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jnulzl/get_perspective_transform.cpp

Last active August 16, 2022 13:07
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get_perspective_transform using native c++
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get_perspective_transform.cpp
#include <iostream>
#include <vector>
//ref to : https://web.archive.org/web/20150222120106/xenia.media.mit.edu/~cwren/interpolator/
std::vector<float> getPerspectiveTransformJnulzl(const std::vector<float>& src,
const std::vector<float>& dst)
{
float a1 = src[0];
float b1 = src[1];
float a2 = src[2];
float b2 = src[3];
float a3 = src[4];
float b3 = src[5];
float a4 = src[6];
float b4 = src[7];
float A1 = dst[0];
float B1 = dst[1];
float A2 = dst[2];
float B2 = dst[3];
float A3 = dst[4];
float B3 = dst[5];
float A4 = dst[6];
float B4 = dst[7];
float m1 = (A1*A2*B3*a1*a1*b2*b3*b3 - A1*A2*B3*a1*a1*b2*b2*b3 + A1*A2*B3*a2*a2*b1*b3*b3 - A1*A2*B3*a2*a2*b1*b1*b3 - A1*A3*B2*a1*a1*b2*b3*b3 + A1*A3*B2*a1*a1*b2*b2*b3 + A1*A3*B2*a3*a3*b1*b2*b2 - A1*A3*B2*a3*a3*b1*b1*b2 - A2*A3*B1*a2*a2*b1*b3*b3 + A2*A3*B1*a2*a2*b1*b1*b3 - A2*A3*B1*a3*a3*b1*b2*b2 + A2*A3*B1*a3*a3*b1*b1*b2 - A1*A2*B3*a1*a1*b2*b4*b4 + A1*A2*B3*a1*a1*b2*b2*b4 - A1*A2*B3*a2*a2*b1*b4*b4 + A1*A2*B3*a2*a2*b1*b1*b4 - A1*A2*B4*a1*a1*b2*b3*b3 + A1*A2*B4*a1*a1*b2*b2*b3 - A1*A2*B4*a2*a2*b1*b3*b3 + A1*A2*B4*a2*a2*b1*b1*b3 + A1*A3*B2*a1*a1*b2*b4*b4 - A1*A3*B2*a1*a1*b2*b2*b4 + A1*A4*B2*a1*a1*b2*b3*b3 - A1*A4*B2*a1*a1*b2*b2*b3 + A2*A3*B1*a2*a2*b1*b4*b4 - A2*A3*B1*a2*a2*b1*b1*b4 + A2*A4*B1*a2*a2*b1*b3*b3 - A2*A4*B1*a2*a2*b1*b1*b3 + A1*A2*B3*a1*a1*b3*b4*b4 - A1*A2*B3*a1*a1*b3*b3*b4 + A1*A2*B4*a1*a1*b2*b4*b4 - A1*A2*B4*a1*a1*b2*b2*b4 + A1*A2*B4*a2*a2*b1*b4*b4 - A1*A2*B4*a2*a2*b1*b1*b4 - A1*A3*B2*a1*a1*b3*b4*b4 + A1*A3*B2*a1*a1*b3*b3*b4 - A1*A3*B2*a3*a3*b1*b4*b4 + A1*A3*B2*a3*a3*b1*b1*b4 + A1*A3*B4*a1*a1*b2*b3*b3 - A1*A3*B4*a1*a1*b2*b2*b3 - A1*A3*B4*a3*a3*b1*b2*b2 + A1*A3*B4*a3*a3*b1*b1*b2 - A1*A4*B2*a1*a1*b2*b4*b4 + A1*A4*B2*a1*a1*b2*b2*b4 + A1*A4*B2*a4*a4*b1*b2*b2 - A1*A4*B2*a4*a4*b1*b1*b2 - A1*A4*B3*a1*a1*b2*b3*b3 + A1*A4*B3*a1*a1*b2*b2*b3 + A2*A3*B1*a3*a3*b1*b4*b4 - A2*A3*B1*a3*a3*b1*b1*b4 - A2*A4*B1*a2*a2*b1*b4*b4 + A2*A4*B1*a2*a2*b1*b1*b4 - A2*A4*B1*a4*a4*b1*b2*b2 + A2*A4*B1*a4*a4*b1*b1*b2 + A3*A4*B1*a3*a3*b1*b2*b2 - A3*A4*B1*a3*a3*b1*b1*b2 + A1*A2*B3*a2*a2*b3*b4*b4 - A1*A2*B3*a2*a2*b3*b3*b4 - A1*A2*B4*a1*a1*b3*b4*b4 + A1*A2*B4*a1*a1*b3*b3*b4 + A1*A3*B2*a3*a3*b2*b4*b4 - A1*A3*B2*a3*a3*b2*b2*b4 - A1*A3*B4*a1*a1*b2*b4*b4 + A1*A3*B4*a1*a1*b2*b2*b4 + A1*A4*B2*a1*a1*b3*b4*b4 - A1*A4*B2*a1*a1*b3*b3*b4 - A1*A4*B2*a4*a4*b1*b3*b3 + A1*A4*B2*a4*a4*b1*b1*b3 + A1*A4*B3*a1*a1*b2*b4*b4 - A1*A4*B3*a1*a1*b2*b2*b4 - A1*A4*B3*a4*a4*b1*b2*b2 + A1*A4*B3*a4*a4*b1*b1*b2 - A2*A3*B1*a2*a2*b3*b4*b4 + A2*A3*B1*a2*a2*b3*b3*b4 - A2*A3*B1*a3*a3*b2*b4*b4 + A2*A3*B1*a3*a3*b2*b2*b4 + A2*A3*B4*a2*a2*b1*b3*b3 - A2*A3*B4*a2*a2*b1*b1*b3 + A2*A3*B4*a3*a3*b1*b2*b2 - A2*A3*B4*a3*a3*b1*b1*b2 + A2*A4*B1*a4*a4*b1*b3*b3 - A2*A4*B1*a4*a4*b1*b1*b3 - A2*A4*B3*a2*a2*b1*b3*b3 + A2*A4*B3*a2*a2*b1*b1*b3 + A3*A4*B1*a4*a4*b1*b2*b2 - A3*A4*B1*a4*a4*b1*b1*b2 - A3*A4*B2*a3*a3*b1*b2*b2 + A3*A4*B2*a3*a3*b1*b1*b2 - A1*A2*B4*a2*a2*b3*b4*b4 + A1*A2*B4*a2*a2*b3*b3*b4 + A1*A3*B4*a1*a1*b3*b4*b4 - A1*A3*B4*a1*a1*b3*b3*b4 + A1*A3*B4*a3*a3*b1*b4*b4 - A1*A3*B4*a3*a3*b1*b1*b4 + A1*A4*B2*a4*a4*b2*b3*b3 - A1*A4*B2*a4*a4*b2*b2*b3 - A1*A4*B3*a1*a1*b3*b4*b4 + A1*A4*B3*a1*a1*b3*b3*b4 + A1*A4*B3*a4*a4*b1*b3*b3 - A1*A4*B3*a4*a4*b1*b1*b3 - A2*A3*B4*a2*a2*b1*b4*b4 + A2*A3*B4*a2*a2*b1*b1*b4 + A2*A4*B1*a2*a2*b3*b4*b4 - A2*A4*B1*a2*a2*b3*b3*b4 - A2*A4*B1*a4*a4*b2*b3*b3 + A2*A4*B1*a4*a4*b2*b2*b3 + A2*A4*B3*a2*a2*b1*b4*b4 - A2*A4*B3*a2*a2*b1*b1*b4 + A2*A4*B3*a4*a4*b1*b2*b2 - A2*A4*B3*a4*a4*b1*b1*b2 - A3*A4*B1*a3*a3*b1*b4*b4 + A3*A4*B1*a3*a3*b1*b1*b4 - A3*A4*B1*a4*a4*b1*b3*b3 + A3*A4*B1*a4*a4*b1*b1*b3 - A3*A4*B2*a4*a4*b1*b2*b2 + A3*A4*B2*a4*a4*b1*b1*b2 - A1*A3*B4*a3*a3*b2*b4*b4 + A1*A3*B4*a3*a3*b2*b2*b4 - A1*A4*B3*a4*a4*b2*b3*b3 + A1*A4*B3*a4*a4*b2*b2*b3 - A2*A3*B4*a3*a3*b1*b4*b4 + A2*A3*B4*a3*a3*b1*b1*b4 - A2*A4*B3*a4*a4*b1*b3*b3 + A2*A4*B3*a4*a4*b1*b1*b3 + A3*A4*B1*a3*a3*b2*b4*b4 - A3*A4*B1*a3*a3*b2*b2*b4 + A3*A4*B1*a4*a4*b2*b3*b3 - A3*A4*B1*a4*a4*b2*b2*b3 + A3*A4*B2*a3*a3*b1*b4*b4 - A3*A4*B2*a3*a3*b1*b1*b4 + A3*A4*B2*a4*a4*b1*b3*b3 - A3*A4*B2*a4*a4*b1*b1*b3 + A2*A3*B4*a2*a2*b3*b4*b4 - A2*A3*B4*a2*a2*b3*b3*b4 + A2*A3*B4*a3*a3*b2*b4*b4 - A2*A3*B4*a3*a3*b2*b2*b4 - A2*A4*B3*a2*a2*b3*b4*b4 + A2*A4*B3*a2*a2*b3*b3*b4 + A2*A4*B3*a4*a4*b2*b3*b3 - A2*A4*B3*a4*a4*b2*b2*b3 - A3*A4*B2*a3*a3*b2*b4*b4 + A3*A4*B2*a3*a3*b2*b2*b4 - A3*A4*B2*a4*a4*b2*b3*b3 + A3*A4*B2*a4*a4*b2*b2*b3 - A1*A2*B3*a1*a2*b1*b3*b3 - A1*A3*B2*a1*a3*b1*b2*b2 + A2*A3*B1*a1*a2*b1*b3*b3 + A2*A3*B1*a1*a3*b1*b2*b2 + A1*A2*B3*a1*a2*b1*b4*b4 - A1*A2*B3*a1*a2*b2*b3*b3 + A1*A2*B4*a1*a2*b1*b3*b3 - A1*A3*B2*a1*a2*b1*b4*b4 + A1*A3*B2*a1*a2*b2*b3*b3 + A1*A3*B2*a1*a4*b1*b2*b2 + A1*A3*B2*a2*a3*b1*b1*b2 - A1*A4*B2*a1*a2*b1*b3*b3 + A1*A4*B2*a1*a3*b1*b2*b2 - A2*A3*B1*a1*a4*b1*b2*b2 - A2*A3*B1*a2*a3*b1*b1*b2 - A2*A4*B1*a1*a3*b1*b2*b2 + A1*A2*B3*a1*a2*b2*b4*b4 - A1*A2*B3*a1*a3*b1*b4*b4 + A1*A2*B3*a1*a3*b2*b2*b3 + A1*A2*B3*a1*a4*b1*b3*b3 + A1*A2*B3*a2*a3*b1*b1*b3 - A1*A2*B4*a1*a2*b1*b4*b4 + A1*A2*B4*a1*a2*b2*b3*b3 + A1*A3*B2*a1*a3*b1*b4*b4 - A1*A3*B2*a1*a3*b2*b2*b3 - A1*A3*B2*a2*a4*b1*b1*b2 + A1*A3*B4*a1*a3*b1*b2*b2 - A1*A4*B2*a1*a4*b1*b2*b2 - A1*A4*B2*a2*a3*b1*b1*b2 + A1*A4*B3*a1*a2*b1*b3*b3 - A1*A4*B3*a1*a3*b1*b2*b2 - A2*A3*B1*a1*a2*b2*b4*b4 - A2*A3*B1*a1*a4*b1*b3*b3 - A2*A3*B1*a2*a3*b1*b1*b3 + A2*A3*B1*a2*a4*b1*b1*b2 + A2*A4*B1*a1*a2*b1*b4*b4 - A2*A4*B1*a1*a2*b2*b3*b3 + A2*A4*B1*a1*a4*b1*b2*b2 + A2*A4*B1*a2*a3*b1*b1*b2 - A3*A4*B1*a1*a2*b1*b3*b3 - 2*A1*A2*B3*a1*a2*b3*b4*b4 + 2*A1*A2*B3*a1*a2*b3*b3*b4 + A1*A2*B3*a1*a3*b2*b4*b4 - A1*A2*B3*a1*a3*b2*b2*b4 - A1*A2*B3*a1*a4*b2*b3*b3 + A1*A2*B3*a1*a4*b2*b2*b3 + A1*A2*B3*a2*a3*b1*b4*b4 - A1*A2*B3*a2*a3*b1*b1*b4 - A1*A2*B3*a2*a4*b1*b3*b3 + A1*A2*B3*a2*a4*b1*b1*b3 - A1*A2*B4*a1*a2*b2*b4*b4 + A1*A2*B4*a1*a3*b1*b4*b4 - A1*A2*B4*a1*a3*b2*b2*b3 - A1*A2*B4*a1*a4*b1*b3*b3 - A1*A2*B4*a2*a3*b1*b1*b3 + A1*A3*B2*a1*a2*b3*b4*b4 - A1*A3*B2*a1*a2*b3*b3*b4 - 2*A1*A3*B2*a1*a3*b2*b4*b4 + 2*A1*A3*B2*a1*a3*b2*b2*b4 + A1*A3*B2*a1*a4*b2*b3*b3 - A1*A3*B2*a1*a4*b2*b2*b3 + A1*A3*B2*a2*a3*b1*b4*b4 - A1*A3*B2*a2*a3*b1*b1*b4 - A1*A3*B2*a3*a4*b1*b2*b2 + A1*A3*B2*a3*a4*b1*b1*b2 + A1*A3*B4*a1*a2*b1*b4*b4 - A1*A3*B4*a1*a2*b2*b3*b3 - A1*A3*B4*a1*a4*b1*b2*b2 - A1*A3*B4*a2*a3*b1*b1*b2 + A1*A4*B2*a1*a2*b2*b4*b4 + A1*A4*B2*a1*a4*b1*b3*b3 + A1*A4*B2*a2*a3*b1*b1*b3 + A1*A4*B2*a2*a4*b1*b1*b2 + A1*A4*B3*a1*a4*b1*b2*b2 + A1*A4*B3*a2*a3*b1*b1*b2 + A2*A3*B1*a1*a2*b3*b4*b4 - A2*A3*B1*a1*a2*b3*b3*b4 + A2*A3*B1*a1*a3*b2*b4*b4 - A2*A3*B1*a1*a3*b2*b2*b4 - 2*A2*A3*B1*a2*a3*b1*b4*b4 + 2*A2*A3*B1*a2*a3*b1*b1*b4 + A2*A3*B1*a2*a4*b1*b3*b3 - A2*A3*B1*a2*a4*b1*b1*b3 + A2*A3*B1*a3*a4*b1*b2*b2 - A2*A3*B1*a3*a4*b1*b1*b2 - A2*A3*B4*a1*a2*b1*b3*b3 - A2*A3*B4*a1*a3*b1*b2*b2 - A2*A4*B1*a1*a3*b1*b4*b4 + A2*A4*B1*a1*a3*b2*b2*b3 - A2*A4*B1*a2*a4*b1*b1*b2 + A2*A4*B3*a1*a3*b1*b2*b2 - A3*A4*B1*a1*a2*b1*b4*b4 + A3*A4*B1*a1*a2*b2*b3*b3 + A3*A4*B2*a1*a2*b1*b3*b3 - A1*A2*B3*a1*a4*b2*b2*b4 - A1*A2*B3*a2*a3*b2*b4*b4 + A1*A2*B3*a2*a4*b2*b3*b3 - A1*A2*B3*a2*a4*b1*b1*b4 - A1*A2*B3*a3*a4*b1*b1*b3 + 2*A1*A2*B4*a1*a2*b3*b4*b4 - 2*A1*A2*B4*a1*a2*b3*b3*b4 - A1*A2*B4*a1*a3*b2*b4*b4 + A1*A2*B4*a1*a3*b2*b2*b4 + A1*A2*B4*a1*a4*b2*b3*b3 - A1*A2*B4*a1*a4*b2*b2*b3 - A1*A2*B4*a2*a3*b1*b4*b4 + A1*A2*B4*a2*a3*b1*b1*b4 + A1*A2*B4*a2*a4*b1*b3*b3 - A1*A2*B4*a2*a4*b1*b1*b3 + A1*A3*B2*a1*a3*b3*b4*b4 - A1*A3*B2*a2*a4*b2*b3*b3 + A1*A3*B2*a2*a4*b1*b1*b4 - A1*A3*B4*a1*a3*b1*b4*b4 + A1*A3*B4*a1*a3*b2*b2*b3 + A1*A3*B4*a2*a4*b1*b1*b2 - A1*A4*B2*a1*a2*b3*b4*b4 + A1*A4*B2*a1*a2*b3*b3*b4 + A1*A4*B2*a1*a3*b2*b4*b4 - A1*A4*B2*a1*a3*b2*b2*b4 - 2*A1*A4*B2*a1*a4*b2*b3*b3 + 2*A1*A4*B2*a1*a4*b2*b2*b3 + A1*A4*B2*a2*a4*b1*b3*b3 - A1*A4*B2*a2*a4*b1*b1*b3 - A1*A4*B2*a3*a4*b1*b2*b2 + A1*A4*B2*a3*a4*b1*b1*b2 - A1*A4*B3*a1*a2*b2*b4*b4 - A1*A4*B3*a1*a4*b1*b3*b3 - A1*A4*B3*a2*a3*b1*b1*b3 - A1*A4*B3*a2*a4*b1*b1*b2 - A2*A3*B1*a1*a3*b3*b4*b4 + A2*A3*B1*a1*a4*b2*b2*b4 + A2*A3*B1*a2*a3*b2*b4*b4 + A2*A3*B1*a3*a4*b1*b1*b3 + A2*A3*B4*a1*a4*b1*b2*b2 + A2*A3*B4*a2*a3*b1*b1*b2 - A2*A4*B1*a1*a2*b3*b4*b4 + A2*A4*B1*a1*a2*b3*b3*b4 + A2*A4*B1*a1*a4*b2*b3*b3 - A2*A4*B1*a1*a4*b2*b2*b3 + A2*A4*B1*a2*a3*b1*b4*b4 - A2*A4*B1*a2*a3*b1*b1*b4 - 2*A2*A4*B1*a2*a4*b1*b3*b3 + 2*A2*A4*B1*a2*a4*b1*b1*b3 + A2*A4*B1*a3*a4*b1*b2*b2 - A2*A4*B1*a3*a4*b1*b1*b2 - A2*A4*B3*a1*a2*b1*b4*b4 + A2*A4*B3*a1*a2*b2*b3*b3 - A2*A4*B3*a1*a4*b1*b2*b2 - A2*A4*B3*a2*a3*b1*b1*b2 + A3*A4*B1*a1*a2*b2*b4*b4 + A3*A4*B1*a1*a3*b1*b4*b4 - A3*A4*B1*a1*a3*b2*b2*b3 + A3*A4*B1*a1*a4*b1*b3*b3 + A3*A4*B1*a2*a3*b1*b1*b3 + A3*A4*B2*a1*a2*b1*b4*b4 - A3*A4*B2*a1*a2*b2*b3*b3 + A1*A2*B3*a3*a4*b1*b1*b4 - A1*A2*B3*a3*a4*b2*b2*b3 + A1*A2*B4*a1*a4*b2*b2*b4 + A1*A2*B4*a2*a3*b2*b4*b4 - A1*A2*B4*a2*a4*b2*b3*b3 + A1*A2*B4*a2*a4*b1*b1*b4 + A1*A2*B4*a3*a4*b1*b1*b3 - A1*A3*B2*a1*a4*b3*b3*b4 - A1*A3*B2*a2*a3*b3*b4*b4 - A1*A3*B2*a3*a4*b1*b1*b4 + A1*A3*B2*a3*a4*b2*b2*b3 - A1*A3*B4*a1*a2*b3*b4*b4 + A1*A3*B4*a1*a2*b3*b3*b4 + 2*A1*A3*B4*a1*a3*b2*b4*b4 - 2*A1*A3*B4*a1*a3*b2*b2*b4 - A1*A3*B4*a1*a4*b2*b3*b3 + A1*A3*B4*a1*a4*b2*b2*b3 - A1*A3*B4*a2*a3*b1*b4*b4 + A1*A3*B4*a2*a3*b1*b1*b4 + A1*A3*B4*a3*a4*b1*b2*b2 - A1*A3*B4*a3*a4*b1*b1*b2 - A1*A4*B2*a1*a3*b3*b4*b4 - A1*A4*B2*a1*a4*b2*b2*b4 - A1*A4*B2*a2*a3*b2*b4*b4 - A1*A4*B2*a3*a4*b1*b1*b3 + A1*A4*B3*a1*a2*b3*b4*b4 - A1*A4*B3*a1*a2*b3*b3*b4 - A1*A4*B3*a1*a3*b2*b4*b4 + A1*A4*B3*a1*a3*b2*b2*b4 + 2*A1*A4*B3*a1*a4*b2*b3*b3 - 2*A1*A4*B3*a1*a4*b2*b2*b3 - A1*A4*B3*a2*a4*b1*b3*b3 + A1*A4*B3*a2*a4*b1*b1*b3 + A1*A4*B3*a3*a4*b1*b2*b2 - A1*A4*B3*a3*a4*b1*b1*b2 + A2*A3*B1*a1*a4*b3*b3*b4 + A2*A3*B1*a2*a3*b3*b4*b4 + A2*A3*B4*a1*a2*b2*b4*b4 + A2*A3*B4*a1*a4*b1*b3*b3 + A2*A3*B4*a2*a3*b1*b1*b3 - A2*A3*B4*a2*a4*b1*b1*b2 + A2*A4*B1*a1*a3*b3*b4*b4 + A2*A4*B1*a2*a4*b2*b3*b3 - A2*A4*B1*a2*a4*b1*b1*b4 + A2*A4*B3*a1*a3*b1*b4*b4 - A2*A4*B3*a1*a3*b2*b2*b3 + A2*A4*B3*a2*a4*b1*b1*b2 - A3*A4*B1*a1*a3*b2*b4*b4 + A3*A4*B1*a1*a3*b2*b2*b4 - A3*A4*B1*a1*a4*b2*b3*b3 + A3*A4*B1*a1*a4*b2*b2*b3 + A3*A4*B1*a2*a3*b1*b4*b4 - A3*A4*B1*a2*a3*b1*b1*b4 + A3*A4*B1*a2*a4*b1*b3*b3 - A3*A4*B1*a2*a4*b1*b1*b3 - 2*A3*A4*B1*a3*a4*b1*b2*b2 + 2*A3*A4*B1*a3*a4*b1*b1*b2 - A3*A4*B2*a1*a2*b2*b4*b4 - A3*A4*B2*a1*a3*b1*b4*b4 + A3*A4*B2*a1*a3*b2*b2*b3 - A3*A4*B2*a1*a4*b1*b3*b3 - A3*A4*B2*a2*a3*b1*b1*b3 + A1*A2*B3*a3*a4*b2*b2*b4 - A1*A2*B4*a3*a4*b1*b1*b4 + A1*A2*B4*a3*a4*b2*b2*b3 + A1*A3*B2*a2*a4*b3*b3*b4 - A1*A3*B4*a1*a3*b3*b4*b4 + A1*A3*B4*a2*a4*b2*b3*b3 - A1*A3*B4*a2*a4*b1*b1*b4 + A1*A4*B2*a1*a4*b3*b3*b4 + A1*A4*B2*a2*a3*b3*b4*b4 + A1*A4*B3*a1*a3*b3*b4*b4 + A1*A4*B3*a1*a4*b2*b2*b4 + A1*A4*B3*a2*a3*b2*b4*b4 + A1*A4*B3*a3*a4*b1*b1*b3 - A2*A3*B1*a2*a4*b3*b3*b4 - A2*A3*B1*a3*a4*b2*b2*b4 - A2*A3*B4*a1*a2*b3*b4*b4 + A2*A3*B4*a1*a2*b3*b3*b4 - A2*A3*B4*a1*a3*b2*b4*b4 + A2*A3*B4*a1*a3*b2*b2*b4 + 2*A2*A3*B4*a2*a3*b1*b4*b4 - 2*A2*A3*B4*a2*a3*b1*b1*b4 - A2*A3*B4*a2*a4*b1*b3*b3 + A2*A3*B4*a2*a4*b1*b1*b3 - A2*A3*B4*a3*a4*b1*b2*b2 + A2*A3*B4*a3*a4*b1*b1*b2 - A2*A4*B1*a1*a4*b3*b3*b4 - A2*A4*B1*a2*a3*b3*b4*b4 + A2*A4*B1*a3*a4*b1*b1*b4 - A2*A4*B1*a3*a4*b2*b2*b3 + A2*A4*B3*a1*a2*b3*b4*b4 - A2*A4*B3*a1*a2*b3*b3*b4 - A2*A4*B3*a1*a4*b2*b3*b3 + A2*A4*B3*a1*a4*b2*b2*b3 - A2*A4*B3*a2*a3*b1*b4*b4 + A2*A4*B3*a2*a3*b1*b1*b4 + 2*A2*A4*B3*a2*a4*b1*b3*b3 - 2*A2*A4*B3*a2*a4*b1*b1*b3 - A2*A4*B3*a3*a4*b1*b2*b2 + A2*A4*B3*a3*a4*b1*b1*b2 - A3*A4*B1*a1*a4*b2*b2*b4 - A3*A4*B1*a2*a3*b2*b4*b4 - A3*A4*B1*a2*a4*b2*b3*b3 + A3*A4*B1*a2*a4*b1*b1*b4 - A3*A4*B1*a3*a4*b1*b1*b3 + A3*A4*B2*a1*a3*b2*b4*b4 - A3*A4*B2*a1*a3*b2*b2*b4 + A3*A4*B2*a1*a4*b2*b3*b3 - A3*A4*B2*a1*a4*b2*b2*b3 - A3*A4*B2*a2*a3*b1*b4*b4 + A3*A4*B2*a2*a3*b1*b1*b4 - A3*A4*B2*a2*a4*b1*b3*b3 + A3*A4*B2*a2*a4*b1*b1*b3 + 2*A3*A4*B2*a3*a4*b1*b2*b2 - 2*A3*A4*B2*a3*a4*b1*b1*b2 - A1*A2*B4*a3*a4*b2*b2*b4 + A1*A3*B4*a1*a4*b3*b3*b4 + A1*A3*B4*a2*a3*b3*b4*b4 + A1*A3*B4*a3*a4*b1*b1*b4 - A1*A3*B4*a3*a4*b2*b2*b3 - A1*A4*B2*a2*a4*b3*b3*b4 + A1*A4*B2*a3*a4*b2*b2*b4 - A1*A4*B3*a1*a4*b3*b3*b4 - A1*A4*B3*a2*a3*b3*b4*b4 + A2*A3*B4*a1*a3*b3*b4*b4 - A2*A3*B4*a1*a4*b2*b2*b4 - A2*A3*B4*a2*a3*b2*b4*b4 - A2*A3*B4*a3*a4*b1*b1*b3 + A2*A4*B1*a2*a4*b3*b3*b4 - A2*A4*B3*a1*a3*b3*b4*b4 - A2*A4*B3*a2*a4*b2*b3*b3 + A2*A4*B3*a2*a4*b1*b1*b4 - A3*A4*B1*a3*a4*b1*b1*b4 + A3*A4*B1*a3*a4*b2*b2*b3 + A3*A4*B2*a1*a4*b2*b2*b4 + A3*A4*B2*a2*a3*b2*b4*b4 + A3*A4*B2*a2*a4*b2*b3*b3 - A3*A4*B2*a2*a4*b1*b1*b4 + A3*A4*B2*a3*a4*b1*b1*b3 - A1*A3*B4*a2*a4*b3*b3*b4 + A1*A4*B3*a2*a4*b3*b3*b4 - A1*A4*B3*a3*a4*b2*b2*b4 - A2*A3*B4*a1*a4*b3*b3*b4 - A2*A3*B4*a2*a3*b3*b4*b4 + A2*A4*B3*a1*a4*b3*b3*b4 + A2*A4*B3*a2*a3*b3*b4*b4 - A2*A4*B3*a3*a4*b1*b1*b4 + A2*A4*B3*a3*a4*b2*b2*b3 + A3*A4*B1*a3*a4*b2*b2*b4 + A3*A4*B2*a3*a4*b1*b1*b4 - A3*A4*B2*a3*a4*b2*b2*b3 + A2*A3*B4*a2*a4*b3*b3*b4 + A2*A3*B4*a3*a4*b2*b2*b4 - A2*A4*B3*a2*a4*b3*b3*b4 - A3*A4*B2*a3*a4*b2*b2*b4 + 2*A1*A2*B3*a1*a2*b1*b2*b3 - A1*A3*B2*a1*a2*b1*b2*b3 - A2*A3*B1*a1*a2*b1*b2*b3 - 2*A1*A2*B3*a1*a2*b1*b2*b4 - A1*A2*B3*a1*a3*b1*b2*b3 - 2*A1*A2*B4*a1*a2*b1*b2*b3 + A1*A3*B2*a1*a2*b1*b2*b4 + 2*A1*A3*B2*a1*a3*b1*b2*b3 + A1*A4*B2*a1*a2*b1*b2*b3 + A2*A3*B1*a1*a2*b1*b2*b4 - A2*A3*B1*a1*a3*b1*b2*b3 + A2*A4*B1*a1*a2*b1*b2*b3 + A1*A2*B3*a1*a3*b1*b2*b4 - A1*A2*B3*a1*a4*b1*b2*b3 - A1*A2*B3*a2*a3*b1*b2*b3 + 2*A1*A2*B4*a1*a2*b1*b2*b4 + A1*A2*B4*a1*a3*b1*b2*b3 + A1*A3*B2*a1*a2*b1*b3*b4 - A1*A3*B2*a1*a4*b1*b2*b3 - A1*A3*B2*a2*a3*b1*b2*b3 + A1*A3*B4*a1*a2*b1*b2*b3 - A1*A4*B2*a1*a2*b1*b2*b4 - A1*A4*B2*a1*a3*b1*b2*b3 - A1*A4*B3*a1*a2*b1*b2*b3 - A2*A3*B1*a1*a2*b1*b3*b4 - A2*A3*B1*a1*a3*b1*b2*b4 + 2*A2*A3*B1*a1*a4*b1*b2*b3 + 2*A2*A3*B1*a2*a3*b1*b2*b3 - A2*A4*B1*a1*a2*b1*b2*b4 + A1*A2*B3*a1*a3*b1*b3*b4 + A1*A2*B3*a1*a4*b1*b2*b4 + A1*A2*B3*a2*a3*b1*b2*b4 - A1*A2*B3*a2*a4*b1*b2*b3 - A1*A2*B4*a1*a3*b1*b2*b4 + A1*A2*B4*a1*a4*b1*b2*b3 + A1*A2*B4*a2*a3*b1*b2*b3 - A1*A3*B2*a1*a2*b2*b3*b4 - 2*A1*A3*B2*a1*a3*b1*b3*b4 - A1*A3*B2*a1*a4*b1*b2*b4 - A1*A3*B2*a2*a3*b1*b2*b4 + 2*A1*A3*B2*a2*a4*b1*b2*b3 - A1*A3*B4*a1*a2*b1*b2*b4 - 2*A1*A3*B4*a1*a3*b1*b2*b3 + A1*A4*B2*a1*a2*b1*b3*b4 - A1*A4*B2*a1*a3*b1*b2*b4 + A1*A4*B3*a1*a2*b1*b2*b4 + A1*A4*B3*a1*a3*b1*b2*b3 + A2*A3*B1*a1*a2*b2*b3*b4 + A2*A3*B1*a1*a3*b1*b3*b4 - A2*A3*B1*a2*a4*b1*b2*b3 + A2*A3*B4*a1*a2*b1*b2*b3 - A2*A4*B1*a1*a2*b1*b3*b4 + 2*A2*A4*B1*a1*a3*b1*b2*b4 - A2*A4*B1*a1*a4*b1*b2*b3 - A2*A4*B1*a2*a3*b1*b2*b3 - A2*A4*B3*a1*a2*b1*b2*b3 + A3*A4*B1*a1*a3*b1*b2*b3 - A1*A2*B3*a1*a3*b2*b3*b4 - A1*A2*B3*a1*a4*b1*b3*b4 - A1*A2*B3*a2*a3*b1*b3*b4 + A1*A2*B3*a2*a4*b1*b2*b4 + 2*A1*A2*B3*a3*a4*b1*b2*b3 - A1*A2*B4*a1*a3*b1*b3*b4 - A1*A2*B4*a1*a4*b1*b2*b4 - A1*A2*B4*a2*a3*b1*b2*b4 + A1*A2*B4*a2*a4*b1*b2*b3 + A1*A3*B2*a1*a4*b1*b3*b4 + A1*A3*B2*a2*a3*b1*b3*b4 - A1*A3*B2*a3*a4*b1*b2*b3 - A1*A3*B4*a1*a2*b1*b3*b4 + A1*A3*B4*a1*a4*b1*b2*b3 + A1*A3*B4*a2*a3*b1*b2*b3 - A1*A4*B2*a1*a2*b2*b3*b4 + A1*A4*B2*a1*a3*b1*b3*b4 + 2*A1*A4*B2*a1*a4*b1*b2*b4 + 2*A1*A4*B2*a2*a3*b1*b2*b4 - A1*A4*B2*a2*a4*b1*b2*b3 - A1*A4*B3*a1*a2*b1*b3*b4 + A1*A4*B3*a1*a3*b1*b2*b4 + A2*A3*B1*a1*a3*b2*b3*b4 - A2*A3*B1*a2*a4*b1*b2*b4 - A2*A3*B1*a3*a4*b1*b2*b3 - A2*A3*B4*a1*a2*b1*b2*b4 + A2*A3*B4*a1*a3*b1*b2*b3 + A2*A4*B1*a1*a2*b2*b3*b4 - A2*A4*B1*a1*a4*b1*b2*b4 - A2*A4*B1*a2*a3*b1*b2*b4 + A2*A4*B3*a1*a2*b1*b2*b4 + 2*A3*A4*B1*a1*a2*b1*b3*b4 - A3*A4*B1*a1*a3*b1*b2*b4 - A3*A4*B1*a1*a4*b1*b2*b3 - A3*A4*B1*a2*a3*b1*b2*b3 - A3*A4*B2*a1*a3*b1*b2*b3 + A1*A2*B3*a1*a4*b2*b3*b4 + A1*A2*B3*a2*a3*b2*b3*b4 + A1*A2*B3*a2*a4*b1*b3*b4 - 2*A1*A2*B3*a3*a4*b1*b2*b4 + A1*A2*B4*a1*a3*b2*b3*b4 + A1*A2*B4*a1*a4*b1*b3*b4 + A1*A2*B4*a2*a3*b1*b3*b4 - A1*A2*B4*a2*a4*b1*b2*b4 - 2*A1*A2*B4*a3*a4*b1*b2*b3 + A1*A3*B2*a1*a4*b2*b3*b4 + A1*A3*B2*a2*a3*b2*b3*b4 - 2*A1*A3*B2*a2*a4*b1*b3*b4 + A1*A3*B2*a3*a4*b1*b2*b4 + A1*A3*B4*a1*a2*b2*b3*b4 + 2*A1*A3*B4*a1*a3*b1*b3*b4 + A1*A3*B4*a1*a4*b1*b2*b4 + A1*A3*B4*a2*a3*b1*b2*b4 - 2*A1*A3*B4*a2*a4*b1*b2*b3 + A1*A4*B2*a1*a3*b2*b3*b4 - 2*A1*A4*B2*a1*a4*b1*b3*b4 - 2*A1*A4*B2*a2*a3*b1*b3*b4 - A1*A4*B2*a2*a4*b1*b2*b4 + A1*A4*B2*a3*a4*b1*b2*b3 + A1*A4*B3*a1*a2*b2*b3*b4 - A1*A4*B3*a1*a3*b1*b3*b4 - 2*A1*A4*B3*a1*a4*b1*b2*b4 - 2*A1*A4*B3*a2*a3*b1*b2*b4 + A1*A4*B3*a2*a4*b1*b2*b3 - 2*A2*A3*B1*a1*a4*b2*b3*b4 - 2*A2*A3*B1*a2*a3*b2*b3*b4 + A2*A3*B1*a2*a4*b1*b3*b4 + A2*A3*B1*a3*a4*b1*b2*b4 + A2*A3*B4*a1*a2*b1*b3*b4 + A2*A3*B4*a1*a3*b1*b2*b4 - 2*A2*A3*B4*a1*a4*b1*b2*b3 - 2*A2*A3*B4*a2*a3*b1*b2*b3 - 2*A2*A4*B1*a1*a3*b2*b3*b4 + A2*A4*B1*a1*a4*b1*b3*b4 + A2*A4*B1*a2*a3*b1*b3*b4 + 2*A2*A4*B1*a2*a4*b1*b2*b4 + A2*A4*B1*a3*a4*b1*b2*b3 + A2*A4*B3*a1*a2*b1*b3*b4 - 2*A2*A4*B3*a1*a3*b1*b2*b4 + A2*A4*B3*a1*a4*b1*b2*b3 + A2*A4*B3*a2*a3*b1*b2*b3 - 2*A3*A4*B1*a1*a2*b2*b3*b4 - A3*A4*B1*a1*a3*b1*b3*b4 + A3*A4*B1*a1*a4*b1*b2*b4 + A3*A4*B1*a2*a3*b1*b2*b4 + A3*A4*B1*a2*a4*b1*b2*b3 - 2*A3*A4*B2*a1*a2*b1*b3*b4 + A3*A4*B2*a1*a3*b1*b2*b4 + A3*A4*B2*a1*a4*b1*b2*b3 + A3*A4*B2*a2*a3*b1*b2*b3 - A1*A2*B3*a2*a4*b2*b3*b4 - A1*A2*B4*a1*a4*b2*b3*b4 - A1*A2*B4*a2*a3*b2*b3*b4 - A1*A2*B4*a2*a4*b1*b3*b4 + 2*A1*A2*B4*a3*a4*b1*b2*b4 + A1*A3*B2*a3*a4*b1*b3*b4 - A1*A3*B4*a1*a4*b1*b3*b4 - A1*A3*B4*a2*a3*b1*b3*b4 + A1*A3*B4*a3*a4*b1*b2*b3 + A1*A4*B2*a2*a4*b1*b3*b4 - A1*A4*B2*a3*a4*b1*b2*b4 - A1*A4*B3*a1*a3*b2*b3*b4 + 2*A1*A4*B3*a1*a4*b1*b3*b4 + 2*A1*A4*B3*a2*a3*b1*b3*b4 + A1*A4*B3*a2*a4*b1*b2*b4 - A1*A4*B3*a3*a4*b1*b2*b3 + A2*A3*B1*a2*a4*b2*b3*b4 - A2*A3*B1*a3*a4*b1*b3*b4 - A2*A3*B4*a1*a2*b2*b3*b4 - A2*A3*B4*a1*a3*b1*b3*b4 + A2*A3*B4*a2*a4*b1*b2*b3 + A2*A4*B1*a1*a4*b2*b3*b4 + A2*A4*B1*a2*a3*b2*b3*b4 - A2*A4*B1*a3*a4*b1*b2*b4 - A2*A4*B3*a1*a2*b2*b3*b4 + A2*A4*B3*a1*a4*b1*b2*b4 + A2*A4*B3*a2*a3*b1*b2*b4 + A3*A4*B1*a1*a3*b2*b3*b4 - A3*A4*B1*a1*a4*b1*b3*b4 - A3*A4*B1*a2*a3*b1*b3*b4 - A3*A4*B1*a2*a4*b1*b2*b4 + 2*A3*A4*B2*a1*a2*b2*b3*b4 + A3*A4*B2*a1*a3*b1*b3*b4 - A3*A4*B2*a1*a4*b1*b2*b4 - A3*A4*B2*a2*a3*b1*b2*b4 - A3*A4*B2*a2*a4*b1*b2*b3 + A1*A2*B4*a2*a4*b2*b3*b4 - A1*A3*B2*a3*a4*b2*b3*b4 - A1*A3*B4*a1*a4*b2*b3*b4 - A1*A3*B4*a2*a3*b2*b3*b4 + 2*A1*A3*B4*a2*a4*b1*b3*b4 - A1*A3*B4*a3*a4*b1*b2*b4 + A1*A4*B2*a2*a4*b2*b3*b4 + A1*A4*B2*a3*a4*b1*b3*b4 - A1*A4*B3*a2*a4*b1*b3*b4 + A1*A4*B3*a3*a4*b1*b2*b4 + A2*A3*B1*a3*a4*b2*b3*b4 - A2*A3*B4*a1*a3*b2*b3*b4 + A2*A3*B4*a2*a4*b1*b2*b4 + A2*A3*B4*a3*a4*b1*b2*b3 - 2*A2*A4*B1*a2*a4*b2*b3*b4 - A2*A4*B1*a3*a4*b1*b3*b4 + 2*A2*A4*B3*a1*a3*b2*b3*b4 - A2*A4*B3*a1*a4*b1*b3*b4 - A2*A4*B3*a2*a3*b1*b3*b4 - 2*A2*A4*B3*a2*a4*b1*b2*b4 - A2*A4*B3*a3*a4*b1*b2*b3 + A3*A4*B1*a1*a4*b2*b3*b4 + A3*A4*B1*a2*a3*b2*b3*b4 - A3*A4*B1*a2*a4*b1*b3*b4 - A3*A4*B2*a1*a3*b2*b3*b4 + A3*A4*B2*a1*a4*b1*b3*b4 + A3*A4*B2*a2*a3*b1*b3*b4 + A3*A4*B2*a2*a4*b1*b2*b4 - A1*A3*B4*a3*a4*b1*b3*b4 - A1*A4*B2*a3*a4*b2*b3*b4 - A1*A4*B3*a2*a4*b2*b3*b4 - A1*A4*B3*a3*a4*b1*b3*b4 + 2*A2*A3*B4*a1*a4*b2*b3*b4 + 2*A2*A3*B4*a2*a3*b2*b3*b4 - A2*A3*B4*a2*a4*b1*b3*b4 - A2*A3*B4*a3*a4*b1*b2*b4 + A2*A4*B1*a3*a4*b2*b3*b4 - A2*A4*B3*a1*a4*b2*b3*b4 - A2*A4*B3*a2*a3*b2*b3*b4 + A2*A4*B3*a3*a4*b1*b2*b4 + A3*A4*B1*a2*a4*b2*b3*b4 + 2*A3*A4*B1*a3*a4*b1*b3*b4 - A3*A4*B2*a1*a4*b2*b3*b4 - A3*A4*B2*a2*a3*b2*b3*b4 + A3*A4*B2*a2*a4*b1*b3*b4 + A1*A3*B4*a3*a4*b2*b3*b4 + A1*A4*B3*a3*a4*b2*b3*b4 - A2*A3*B4*a2*a4*b2*b3*b4 + A2*A3*B4*a3*a4*b1*b3*b4 + 2*A2*A4*B3*a2*a4*b2*b3*b4 + A2*A4*B3*a3*a4*b1*b3*b4 - 2*A3*A4*B1*a3*a4*b2*b3*b4 - A3*A4*B2*a2*a4*b2*b3*b4 - 2*A3*A4*B2*a3*a4*b1*b3*b4 - A2*A3*B4*a3*a4*b2*b3*b4 - A2*A4*B3*a3*a4*b2*b3*b4 + 2*A3*A4*B2*a3*a4*b2*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m2 = -(A1*A2*B3*a1*a3*a3*b2*b2 + A1*A2*B3*a2*a3*a3*b1*b1 - A1*A2*B3*a1*a1*a3*b2*b2 - A1*A2*B3*a2*a2*a3*b1*b1 + A1*A3*B2*a1*a2*a2*b3*b3 - A1*A3*B2*a2*a3*a3*b1*b1 - A1*A3*B2*a1*a1*a2*b3*b3 + A1*A3*B2*a2*a2*a3*b1*b1 - A2*A3*B1*a1*a2*a2*b3*b3 - A2*A3*B1*a1*a3*a3*b2*b2 + A2*A3*B1*a1*a1*a2*b3*b3 + A2*A3*B1*a1*a1*a3*b2*b2 - A1*A2*B3*a1*a4*a4*b2*b2 - A1*A2*B3*a2*a4*a4*b1*b1 + A1*A2*B3*a1*a1*a4*b2*b2 + A1*A2*B3*a2*a2*a4*b1*b1 - A1*A2*B4*a1*a3*a3*b2*b2 - A1*A2*B4*a2*a3*a3*b1*b1 + A1*A2*B4*a1*a1*a3*b2*b2 + A1*A2*B4*a2*a2*a3*b1*b1 + A1*A3*B2*a2*a4*a4*b1*b1 - A1*A3*B2*a2*a2*a4*b1*b1 + A1*A4*B2*a2*a3*a3*b1*b1 - A1*A4*B2*a2*a2*a3*b1*b1 + A2*A3*B1*a1*a4*a4*b2*b2 - A2*A3*B1*a1*a1*a4*b2*b2 + A2*A4*B1*a1*a3*a3*b2*b2 - A2*A4*B1*a1*a1*a3*b2*b2 + A1*A2*B3*a3*a4*a4*b1*b1 - A1*A2*B3*a3*a3*a4*b1*b1 + A1*A2*B4*a1*a4*a4*b2*b2 + A1*A2*B4*a2*a4*a4*b1*b1 - A1*A2*B4*a1*a1*a4*b2*b2 - A1*A2*B4*a2*a2*a4*b1*b1 - A1*A3*B2*a1*a4*a4*b3*b3 - A1*A3*B2*a3*a4*a4*b1*b1 + A1*A3*B2*a1*a1*a4*b3*b3 + A1*A3*B2*a3*a3*a4*b1*b1 - A1*A3*B4*a1*a2*a2*b3*b3 + A1*A3*B4*a2*a3*a3*b1*b1 + A1*A3*B4*a1*a1*a2*b3*b3 - A1*A3*B4*a2*a2*a3*b1*b1 + A1*A4*B2*a1*a2*a2*b4*b4 - A1*A4*B2*a2*a4*a4*b1*b1 - A1*A4*B2*a1*a1*a2*b4*b4 + A1*A4*B2*a2*a2*a4*b1*b1 - A1*A4*B3*a2*a3*a3*b1*b1 + A1*A4*B3*a2*a2*a3*b1*b1 + A2*A3*B1*a1*a4*a4*b3*b3 - A2*A3*B1*a1*a1*a4*b3*b3 - A2*A4*B1*a1*a2*a2*b4*b4 - A2*A4*B1*a1*a4*a4*b2*b2 + A2*A4*B1*a1*a1*a2*b4*b4 + A2*A4*B1*a1*a1*a4*b2*b2 + A3*A4*B1*a1*a2*a2*b3*b3 - A3*A4*B1*a1*a1*a2*b3*b3 + A1*A2*B3*a3*a4*a4*b2*b2 - A1*A2*B3*a3*a3*a4*b2*b2 - A1*A2*B4*a3*a4*a4*b1*b1 + A1*A2*B4*a3*a3*a4*b1*b1 + A1*A3*B2*a2*a4*a4*b3*b3 - A1*A3*B2*a2*a2*a4*b3*b3 - A1*A3*B4*a2*a4*a4*b1*b1 + A1*A3*B4*a2*a2*a4*b1*b1 - A1*A4*B2*a1*a3*a3*b4*b4 + A1*A4*B2*a3*a4*a4*b1*b1 + A1*A4*B2*a1*a1*a3*b4*b4 - A1*A4*B2*a3*a3*a4*b1*b1 - A1*A4*B3*a1*a2*a2*b4*b4 + A1*A4*B3*a2*a4*a4*b1*b1 + A1*A4*B3*a1*a1*a2*b4*b4 - A1*A4*B3*a2*a2*a4*b1*b1 - A2*A3*B1*a2*a4*a4*b3*b3 - A2*A3*B1*a3*a4*a4*b2*b2 + A2*A3*B1*a2*a2*a4*b3*b3 + A2*A3*B1*a3*a3*a4*b2*b2 + A2*A3*B4*a1*a2*a2*b3*b3 + A2*A3*B4*a1*a3*a3*b2*b2 - A2*A3*B4*a1*a1*a2*b3*b3 - A2*A3*B4*a1*a1*a3*b2*b2 + A2*A4*B1*a1*a3*a3*b4*b4 - A2*A4*B1*a1*a1*a3*b4*b4 - A2*A4*B3*a1*a3*a3*b2*b2 + A2*A4*B3*a1*a1*a3*b2*b2 + A3*A4*B1*a1*a2*a2*b4*b4 - A3*A4*B1*a1*a1*a2*b4*b4 - A3*A4*B2*a1*a2*a2*b3*b3 + A3*A4*B2*a1*a1*a2*b3*b3 - A1*A2*B4*a3*a4*a4*b2*b2 + A1*A2*B4*a3*a3*a4*b2*b2 + A1*A3*B4*a1*a4*a4*b3*b3 + A1*A3*B4*a3*a4*a4*b1*b1 - A1*A3*B4*a1*a1*a4*b3*b3 - A1*A3*B4*a3*a3*a4*b1*b1 + A1*A4*B2*a2*a3*a3*b4*b4 - A1*A4*B2*a2*a2*a3*b4*b4 + A1*A4*B3*a1*a3*a3*b4*b4 - A1*A4*B3*a3*a4*a4*b1*b1 - A1*A4*B3*a1*a1*a3*b4*b4 + A1*A4*B3*a3*a3*a4*b1*b1 - A2*A3*B4*a1*a4*a4*b2*b2 + A2*A3*B4*a1*a1*a4*b2*b2 - A2*A4*B1*a2*a3*a3*b4*b4 + A2*A4*B1*a3*a4*a4*b2*b2 + A2*A4*B1*a2*a2*a3*b4*b4 - A2*A4*B1*a3*a3*a4*b2*b2 + A2*A4*B3*a1*a2*a2*b4*b4 + A2*A4*B3*a1*a4*a4*b2*b2 - A2*A4*B3*a1*a1*a2*b4*b4 - A2*A4*B3*a1*a1*a4*b2*b2 - A3*A4*B1*a1*a3*a3*b4*b4 - A3*A4*B1*a1*a4*a4*b3*b3 + A3*A4*B1*a1*a1*a3*b4*b4 + A3*A4*B1*a1*a1*a4*b3*b3 - A3*A4*B2*a1*a2*a2*b4*b4 + A3*A4*B2*a1*a1*a2*b4*b4 - A1*A3*B4*a2*a4*a4*b3*b3 + A1*A3*B4*a2*a2*a4*b3*b3 - A1*A4*B3*a2*a3*a3*b4*b4 + A1*A4*B3*a2*a2*a3*b4*b4 - A2*A3*B4*a1*a4*a4*b3*b3 + A2*A3*B4*a1*a1*a4*b3*b3 - A2*A4*B3*a1*a3*a3*b4*b4 + A2*A4*B3*a1*a1*a3*b4*b4 + A3*A4*B1*a2*a3*a3*b4*b4 + A3*A4*B1*a2*a4*a4*b3*b3 - A3*A4*B1*a2*a2*a3*b4*b4 - A3*A4*B1*a2*a2*a4*b3*b3 + A3*A4*B2*a1*a3*a3*b4*b4 + A3*A4*B2*a1*a4*a4*b3*b3 - A3*A4*B2*a1*a1*a3*b4*b4 - A3*A4*B2*a1*a1*a4*b3*b3 + A2*A3*B4*a2*a4*a4*b3*b3 + A2*A3*B4*a3*a4*a4*b2*b2 - A2*A3*B4*a2*a2*a4*b3*b3 - A2*A3*B4*a3*a3*a4*b2*b2 + A2*A4*B3*a2*a3*a3*b4*b4 - A2*A4*B3*a3*a4*a4*b2*b2 - A2*A4*B3*a2*a2*a3*b4*b4 + A2*A4*B3*a3*a3*a4*b2*b2 - A3*A4*B2*a2*a3*a3*b4*b4 - A3*A4*B2*a2*a4*a4*b3*b3 + A3*A4*B2*a2*a2*a3*b4*b4 + A3*A4*B2*a2*a2*a4*b3*b3 - A1*A2*B3*a1*a3*a3*b1*b2 - A1*A3*B2*a1*a2*a2*b1*b3 + A2*A3*B1*a1*a2*a2*b1*b3 + A2*A3*B1*a1*a3*a3*b1*b2 + A1*A2*B3*a1*a4*a4*b1*b2 - A1*A2*B3*a2*a3*a3*b1*b2 + A1*A2*B4*a1*a3*a3*b1*b2 + A1*A3*B2*a1*a2*a2*b1*b4 - A1*A3*B2*a1*a4*a4*b1*b2 + A1*A3*B2*a2*a3*a3*b1*b2 + A1*A3*B2*a1*a1*a2*b2*b3 + A1*A4*B2*a1*a2*a2*b1*b3 - A1*A4*B2*a1*a3*a3*b1*b2 - A2*A3*B1*a1*a2*a2*b1*b4 - A2*A3*B1*a1*a1*a2*b2*b3 - A2*A4*B1*a1*a2*a2*b1*b3 + A1*A2*B3*a1*a3*a3*b1*b4 - A1*A2*B3*a1*a4*a4*b1*b3 + A1*A2*B3*a2*a4*a4*b1*b2 + A1*A2*B3*a1*a1*a3*b2*b3 + A1*A2*B3*a2*a2*a3*b1*b3 - A1*A2*B4*a1*a4*a4*b1*b2 + A1*A2*B4*a2*a3*a3*b1*b2 + A1*A3*B2*a1*a4*a4*b1*b3 - A1*A3*B2*a1*a1*a2*b2*b4 - A1*A3*B2*a2*a2*a3*b1*b3 + A1*A3*B4*a1*a2*a2*b1*b3 - A1*A4*B2*a1*a2*a2*b1*b4 - A1*A4*B2*a1*a1*a2*b2*b3 - A1*A4*B3*a1*a2*a2*b1*b3 + A1*A4*B3*a1*a3*a3*b1*b2 - A2*A3*B1*a1*a3*a3*b1*b4 - A2*A3*B1*a2*a4*a4*b1*b2 + A2*A3*B1*a1*a1*a2*b2*b4 - A2*A3*B1*a1*a1*a3*b2*b3 + A2*A4*B1*a1*a2*a2*b1*b4 + A2*A4*B1*a1*a4*a4*b1*b2 - A2*A4*B1*a2*a3*a3*b1*b2 + A2*A4*B1*a1*a1*a2*b2*b3 - A3*A4*B1*a1*a3*a3*b1*b2 - A1*A2*B3*a1*a3*a3*b2*b4 + A1*A2*B3*a1*a4*a4*b2*b3 - A1*A2*B3*a2*a3*a3*b1*b4 + A1*A2*B3*a2*a4*a4*b1*b3 - 2*A1*A2*B3*a3*a4*a4*b1*b2 + A1*A2*B3*a1*a1*a3*b2*b4 - A1*A2*B3*a1*a1*a4*b2*b3 + A1*A2*B3*a2*a2*a3*b1*b4 - A1*A2*B3*a2*a2*a4*b1*b3 + 2*A1*A2*B3*a3*a3*a4*b1*b2 - A1*A2*B4*a1*a3*a3*b1*b4 + A1*A2*B4*a1*a4*a4*b1*b3 - A1*A2*B4*a2*a4*a4*b1*b2 - A1*A2*B4*a1*a1*a3*b2*b3 - A1*A2*B4*a2*a2*a3*b1*b3 - A1*A3*B2*a1*a2*a2*b3*b4 + A1*A3*B2*a1*a4*a4*b2*b3 + A1*A3*B2*a2*a3*a3*b1*b4 - 2*A1*A3*B2*a2*a4*a4*b1*b3 + A1*A3*B2*a3*a4*a4*b1*b2 + A1*A3*B2*a1*a1*a2*b3*b4 - A1*A3*B2*a1*a1*a4*b2*b3 - A1*A3*B2*a2*a2*a3*b1*b4 + 2*A1*A3*B2*a2*a2*a4*b1*b3 - A1*A3*B2*a3*a3*a4*b1*b2 - A1*A3*B4*a1*a2*a2*b1*b4 + A1*A3*B4*a1*a4*a4*b1*b2 - A1*A3*B4*a2*a3*a3*b1*b2 - A1*A3*B4*a1*a1*a2*b2*b3 + A1*A4*B2*a1*a3*a3*b1*b4 + A1*A4*B2*a2*a4*a4*b1*b2 + A1*A4*B2*a1*a1*a2*b2*b4 + A1*A4*B2*a1*a1*a3*b2*b3 + A1*A4*B3*a1*a2*a2*b1*b4 + A1*A4*B3*a1*a1*a2*b2*b3 + A2*A3*B1*a1*a2*a2*b3*b4 + A2*A3*B1*a1*a3*a3*b2*b4 - 2*A2*A3*B1*a1*a4*a4*b2*b3 + A2*A3*B1*a2*a4*a4*b1*b3 + A2*A3*B1*a3*a4*a4*b1*b2 - A2*A3*B1*a1*a1*a2*b3*b4 - A2*A3*B1*a1*a1*a3*b2*b4 + 2*A2*A3*B1*a1*a1*a4*b2*b3 - A2*A3*B1*a2*a2*a4*b1*b3 - A2*A3*B1*a3*a3*a4*b1*b2 - A2*A3*B4*a1*a2*a2*b1*b3 - A2*A3*B4*a1*a3*a3*b1*b2 - A2*A4*B1*a1*a4*a4*b1*b3 - A2*A4*B1*a1*a1*a2*b2*b4 + A2*A4*B1*a2*a2*a3*b1*b3 + A2*A4*B3*a1*a2*a2*b1*b3 - A3*A4*B1*a1*a4*a4*b1*b2 + A3*A4*B1*a2*a3*a3*b1*b2 + A3*A4*B2*a1*a3*a3*b1*b2 + A1*A2*B3*a2*a3*a3*b2*b4 - A1*A2*B3*a2*a4*a4*b2*b3 - A1*A2*B3*a1*a1*a3*b3*b4 - A1*A2*B3*a1*a1*a4*b2*b4 - A1*A2*B3*a2*a2*a4*b1*b4 + A1*A2*B4*a1*a3*a3*b2*b4 - A1*A2*B4*a1*a4*a4*b2*b3 + A1*A2*B4*a2*a3*a3*b1*b4 - A1*A2*B4*a2*a4*a4*b1*b3 + 2*A1*A2*B4*a3*a4*a4*b1*b2 - A1*A2*B4*a1*a1*a3*b2*b4 + A1*A2*B4*a1*a1*a4*b2*b3 - A1*A2*B4*a2*a2*a3*b1*b4 + A1*A2*B4*a2*a2*a4*b1*b3 - 2*A1*A2*B4*a3*a3*a4*b1*b2 - A1*A3*B2*a2*a3*a3*b2*b4 + A1*A3*B2*a3*a4*a4*b1*b3 + A1*A3*B2*a1*a1*a4*b2*b4 - A1*A3*B4*a1*a4*a4*b1*b3 + A1*A3*B4*a1*a1*a2*b2*b4 + A1*A3*B4*a2*a2*a3*b1*b3 - A1*A4*B2*a1*a2*a2*b3*b4 + A1*A4*B2*a1*a3*a3*b2*b4 - 2*A1*A4*B2*a2*a3*a3*b1*b4 + A1*A4*B2*a2*a4*a4*b1*b3 - A1*A4*B2*a3*a4*a4*b1*b2 + A1*A4*B2*a1*a1*a2*b3*b4 - A1*A4*B2*a1*a1*a3*b2*b4 + 2*A1*A4*B2*a2*a2*a3*b1*b4 - A1*A4*B2*a2*a2*a4*b1*b3 + A1*A4*B2*a3*a3*a4*b1*b2 - A1*A4*B3*a1*a3*a3*b1*b4 - A1*A4*B3*a2*a4*a4*b1*b2 - A1*A4*B3*a1*a1*a2*b2*b4 - A1*A4*B3*a1*a1*a3*b2*b3 + A2*A3*B1*a2*a4*a4*b2*b3 - A2*A3*B1*a3*a4*a4*b1*b3 + A2*A3*B1*a1*a1*a3*b3*b4 + A2*A3*B1*a2*a2*a4*b1*b4 + A2*A3*B4*a1*a2*a2*b1*b4 + A2*A3*B4*a1*a1*a2*b2*b3 + A2*A4*B1*a1*a2*a2*b3*b4 - 2*A2*A4*B1*a1*a3*a3*b2*b4 + A2*A4*B1*a1*a4*a4*b2*b3 + A2*A4*B1*a2*a3*a3*b1*b4 - A2*A4*B1*a3*a4*a4*b1*b2 - A2*A4*B1*a1*a1*a2*b3*b4 + 2*A2*A4*B1*a1*a1*a3*b2*b4 - A2*A4*B1*a1*a1*a4*b2*b3 - A2*A4*B1*a2*a2*a3*b1*b4 + A2*A4*B1*a3*a3*a4*b1*b2 - A2*A4*B3*a1*a2*a2*b1*b4 - A2*A4*B3*a1*a4*a4*b1*b2 + A2*A4*B3*a2*a3*a3*b1*b2 - A2*A4*B3*a1*a1*a2*b2*b3 + A3*A4*B1*a1*a3*a3*b1*b4 + A3*A4*B1*a1*a4*a4*b1*b3 + A3*A4*B1*a2*a4*a4*b1*b2 + A3*A4*B1*a1*a1*a3*b2*b3 - A3*A4*B1*a2*a2*a3*b1*b3 + A3*A4*B2*a1*a4*a4*b1*b2 - A3*A4*B2*a2*a3*a3*b1*b2 + A1*A2*B3*a1*a1*a4*b3*b4 - A1*A2*B3*a2*a2*a3*b3*b4 - A1*A2*B4*a2*a3*a3*b2*b4 + A1*A2*B4*a2*a4*a4*b2*b3 + A1*A2*B4*a1*a1*a3*b3*b4 + A1*A2*B4*a1*a1*a4*b2*b4 + A1*A2*B4*a2*a2*a4*b1*b4 - A1*A3*B2*a3*a4*a4*b2*b3 - A1*A3*B2*a1*a1*a4*b3*b4 + A1*A3*B2*a2*a2*a3*b3*b4 - A1*A3*B2*a3*a3*a4*b1*b4 + A1*A3*B4*a1*a2*a2*b3*b4 - A1*A3*B4*a1*a4*a4*b2*b3 - A1*A3*B4*a2*a3*a3*b1*b4 + 2*A1*A3*B4*a2*a4*a4*b1*b3 - A1*A3*B4*a3*a4*a4*b1*b2 - A1*A3*B4*a1*a1*a2*b3*b4 + A1*A3*B4*a1*a1*a4*b2*b3 + A1*A3*B4*a2*a2*a3*b1*b4 - 2*A1*A3*B4*a2*a2*a4*b1*b3 + A1*A3*B4*a3*a3*a4*b1*b2 - A1*A4*B2*a2*a4*a4*b2*b3 - A1*A4*B2*a3*a4*a4*b1*b3 - A1*A4*B2*a1*a1*a3*b3*b4 - A1*A4*B2*a2*a2*a4*b1*b4 + A1*A4*B3*a1*a2*a2*b3*b4 - A1*A4*B3*a1*a3*a3*b2*b4 + 2*A1*A4*B3*a2*a3*a3*b1*b4 - A1*A4*B3*a2*a4*a4*b1*b3 + A1*A4*B3*a3*a4*a4*b1*b2 - A1*A4*B3*a1*a1*a2*b3*b4 + A1*A4*B3*a1*a1*a3*b2*b4 - 2*A1*A4*B3*a2*a2*a3*b1*b4 + A1*A4*B3*a2*a2*a4*b1*b3 - A1*A4*B3*a3*a3*a4*b1*b2 + A2*A3*B1*a3*a4*a4*b2*b3 + A2*A3*B1*a3*a3*a4*b1*b4 + A2*A3*B4*a1*a3*a3*b1*b4 + A2*A3*B4*a2*a4*a4*b1*b2 - A2*A3*B4*a1*a1*a2*b2*b4 + A2*A3*B4*a1*a1*a3*b2*b3 + A2*A4*B1*a2*a3*a3*b2*b4 + A2*A4*B1*a3*a4*a4*b1*b3 - A2*A4*B1*a1*a1*a4*b2*b4 + A2*A4*B3*a1*a4*a4*b1*b3 + A2*A4*B3*a1*a1*a2*b2*b4 - A2*A4*B3*a2*a2*a3*b1*b3 - 2*A3*A4*B1*a1*a2*a2*b3*b4 + A3*A4*B1*a1*a3*a3*b2*b4 + A3*A4*B1*a1*a4*a4*b2*b3 - A3*A4*B1*a2*a3*a3*b1*b4 - A3*A4*B1*a2*a4*a4*b1*b3 + 2*A3*A4*B1*a1*a1*a2*b3*b4 - A3*A4*B1*a1*a1*a3*b2*b4 - A3*A4*B1*a1*a1*a4*b2*b3 + A3*A4*B1*a2*a2*a3*b1*b4 + A3*A4*B1*a2*a2*a4*b1*b3 - A3*A4*B2*a1*a3*a3*b1*b4 - A3*A4*B2*a1*a4*a4*b1*b3 - A3*A4*B2*a2*a4*a4*b1*b2 - A3*A4*B2*a1*a1*a3*b2*b3 + A3*A4*B2*a2*a2*a3*b1*b3 + A1*A2*B3*a2*a2*a4*b3*b4 - A1*A2*B4*a1*a1*a4*b3*b4 + A1*A2*B4*a2*a2*a3*b3*b4 + A1*A3*B2*a3*a3*a4*b2*b4 + A1*A3*B4*a2*a3*a3*b2*b4 - A1*A3*B4*a3*a4*a4*b1*b3 - A1*A3*B4*a1*a1*a4*b2*b4 + A1*A4*B2*a3*a4*a4*b2*b3 + A1*A4*B2*a3*a3*a4*b1*b4 + A1*A4*B3*a2*a4*a4*b2*b3 + A1*A4*B3*a3*a4*a4*b1*b3 + A1*A4*B3*a1*a1*a3*b3*b4 + A1*A4*B3*a2*a2*a4*b1*b4 - A2*A3*B1*a2*a2*a4*b3*b4 - A2*A3*B1*a3*a3*a4*b2*b4 - A2*A3*B4*a1*a2*a2*b3*b4 - A2*A3*B4*a1*a3*a3*b2*b4 + 2*A2*A3*B4*a1*a4*a4*b2*b3 - A2*A3*B4*a2*a4*a4*b1*b3 - A2*A3*B4*a3*a4*a4*b1*b2 + A2*A3*B4*a1*a1*a2*b3*b4 + A2*A3*B4*a1*a1*a3*b2*b4 - 2*A2*A3*B4*a1*a1*a4*b2*b3 + A2*A3*B4*a2*a2*a4*b1*b3 + A2*A3*B4*a3*a3*a4*b1*b2 - A2*A4*B1*a3*a4*a4*b2*b3 + A2*A4*B1*a1*a1*a4*b3*b4 - A2*A4*B1*a2*a2*a3*b3*b4 - A2*A4*B1*a3*a3*a4*b1*b4 - A2*A4*B3*a1*a2*a2*b3*b4 + 2*A2*A4*B3*a1*a3*a3*b2*b4 - A2*A4*B3*a1*a4*a4*b2*b3 - A2*A4*B3*a2*a3*a3*b1*b4 + A2*A4*B3*a3*a4*a4*b1*b2 + A2*A4*B3*a1*a1*a2*b3*b4 - 2*A2*A4*B3*a1*a1*a3*b2*b4 + A2*A4*B3*a1*a1*a4*b2*b3 + A2*A4*B3*a2*a2*a3*b1*b4 - A2*A4*B3*a3*a3*a4*b1*b2 - A3*A4*B1*a2*a3*a3*b2*b4 - A3*A4*B1*a2*a4*a4*b2*b3 - A3*A4*B1*a1*a1*a3*b3*b4 + A3*A4*B1*a1*a1*a4*b2*b4 - A3*A4*B1*a2*a2*a4*b1*b4 + 2*A3*A4*B2*a1*a2*a2*b3*b4 - A3*A4*B2*a1*a3*a3*b2*b4 - A3*A4*B2*a1*a4*a4*b2*b3 + A3*A4*B2*a2*a3*a3*b1*b4 + A3*A4*B2*a2*a4*a4*b1*b3 - 2*A3*A4*B2*a1*a1*a2*b3*b4 + A3*A4*B2*a1*a1*a3*b2*b4 + A3*A4*B2*a1*a1*a4*b2*b3 - A3*A4*B2*a2*a2*a3*b1*b4 - A3*A4*B2*a2*a2*a4*b1*b3 - A1*A2*B4*a2*a2*a4*b3*b4 + A1*A3*B4*a3*a4*a4*b2*b3 + A1*A3*B4*a1*a1*a4*b3*b4 - A1*A3*B4*a2*a2*a3*b3*b4 + A1*A3*B4*a3*a3*a4*b1*b4 + A1*A4*B2*a2*a2*a4*b3*b4 - A1*A4*B2*a3*a3*a4*b2*b4 - A1*A4*B3*a3*a4*a4*b2*b3 - A1*A4*B3*a3*a3*a4*b1*b4 - A2*A3*B4*a2*a4*a4*b2*b3 + A2*A3*B4*a3*a4*a4*b1*b3 - A2*A3*B4*a1*a1*a3*b3*b4 - A2*A3*B4*a2*a2*a4*b1*b4 + A2*A4*B1*a3*a3*a4*b2*b4 - A2*A4*B3*a2*a3*a3*b2*b4 - A2*A4*B3*a3*a4*a4*b1*b3 + A2*A4*B3*a1*a1*a4*b2*b4 - A3*A4*B1*a1*a1*a4*b3*b4 + A3*A4*B1*a2*a2*a3*b3*b4 + A3*A4*B2*a2*a3*a3*b2*b4 + A3*A4*B2*a2*a4*a4*b2*b3 + A3*A4*B2*a1*a1*a3*b3*b4 - A3*A4*B2*a1*a1*a4*b2*b4 + A3*A4*B2*a2*a2*a4*b1*b4 - A1*A3*B4*a3*a3*a4*b2*b4 - A1*A4*B3*a2*a2*a4*b3*b4 + A1*A4*B3*a3*a3*a4*b2*b4 - A2*A3*B4*a3*a4*a4*b2*b3 - A2*A3*B4*a3*a3*a4*b1*b4 + A2*A4*B3*a3*a4*a4*b2*b3 - A2*A4*B3*a1*a1*a4*b3*b4 + A2*A4*B3*a2*a2*a3*b3*b4 + A2*A4*B3*a3*a3*a4*b1*b4 + A3*A4*B1*a2*a2*a4*b3*b4 + A3*A4*B2*a1*a1*a4*b3*b4 - A3*A4*B2*a2*a2*a3*b3*b4 + A2*A3*B4*a2*a2*a4*b3*b4 + A2*A3*B4*a3*a3*a4*b2*b4 - A2*A4*B3*a3*a3*a4*b2*b4 - A3*A4*B2*a2*a2*a4*b3*b4 + 2*A1*A2*B3*a1*a2*a3*b1*b2 - A1*A3*B2*a1*a2*a3*b1*b2 - A2*A3*B1*a1*a2*a3*b1*b2 - A1*A2*B3*a1*a2*a3*b1*b3 - 2*A1*A2*B3*a1*a2*a4*b1*b2 - 2*A1*A2*B4*a1*a2*a3*b1*b2 + 2*A1*A3*B2*a1*a2*a3*b1*b3 + A1*A3*B2*a1*a2*a4*b1*b2 + A1*A4*B2*a1*a2*a3*b1*b2 - A2*A3*B1*a1*a2*a3*b1*b3 + A2*A3*B1*a1*a2*a4*b1*b2 + A2*A4*B1*a1*a2*a3*b1*b2 - A1*A2*B3*a1*a2*a3*b1*b4 - A1*A2*B3*a1*a2*a3*b2*b3 + A1*A2*B3*a1*a2*a4*b1*b3 + A1*A2*B4*a1*a2*a3*b1*b3 + 2*A1*A2*B4*a1*a2*a4*b1*b2 - A1*A3*B2*a1*a2*a3*b1*b4 - A1*A3*B2*a1*a2*a3*b2*b3 + A1*A3*B2*a1*a3*a4*b1*b2 + A1*A3*B4*a1*a2*a3*b1*b2 - A1*A4*B2*a1*a2*a3*b1*b3 - A1*A4*B2*a1*a2*a4*b1*b2 - A1*A4*B3*a1*a2*a3*b1*b2 + 2*A2*A3*B1*a1*a2*a3*b1*b4 + 2*A2*A3*B1*a1*a2*a3*b2*b3 - A2*A3*B1*a1*a2*a4*b1*b3 - A2*A3*B1*a1*a3*a4*b1*b2 - A2*A4*B1*a1*a2*a4*b1*b2 - A1*A2*B3*a1*a2*a3*b2*b4 + A1*A2*B3*a1*a2*a4*b1*b4 + A1*A2*B3*a1*a2*a4*b2*b3 + A1*A2*B3*a1*a3*a4*b1*b3 + A1*A2*B4*a1*a2*a3*b1*b4 + A1*A2*B4*a1*a2*a3*b2*b3 - A1*A2*B4*a1*a2*a4*b1*b3 + 2*A1*A3*B2*a1*a2*a3*b2*b4 - A1*A3*B2*a1*a2*a4*b1*b4 - A1*A3*B2*a1*a2*a4*b2*b3 - 2*A1*A3*B2*a1*a3*a4*b1*b3 - A1*A3*B2*a2*a3*a4*b1*b2 - 2*A1*A3*B4*a1*a2*a3*b1*b3 - A1*A3*B4*a1*a2*a4*b1*b2 - A1*A4*B2*a1*a2*a4*b1*b3 + A1*A4*B2*a1*a3*a4*b1*b2 + A1*A4*B3*a1*a2*a3*b1*b3 + A1*A4*B3*a1*a2*a4*b1*b2 - A2*A3*B1*a1*a2*a3*b2*b4 + A2*A3*B1*a1*a3*a4*b1*b3 + A2*A3*B1*a2*a3*a4*b1*b2 + A2*A3*B4*a1*a2*a3*b1*b2 - A2*A4*B1*a1*a2*a3*b1*b4 - A2*A4*B1*a1*a2*a3*b2*b3 + 2*A2*A4*B1*a1*a2*a4*b1*b3 - A2*A4*B1*a1*a3*a4*b1*b2 - A2*A4*B3*a1*a2*a3*b1*b2 + A3*A4*B1*a1*a2*a3*b1*b3 + 2*A1*A2*B3*a1*a2*a3*b3*b4 + A1*A2*B3*a1*a2*a4*b2*b4 - A1*A2*B3*a1*a3*a4*b1*b4 - A1*A2*B3*a1*a3*a4*b2*b3 - A1*A2*B3*a2*a3*a4*b1*b3 + A1*A2*B4*a1*a2*a3*b2*b4 - A1*A2*B4*a1*a2*a4*b1*b4 - A1*A2*B4*a1*a2*a4*b2*b3 - A1*A2*B4*a1*a3*a4*b1*b3 - A1*A3*B2*a1*a2*a3*b3*b4 + A1*A3*B2*a1*a3*a4*b1*b4 + A1*A3*B2*a1*a3*a4*b2*b3 + A1*A3*B4*a1*a2*a3*b1*b4 + A1*A3*B4*a1*a2*a3*b2*b3 - A1*A3*B4*a1*a3*a4*b1*b2 - A1*A4*B2*a1*a2*a3*b2*b4 + 2*A1*A4*B2*a1*a2*a4*b1*b4 + 2*A1*A4*B2*a1*a2*a4*b2*b3 + A1*A4*B2*a1*a3*a4*b1*b3 - A1*A4*B2*a2*a3*a4*b1*b2 + A1*A4*B3*a1*a2*a4*b1*b3 - A1*A4*B3*a1*a3*a4*b1*b2 - A2*A3*B1*a1*a2*a3*b3*b4 - A2*A3*B1*a1*a2*a4*b2*b4 + A2*A3*B1*a2*a3*a4*b1*b3 + A2*A3*B4*a1*a2*a3*b1*b3 - A2*A3*B4*a1*a2*a4*b1*b2 - A2*A4*B1*a1*a2*a4*b1*b4 - A2*A4*B1*a1*a2*a4*b2*b3 + A2*A4*B1*a2*a3*a4*b1*b2 + A2*A4*B3*a1*a2*a4*b1*b2 - A3*A4*B1*a1*a2*a3*b1*b4 - A3*A4*B1*a1*a2*a3*b2*b3 - A3*A4*B1*a1*a2*a4*b1*b3 + 2*A3*A4*B1*a1*a3*a4*b1*b2 - A3*A4*B2*a1*a2*a3*b1*b3 - 2*A1*A2*B3*a1*a2*a4*b3*b4 + A1*A2*B3*a1*a3*a4*b2*b4 + A1*A2*B3*a2*a3*a4*b1*b4 + A1*A2*B3*a2*a3*a4*b2*b3 - 2*A1*A2*B4*a1*a2*a3*b3*b4 - A1*A2*B4*a1*a2*a4*b2*b4 + A1*A2*B4*a1*a3*a4*b1*b4 + A1*A2*B4*a1*a3*a4*b2*b3 + A1*A2*B4*a2*a3*a4*b1*b3 + A1*A3*B2*a1*a2*a4*b3*b4 - 2*A1*A3*B2*a1*a3*a4*b2*b4 + A1*A3*B2*a2*a3*a4*b1*b4 + A1*A3*B2*a2*a3*a4*b2*b3 - 2*A1*A3*B4*a1*a2*a3*b2*b4 + A1*A3*B4*a1*a2*a4*b1*b4 + A1*A3*B4*a1*a2*a4*b2*b3 + 2*A1*A3*B4*a1*a3*a4*b1*b3 + A1*A3*B4*a2*a3*a4*b1*b2 + A1*A4*B2*a1*a2*a3*b3*b4 - A1*A4*B2*a1*a2*a4*b2*b4 - 2*A1*A4*B2*a1*a3*a4*b1*b4 - 2*A1*A4*B2*a1*a3*a4*b2*b3 + A1*A4*B2*a2*a3*a4*b1*b3 + A1*A4*B3*a1*a2*a3*b2*b4 - 2*A1*A4*B3*a1*a2*a4*b1*b4 - 2*A1*A4*B3*a1*a2*a4*b2*b3 - A1*A4*B3*a1*a3*a4*b1*b3 + A1*A4*B3*a2*a3*a4*b1*b2 + A2*A3*B1*a1*a2*a4*b3*b4 + A2*A3*B1*a1*a3*a4*b2*b4 - 2*A2*A3*B1*a2*a3*a4*b1*b4 - 2*A2*A3*B1*a2*a3*a4*b2*b3 - 2*A2*A3*B4*a1*a2*a3*b1*b4 - 2*A2*A3*B4*a1*a2*a3*b2*b3 + A2*A3*B4*a1*a2*a4*b1*b3 + A2*A3*B4*a1*a3*a4*b1*b2 + A2*A4*B1*a1*a2*a3*b3*b4 + 2*A2*A4*B1*a1*a2*a4*b2*b4 + A2*A4*B1*a1*a3*a4*b1*b4 + A2*A4*B1*a1*a3*a4*b2*b3 - 2*A2*A4*B1*a2*a3*a4*b1*b3 + A2*A4*B3*a1*a2*a3*b1*b4 + A2*A4*B3*a1*a2*a3*b2*b3 - 2*A2*A4*B3*a1*a2*a4*b1*b3 + A2*A4*B3*a1*a3*a4*b1*b2 + A3*A4*B1*a1*a2*a3*b2*b4 + A3*A4*B1*a1*a2*a4*b1*b4 + A3*A4*B1*a1*a2*a4*b2*b3 - A3*A4*B1*a1*a3*a4*b1*b3 - 2*A3*A4*B1*a2*a3*a4*b1*b2 + A3*A4*B2*a1*a2*a3*b1*b4 + A3*A4*B2*a1*a2*a3*b2*b3 + A3*A4*B2*a1*a2*a4*b1*b3 - 2*A3*A4*B2*a1*a3*a4*b1*b2 - A1*A2*B3*a2*a3*a4*b2*b4 + 2*A1*A2*B4*a1*a2*a4*b3*b4 - A1*A2*B4*a1*a3*a4*b2*b4 - A1*A2*B4*a2*a3*a4*b1*b4 - A1*A2*B4*a2*a3*a4*b2*b3 + A1*A3*B2*a1*a3*a4*b3*b4 + A1*A3*B4*a1*a2*a3*b3*b4 - A1*A3*B4*a1*a3*a4*b1*b4 - A1*A3*B4*a1*a3*a4*b2*b3 - A1*A4*B2*a1*a2*a4*b3*b4 + A1*A4*B2*a1*a3*a4*b2*b4 - A1*A4*B3*a1*a2*a3*b3*b4 + A1*A4*B3*a1*a2*a4*b2*b4 + 2*A1*A4*B3*a1*a3*a4*b1*b4 + 2*A1*A4*B3*a1*a3*a4*b2*b3 - A1*A4*B3*a2*a3*a4*b1*b3 - A2*A3*B1*a1*a3*a4*b3*b4 + A2*A3*B1*a2*a3*a4*b2*b4 + A2*A3*B4*a1*a2*a3*b2*b4 - A2*A3*B4*a1*a3*a4*b1*b3 - A2*A3*B4*a2*a3*a4*b1*b2 - A2*A4*B1*a1*a2*a4*b3*b4 + A2*A4*B1*a2*a3*a4*b1*b4 + A2*A4*B1*a2*a3*a4*b2*b3 + A2*A4*B3*a1*a2*a4*b1*b4 + A2*A4*B3*a1*a2*a4*b2*b3 - A2*A4*B3*a2*a3*a4*b1*b2 - A3*A4*B1*a1*a2*a4*b2*b4 - A3*A4*B1*a1*a3*a4*b1*b4 - A3*A4*B1*a1*a3*a4*b2*b3 + A3*A4*B1*a2*a3*a4*b1*b3 - A3*A4*B2*a1*a2*a3*b2*b4 - A3*A4*B2*a1*a2*a4*b1*b4 - A3*A4*B2*a1*a2*a4*b2*b3 + A3*A4*B2*a1*a3*a4*b1*b3 + 2*A3*A4*B2*a2*a3*a4*b1*b2 + A1*A2*B4*a2*a3*a4*b2*b4 - A1*A3*B2*a2*a3*a4*b3*b4 - A1*A3*B4*a1*a2*a4*b3*b4 + 2*A1*A3*B4*a1*a3*a4*b2*b4 - A1*A3*B4*a2*a3*a4*b1*b4 - A1*A3*B4*a2*a3*a4*b2*b3 + A1*A4*B2*a1*a3*a4*b3*b4 + A1*A4*B2*a2*a3*a4*b2*b4 + A1*A4*B3*a1*a2*a4*b3*b4 - A1*A4*B3*a1*a3*a4*b2*b4 + A2*A3*B1*a2*a3*a4*b3*b4 + A2*A3*B4*a1*a2*a3*b3*b4 + A2*A3*B4*a1*a2*a4*b2*b4 - A2*A3*B4*a2*a3*a4*b1*b3 - A2*A4*B1*a1*a3*a4*b3*b4 - 2*A2*A4*B1*a2*a3*a4*b2*b4 - A2*A4*B3*a1*a2*a3*b3*b4 - 2*A2*A4*B3*a1*a2*a4*b2*b4 - A2*A4*B3*a1*a3*a4*b1*b4 - A2*A4*B3*a1*a3*a4*b2*b3 + 2*A2*A4*B3*a2*a3*a4*b1*b3 - A3*A4*B1*a1*a3*a4*b2*b4 + A3*A4*B1*a2*a3*a4*b1*b4 + A3*A4*B1*a2*a3*a4*b2*b3 + A3*A4*B2*a1*a2*a4*b2*b4 + A3*A4*B2*a1*a3*a4*b1*b4 + A3*A4*B2*a1*a3*a4*b2*b3 - A3*A4*B2*a2*a3*a4*b1*b3 - A1*A3*B4*a1*a3*a4*b3*b4 - A1*A4*B2*a2*a3*a4*b3*b4 - A1*A4*B3*a1*a3*a4*b3*b4 - A1*A4*B3*a2*a3*a4*b2*b4 - A2*A3*B4*a1*a2*a4*b3*b4 - A2*A3*B4*a1*a3*a4*b2*b4 + 2*A2*A3*B4*a2*a3*a4*b1*b4 + 2*A2*A3*B4*a2*a3*a4*b2*b3 + A2*A4*B1*a2*a3*a4*b3*b4 + A2*A4*B3*a1*a2*a4*b3*b4 - A2*A4*B3*a2*a3*a4*b1*b4 - A2*A4*B3*a2*a3*a4*b2*b3 + 2*A3*A4*B1*a1*a3*a4*b3*b4 + A3*A4*B1*a2*a3*a4*b2*b4 + A3*A4*B2*a1*a3*a4*b2*b4 - A3*A4*B2*a2*a3*a4*b1*b4 - A3*A4*B2*a2*a3*a4*b2*b3 + A1*A3*B4*a2*a3*a4*b3*b4 + A1*A4*B3*a2*a3*a4*b3*b4 + A2*A3*B4*a1*a3*a4*b3*b4 - A2*A3*B4*a2*a3*a4*b2*b4 + A2*A4*B3*a1*a3*a4*b3*b4 + 2*A2*A4*B3*a2*a3*a4*b2*b4 - 2*A3*A4*B1*a2*a3*a4*b3*b4 - 2*A3*A4*B2*a1*a3*a4*b3*b4 - A3*A4*B2*a2*a3*a4*b2*b4 - A2*A3*B4*a2*a3*a4*b3*b4 - A2*A4*B3*a2*a3*a4*b3*b4 + 2*A3*A4*B2*a2*a3*a4*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m3 = (A1*A3*B2*a1*a2*a2*b1*b4*b4 - A1*A3*B2*a1*a4*a4*b1*b2*b2 + A1*A4*B2*a1*a2*a2*b1*b3*b3 - A1*A4*B2*a1*a3*a3*b1*b2*b2 - A2*A3*B1*a1*a2*a2*b1*b4*b4 + A2*A3*B1*a1*a4*a4*b1*b2*b2 - A2*A4*B1*a1*a2*a2*b1*b3*b3 + A2*A4*B1*a1*a3*a3*b1*b2*b2 + A1*A2*B3*a1*a3*a3*b1*b4*b4 - A1*A2*B3*a1*a4*a4*b1*b3*b3 + A1*A3*B2*a2*a4*a4*b1*b1*b2 - A1*A3*B2*a1*a1*a2*b2*b4*b4 + A1*A4*B2*a2*a3*a3*b1*b1*b2 - A1*A4*B2*a1*a1*a2*b2*b3*b3 - A1*A4*B3*a1*a2*a2*b1*b3*b3 + A1*A4*B3*a1*a3*a3*b1*b2*b2 - A2*A3*B1*a1*a3*a3*b1*b4*b4 + A2*A3*B1*a1*a4*a4*b1*b3*b3 - A2*A3*B1*a2*a4*a4*b1*b1*b2 + A2*A3*B1*a1*a1*a2*b2*b4*b4 - A2*A4*B1*a2*a3*a3*b1*b1*b2 + A2*A4*B1*a1*a1*a2*b2*b3*b3 + A3*A4*B1*a1*a2*a2*b1*b3*b3 - A3*A4*B1*a1*a3*a3*b1*b2*b2 - A1*A2*B3*a1*a3*a3*b2*b4*b4 + A1*A2*B3*a1*a3*a3*b2*b2*b4 + A1*A2*B3*a1*a4*a4*b2*b3*b3 - A1*A2*B3*a1*a4*a4*b2*b2*b3 - A1*A2*B3*a2*a3*a3*b1*b4*b4 + A1*A2*B3*a2*a3*a3*b1*b1*b4 + A1*A2*B3*a2*a4*a4*b1*b3*b3 - A1*A2*B3*a2*a4*a4*b1*b1*b3 + A1*A2*B3*a1*a1*a3*b2*b4*b4 - A1*A2*B3*a1*a1*a3*b2*b2*b4 - A1*A2*B3*a1*a1*a4*b2*b3*b3 + A1*A2*B3*a1*a1*a4*b2*b2*b3 + A1*A2*B3*a2*a2*a3*b1*b4*b4 - A1*A2*B3*a2*a2*a3*b1*b1*b4 - A1*A2*B3*a2*a2*a4*b1*b3*b3 + A1*A2*B3*a2*a2*a4*b1*b1*b3 - A1*A2*B4*a1*a3*a3*b1*b4*b4 + A1*A2*B4*a1*a4*a4*b1*b3*b3 - A1*A3*B2*a1*a2*a2*b3*b4*b4 + A1*A3*B2*a1*a2*a2*b3*b3*b4 - A1*A3*B2*a1*a4*a4*b2*b3*b3 + A1*A3*B2*a1*a4*a4*b2*b2*b3 + A1*A3*B2*a2*a3*a3*b1*b4*b4 - A1*A3*B2*a2*a3*a3*b1*b1*b4 + A1*A3*B2*a3*a4*a4*b1*b2*b2 - A1*A3*B2*a3*a4*a4*b1*b1*b2 + A1*A3*B2*a1*a1*a2*b3*b4*b4 - A1*A3*B2*a1*a1*a2*b3*b3*b4 + A1*A3*B2*a1*a1*a4*b2*b3*b3 - A1*A3*B2*a1*a1*a4*b2*b2*b3 - A1*A3*B2*a2*a2*a3*b1*b4*b4 + A1*A3*B2*a2*a2*a3*b1*b1*b4 - A1*A3*B2*a3*a3*a4*b1*b2*b2 + A1*A3*B2*a3*a3*a4*b1*b1*b2 - A1*A3*B4*a1*a2*a2*b1*b4*b4 + A1*A3*B4*a1*a4*a4*b1*b2*b2 + A1*A4*B2*a1*a1*a3*b2*b2*b3 - A1*A4*B2*a2*a2*a3*b1*b1*b3 - A1*A4*B3*a2*a3*a3*b1*b1*b2 + A1*A4*B3*a1*a1*a2*b2*b3*b3 + A2*A3*B1*a1*a2*a2*b3*b4*b4 - A2*A3*B1*a1*a2*a2*b3*b3*b4 + A2*A3*B1*a1*a3*a3*b2*b4*b4 - A2*A3*B1*a1*a3*a3*b2*b2*b4 - A2*A3*B1*a2*a4*a4*b1*b3*b3 + A2*A3*B1*a2*a4*a4*b1*b1*b3 - A2*A3*B1*a3*a4*a4*b1*b2*b2 + A2*A3*B1*a3*a4*a4*b1*b1*b2 - A2*A3*B1*a1*a1*a2*b3*b4*b4 + A2*A3*B1*a1*a1*a2*b3*b3*b4 - A2*A3*B1*a1*a1*a3*b2*b4*b4 + A2*A3*B1*a1*a1*a3*b2*b2*b4 + A2*A3*B1*a2*a2*a4*b1*b3*b3 - A2*A3*B1*a2*a2*a4*b1*b1*b3 + A2*A3*B1*a3*a3*a4*b1*b2*b2 - A2*A3*B1*a3*a3*a4*b1*b1*b2 + A2*A4*B1*a1*a3*a3*b1*b4*b4 - A2*A4*B1*a1*a4*a4*b1*b3*b3 - A2*A4*B1*a1*a1*a3*b2*b2*b3 + A2*A4*B1*a2*a2*a3*b1*b1*b3 + A2*A4*B3*a1*a2*a2*b1*b3*b3 - A2*A4*B3*a1*a3*a3*b1*b2*b2 + A3*A4*B1*a1*a2*a2*b1*b4*b4 - A3*A4*B1*a1*a4*a4*b1*b2*b2 + A3*A4*B1*a2*a3*a3*b1*b1*b2 - A3*A4*B1*a1*a1*a2*b2*b3*b3 - A3*A4*B2*a1*a2*a2*b1*b3*b3 + A3*A4*B2*a1*a3*a3*b1*b2*b2 + A1*A2*B3*a2*a3*a3*b2*b4*b4 - A1*A2*B3*a2*a4*a4*b2*b3*b3 + A1*A2*B3*a3*a4*a4*b1*b1*b3 - A1*A2*B3*a1*a1*a3*b3*b4*b4 + A1*A2*B4*a1*a3*a3*b2*b4*b4 - A1*A2*B4*a1*a3*a3*b2*b2*b4 - A1*A2*B4*a1*a4*a4*b2*b3*b3 + A1*A2*B4*a1*a4*a4*b2*b2*b3 + A1*A2*B4*a2*a3*a3*b1*b4*b4 - A1*A2*B4*a2*a3*a3*b1*b1*b4 - A1*A2*B4*a2*a4*a4*b1*b3*b3 + A1*A2*B4*a2*a4*a4*b1*b1*b3 - A1*A2*B4*a1*a1*a3*b2*b4*b4 + A1*A2*B4*a1*a1*a3*b2*b2*b4 + A1*A2*B4*a1*a1*a4*b2*b3*b3 - A1*A2*B4*a1*a1*a4*b2*b2*b3 - A1*A2*B4*a2*a2*a3*b1*b4*b4 + A1*A2*B4*a2*a2*a3*b1*b1*b4 + A1*A2*B4*a2*a2*a4*b1*b3*b3 - A1*A2*B4*a2*a2*a4*b1*b1*b3 - A1*A3*B2*a2*a3*a3*b2*b4*b4 + A1*A3*B2*a2*a4*a4*b2*b3*b3 + A1*A3*B2*a1*a1*a4*b2*b2*b4 - A1*A3*B2*a2*a2*a4*b1*b1*b4 - A1*A3*B4*a2*a4*a4*b1*b1*b2 + A1*A3*B4*a1*a1*a2*b2*b4*b4 + A1*A4*B2*a1*a2*a2*b3*b4*b4 - A1*A4*B2*a1*a2*a2*b3*b3*b4 - A1*A4*B2*a1*a3*a3*b2*b4*b4 + A1*A4*B2*a1*a3*a3*b2*b2*b4 + A1*A4*B2*a2*a4*a4*b1*b3*b3 - A1*A4*B2*a2*a4*a4*b1*b1*b3 - A1*A4*B2*a3*a4*a4*b1*b2*b2 + A1*A4*B2*a3*a4*a4*b1*b1*b2 - A1*A4*B2*a1*a1*a2*b3*b4*b4 + A1*A4*B2*a1*a1*a2*b3*b3*b4 + A1*A4*B2*a1*a1*a3*b2*b4*b4 - A1*A4*B2*a1*a1*a3*b2*b2*b4 - A1*A4*B2*a2*a2*a4*b1*b3*b3 + A1*A4*B2*a2*a2*a4*b1*b1*b3 + A1*A4*B2*a3*a3*a4*b1*b2*b2 - A1*A4*B2*a3*a3*a4*b1*b1*b2 - A1*A4*B3*a1*a1*a3*b2*b2*b3 + A1*A4*B3*a2*a2*a3*b1*b1*b3 - A2*A3*B1*a3*a4*a4*b1*b1*b3 + A2*A3*B1*a1*a1*a3*b3*b4*b4 - A2*A3*B1*a1*a1*a4*b2*b2*b4 + A2*A3*B1*a2*a2*a4*b1*b1*b4 + A2*A3*B4*a1*a2*a2*b1*b4*b4 - A2*A3*B4*a1*a4*a4*b1*b2*b2 - A2*A4*B1*a1*a2*a2*b3*b4*b4 + A2*A4*B1*a1*a2*a2*b3*b3*b4 + A2*A4*B1*a1*a4*a4*b2*b3*b3 - A2*A4*B1*a1*a4*a4*b2*b2*b3 - A2*A4*B1*a2*a3*a3*b1*b4*b4 + A2*A4*B1*a2*a3*a3*b1*b1*b4 + A2*A4*B1*a3*a4*a4*b1*b2*b2 - A2*A4*B1*a3*a4*a4*b1*b1*b2 + A2*A4*B1*a1*a1*a2*b3*b4*b4 - A2*A4*B1*a1*a1*a2*b3*b3*b4 - A2*A4*B1*a1*a1*a4*b2*b3*b3 + A2*A4*B1*a1*a1*a4*b2*b2*b3 + A2*A4*B1*a2*a2*a3*b1*b4*b4 - A2*A4*B1*a2*a2*a3*b1*b1*b4 - A2*A4*B1*a3*a3*a4*b1*b2*b2 + A2*A4*B1*a3*a3*a4*b1*b1*b2 + A2*A4*B3*a2*a3*a3*b1*b1*b2 - A2*A4*B3*a1*a1*a2*b2*b3*b3 + A3*A4*B1*a2*a4*a4*b1*b1*b2 - A3*A4*B1*a1*a1*a2*b2*b4*b4 + A3*A4*B1*a1*a1*a3*b2*b2*b3 - A3*A4*B1*a2*a2*a3*b1*b1*b3 - A3*A4*B2*a1*a2*a2*b1*b4*b4 + A3*A4*B2*a1*a4*a4*b1*b2*b2 - A3*A4*B2*a2*a3*a3*b1*b1*b2 + A3*A4*B2*a1*a1*a2*b2*b3*b3 + A1*A2*B3*a3*a4*a4*b2*b2*b3 + A1*A2*B3*a1*a1*a4*b3*b3*b4 - A1*A2*B3*a2*a2*a3*b3*b4*b4 - A1*A2*B3*a3*a3*a4*b1*b1*b4 - A1*A2*B4*a2*a3*a3*b2*b4*b4 + A1*A2*B4*a2*a4*a4*b2*b3*b3 - A1*A2*B4*a3*a4*a4*b1*b1*b3 + A1*A2*B4*a1*a1*a3*b3*b4*b4 - A1*A3*B2*a3*a4*a4*b2*b2*b3 + A1*A3*B2*a2*a2*a3*b3*b4*b4 + A1*A3*B4*a1*a2*a2*b3*b4*b4 - A1*A3*B4*a1*a2*a2*b3*b3*b4 + A1*A3*B4*a1*a4*a4*b2*b3*b3 - A1*A3*B4*a1*a4*a4*b2*b2*b3 - A1*A3*B4*a2*a3*a3*b1*b4*b4 + A1*A3*B4*a2*a3*a3*b1*b1*b4 - A1*A3*B4*a3*a4*a4*b1*b2*b2 + A1*A3*B4*a3*a4*a4*b1*b1*b2 - A1*A3*B4*a1*a1*a2*b3*b4*b4 + A1*A3*B4*a1*a1*a2*b3*b3*b4 - A1*A3*B4*a1*a1*a4*b2*b3*b3 + A1*A3*B4*a1*a1*a4*b2*b2*b3 + A1*A3*B4*a2*a2*a3*b1*b4*b4 - A1*A3*B4*a2*a2*a3*b1*b1*b4 + A1*A3*B4*a3*a3*a4*b1*b2*b2 - A1*A3*B4*a3*a3*a4*b1*b1*b2 + A1*A4*B2*a2*a3*a3*b2*b4*b4 - A1*A4*B2*a2*a4*a4*b2*b3*b3 - A1*A4*B3*a1*a2*a2*b3*b4*b4 + A1*A4*B3*a1*a2*a2*b3*b3*b4 + A1*A4*B3*a1*a3*a3*b2*b4*b4 - A1*A4*B3*a1*a3*a3*b2*b2*b4 - A1*A4*B3*a2*a4*a4*b1*b3*b3 + A1*A4*B3*a2*a4*a4*b1*b1*b3 + A1*A4*B3*a3*a4*a4*b1*b2*b2 - A1*A4*B3*a3*a4*a4*b1*b1*b2 + A1*A4*B3*a1*a1*a2*b3*b4*b4 - A1*A4*B3*a1*a1*a2*b3*b3*b4 - A1*A4*B3*a1*a1*a3*b2*b4*b4 + A1*A4*B3*a1*a1*a3*b2*b2*b4 + A1*A4*B3*a2*a2*a4*b1*b3*b3 - A1*A4*B3*a2*a2*a4*b1*b1*b3 - A1*A4*B3*a3*a3*a4*b1*b2*b2 + A1*A4*B3*a3*a3*a4*b1*b1*b2 - A2*A3*B1*a1*a1*a4*b3*b3*b4 + A2*A3*B1*a3*a3*a4*b1*b1*b4 + A2*A3*B4*a1*a3*a3*b1*b4*b4 - A2*A3*B4*a1*a4*a4*b1*b3*b3 + A2*A3*B4*a2*a4*a4*b1*b1*b2 - A2*A3*B4*a1*a1*a2*b2*b4*b4 + A2*A4*B1*a3*a4*a4*b1*b1*b3 - A2*A4*B1*a1*a1*a3*b3*b4*b4 - A2*A4*B3*a1*a3*a3*b1*b4*b4 + A2*A4*B3*a1*a4*a4*b1*b3*b3 + A2*A4*B3*a1*a1*a3*b2*b2*b3 - A2*A4*B3*a2*a2*a3*b1*b1*b3 - A3*A4*B1*a1*a3*a3*b2*b4*b4 + A3*A4*B1*a1*a3*a3*b2*b2*b4 - A3*A4*B1*a1*a4*a4*b2*b3*b3 + A3*A4*B1*a1*a4*a4*b2*b2*b3 + A3*A4*B1*a2*a3*a3*b1*b4*b4 - A3*A4*B1*a2*a3*a3*b1*b1*b4 + A3*A4*B1*a2*a4*a4*b1*b3*b3 - A3*A4*B1*a2*a4*a4*b1*b1*b3 + A3*A4*B1*a1*a1*a3*b2*b4*b4 - A3*A4*B1*a1*a1*a3*b2*b2*b4 + A3*A4*B1*a1*a1*a4*b2*b3*b3 - A3*A4*B1*a1*a1*a4*b2*b2*b3 - A3*A4*B1*a2*a2*a3*b1*b4*b4 + A3*A4*B1*a2*a2*a3*b1*b1*b4 - A3*A4*B1*a2*a2*a4*b1*b3*b3 + A3*A4*B1*a2*a2*a4*b1*b1*b3 - A3*A4*B2*a2*a4*a4*b1*b1*b2 + A3*A4*B2*a1*a1*a2*b2*b4*b4 - A3*A4*B2*a1*a1*a3*b2*b2*b3 + A3*A4*B2*a2*a2*a3*b1*b1*b3 + A1*A2*B3*a2*a2*a4*b3*b3*b4 - A1*A2*B3*a3*a3*a4*b2*b2*b4 - A1*A2*B4*a3*a4*a4*b2*b2*b3 - A1*A2*B4*a1*a1*a4*b3*b3*b4 + A1*A2*B4*a2*a2*a3*b3*b4*b4 + A1*A2*B4*a3*a3*a4*b1*b1*b4 - A1*A3*B2*a2*a2*a4*b3*b3*b4 + A1*A3*B2*a3*a3*a4*b2*b2*b4 + A1*A3*B4*a2*a3*a3*b2*b4*b4 - A1*A3*B4*a2*a4*a4*b2*b3*b3 - A1*A3*B4*a1*a1*a4*b2*b2*b4 + A1*A3*B4*a2*a2*a4*b1*b1*b4 + A1*A4*B2*a3*a4*a4*b2*b2*b3 - A1*A4*B2*a2*a2*a3*b3*b4*b4 - A1*A4*B3*a2*a3*a3*b2*b4*b4 + A1*A4*B3*a2*a4*a4*b2*b3*b3 - A2*A3*B4*a1*a2*a2*b3*b4*b4 + A2*A3*B4*a1*a2*a2*b3*b3*b4 - A2*A3*B4*a1*a3*a3*b2*b4*b4 + A2*A3*B4*a1*a3*a3*b2*b2*b4 + A2*A3*B4*a2*a4*a4*b1*b3*b3 - A2*A3*B4*a2*a4*a4*b1*b1*b3 + A2*A3*B4*a3*a4*a4*b1*b2*b2 - A2*A3*B4*a3*a4*a4*b1*b1*b2 + A2*A3*B4*a1*a1*a2*b3*b4*b4 - A2*A3*B4*a1*a1*a2*b3*b3*b4 + A2*A3*B4*a1*a1*a3*b2*b4*b4 - A2*A3*B4*a1*a1*a3*b2*b2*b4 - A2*A3*B4*a2*a2*a4*b1*b3*b3 + A2*A3*B4*a2*a2*a4*b1*b1*b3 - A2*A3*B4*a3*a3*a4*b1*b2*b2 + A2*A3*B4*a3*a3*a4*b1*b1*b2 + A2*A4*B1*a1*a1*a4*b3*b3*b4 - A2*A4*B1*a3*a3*a4*b1*b1*b4 + A2*A4*B3*a1*a2*a2*b3*b4*b4 - A2*A4*B3*a1*a2*a2*b3*b3*b4 - A2*A4*B3*a1*a4*a4*b2*b3*b3 + A2*A4*B3*a1*a4*a4*b2*b2*b3 + A2*A4*B3*a2*a3*a3*b1*b4*b4 - A2*A4*B3*a2*a3*a3*b1*b1*b4 - A2*A4*B3*a3*a4*a4*b1*b2*b2 + A2*A4*B3*a3*a4*a4*b1*b1*b2 - A2*A4*B3*a1*a1*a2*b3*b4*b4 + A2*A4*B3*a1*a1*a2*b3*b3*b4 + A2*A4*B3*a1*a1*a4*b2*b3*b3 - A2*A4*B3*a1*a1*a4*b2*b2*b3 - A2*A4*B3*a2*a2*a3*b1*b4*b4 + A2*A4*B3*a2*a2*a3*b1*b1*b4 + A2*A4*B3*a3*a3*a4*b1*b2*b2 - A2*A4*B3*a3*a3*a4*b1*b1*b2 + A3*A4*B1*a1*a1*a4*b2*b2*b4 - A3*A4*B1*a2*a2*a4*b1*b1*b4 + A3*A4*B2*a1*a3*a3*b2*b4*b4 - A3*A4*B2*a1*a3*a3*b2*b2*b4 + A3*A4*B2*a1*a4*a4*b2*b3*b3 - A3*A4*B2*a1*a4*a4*b2*b2*b3 - A3*A4*B2*a2*a3*a3*b1*b4*b4 + A3*A4*B2*a2*a3*a3*b1*b1*b4 - A3*A4*B2*a2*a4*a4*b1*b3*b3 + A3*A4*B2*a2*a4*a4*b1*b1*b3 - A3*A4*B2*a1*a1*a3*b2*b4*b4 + A3*A4*B2*a1*a1*a3*b2*b2*b4 - A3*A4*B2*a1*a1*a4*b2*b3*b3 + A3*A4*B2*a1*a1*a4*b2*b2*b3 + A3*A4*B2*a2*a2*a3*b1*b4*b4 - A3*A4*B2*a2*a2*a3*b1*b1*b4 + A3*A4*B2*a2*a2*a4*b1*b3*b3 - A3*A4*B2*a2*a2*a4*b1*b1*b3 - A1*A2*B4*a2*a2*a4*b3*b3*b4 + A1*A2*B4*a3*a3*a4*b2*b2*b4 + A1*A3*B4*a3*a4*a4*b2*b2*b3 - A1*A3*B4*a2*a2*a3*b3*b4*b4 + A1*A4*B2*a2*a2*a4*b3*b3*b4 - A1*A4*B2*a3*a3*a4*b2*b2*b4 - A1*A4*B3*a3*a4*a4*b2*b2*b3 + A1*A4*B3*a2*a2*a3*b3*b4*b4 + A2*A3*B4*a3*a4*a4*b1*b1*b3 - A2*A3*B4*a1*a1*a3*b3*b4*b4 + A2*A3*B4*a1*a1*a4*b2*b2*b4 - A2*A3*B4*a2*a2*a4*b1*b1*b4 - A2*A4*B3*a3*a4*a4*b1*b1*b3 + A2*A4*B3*a1*a1*a3*b3*b4*b4 - A3*A4*B2*a1*a1*a4*b2*b2*b4 + A3*A4*B2*a2*a2*a4*b1*b1*b4 + A1*A3*B4*a2*a2*a4*b3*b3*b4 - A1*A3*B4*a3*a3*a4*b2*b2*b4 - A1*A4*B3*a2*a2*a4*b3*b3*b4 + A1*A4*B3*a3*a3*a4*b2*b2*b4 + A2*A3*B4*a1*a1*a4*b3*b3*b4 - A2*A3*B4*a3*a3*a4*b1*b1*b4 - A2*A4*B3*a1*a1*a4*b3*b3*b4 + A2*A4*B3*a3*a3*a4*b1*b1*b4 - A1*A2*B3*a1*a2*a3*b1*b4*b4 + A1*A2*B3*a1*a2*a4*b1*b3*b3 - A1*A3*B2*a1*a2*a3*b1*b4*b4 + A1*A3*B2*a1*a3*a4*b1*b2*b2 + 2*A2*A3*B1*a1*a2*a3*b1*b4*b4 - A2*A3*B1*a1*a2*a4*b1*b3*b3 - A2*A3*B1*a1*a3*a4*b1*b2*b2 - A1*A2*B3*a1*a2*a3*b2*b4*b4 + A1*A2*B3*a1*a2*a4*b2*b3*b3 + A1*A2*B4*a1*a2*a3*b1*b4*b4 - A1*A2*B4*a1*a2*a4*b1*b3*b3 + 2*A1*A3*B2*a1*a2*a3*b2*b4*b4 - A1*A3*B2*a1*a2*a4*b2*b3*b3 - A1*A3*B2*a2*a3*a4*b1*b1*b2 - A1*A4*B2*a1*a2*a4*b1*b3*b3 + A1*A4*B2*a1*a3*a4*b1*b2*b2 - A2*A3*B1*a1*a2*a3*b2*b4*b4 + A2*A3*B1*a2*a3*a4*b1*b1*b2 - A2*A4*B1*a1*a2*a3*b1*b4*b4 + 2*A2*A4*B1*a1*a2*a4*b1*b3*b3 - A2*A4*B1*a1*a3*a4*b1*b2*b2 + 2*A1*A2*B3*a1*a2*a3*b3*b4*b4 - A1*A2*B3*a1*a3*a4*b2*b2*b3 - A1*A2*B3*a2*a3*a4*b1*b1*b3 + A1*A2*B4*a1*a2*a3*b2*b4*b4 - A1*A2*B4*a1*a2*a4*b2*b3*b3 - A1*A3*B2*a1*a2*a3*b3*b4*b4 + A1*A3*B2*a1*a3*a4*b2*b2*b3 + A1*A3*B4*a1*a2*a3*b1*b4*b4 - A1*A3*B4*a1*a3*a4*b1*b2*b2 - A1*A4*B2*a1*a2*a3*b2*b4*b4 + 2*A1*A4*B2*a1*a2*a4*b2*b3*b3 - A1*A4*B2*a2*a3*a4*b1*b1*b2 + A1*A4*B3*a1*a2*a4*b1*b3*b3 - A1*A4*B3*a1*a3*a4*b1*b2*b2 - A2*A3*B1*a1*a2*a3*b3*b4*b4 + A2*A3*B1*a2*a3*a4*b1*b1*b3 - A2*A4*B1*a1*a2*a4*b2*b3*b3 + A2*A4*B1*a2*a3*a4*b1*b1*b2 - A3*A4*B1*a1*a2*a3*b1*b4*b4 - A3*A4*B1*a1*a2*a4*b1*b3*b3 + 2*A3*A4*B1*a1*a3*a4*b1*b2*b2 - 2*A1*A2*B3*a1*a2*a4*b3*b3*b4 + A1*A2*B3*a1*a3*a4*b2*b2*b4 + A1*A2*B3*a2*a3*a4*b1*b1*b4 - 2*A1*A2*B4*a1*a2*a3*b3*b4*b4 + A1*A2*B4*a1*a3*a4*b2*b2*b3 + A1*A2*B4*a2*a3*a4*b1*b1*b3 + A1*A3*B2*a1*a2*a4*b3*b3*b4 - 2*A1*A3*B2*a1*a3*a4*b2*b2*b4 + A1*A3*B2*a2*a3*a4*b1*b1*b4 - 2*A1*A3*B4*a1*a2*a3*b2*b4*b4 + A1*A3*B4*a1*a2*a4*b2*b3*b3 + A1*A3*B4*a2*a3*a4*b1*b1*b2 + A1*A4*B2*a1*a2*a3*b3*b4*b4 - 2*A1*A4*B2*a1*a3*a4*b2*b2*b3 + A1*A4*B2*a2*a3*a4*b1*b1*b3 + A1*A4*B3*a1*a2*a3*b2*b4*b4 - 2*A1*A4*B3*a1*a2*a4*b2*b3*b3 + A1*A4*B3*a2*a3*a4*b1*b1*b2 + A2*A3*B1*a1*a2*a4*b3*b3*b4 + A2*A3*B1*a1*a3*a4*b2*b2*b4 - 2*A2*A3*B1*a2*a3*a4*b1*b1*b4 - 2*A2*A3*B4*a1*a2*a3*b1*b4*b4 + A2*A3*B4*a1*a2*a4*b1*b3*b3 + A2*A3*B4*a1*a3*a4*b1*b2*b2 + A2*A4*B1*a1*a2*a3*b3*b4*b4 + A2*A4*B1*a1*a3*a4*b2*b2*b3 - 2*A2*A4*B1*a2*a3*a4*b1*b1*b3 + A2*A4*B3*a1*a2*a3*b1*b4*b4 - 2*A2*A4*B3*a1*a2*a4*b1*b3*b3 + A2*A4*B3*a1*a3*a4*b1*b2*b2 + A3*A4*B1*a1*a2*a3*b2*b4*b4 + A3*A4*B1*a1*a2*a4*b2*b3*b3 - 2*A3*A4*B1*a2*a3*a4*b1*b1*b2 + A3*A4*B2*a1*a2*a3*b1*b4*b4 + A3*A4*B2*a1*a2*a4*b1*b3*b3 - 2*A3*A4*B2*a1*a3*a4*b1*b2*b2 + 2*A1*A2*B4*a1*a2*a4*b3*b3*b4 - A1*A2*B4*a1*a3*a4*b2*b2*b4 - A1*A2*B4*a2*a3*a4*b1*b1*b4 + A1*A3*B4*a1*a2*a3*b3*b4*b4 - A1*A3*B4*a1*a3*a4*b2*b2*b3 - A1*A4*B2*a1*a2*a4*b3*b3*b4 + A1*A4*B2*a1*a3*a4*b2*b2*b4 - A1*A4*B3*a1*a2*a3*b3*b4*b4 + 2*A1*A4*B3*a1*a3*a4*b2*b2*b3 - A1*A4*B3*a2*a3*a4*b1*b1*b3 + A2*A3*B4*a1*a2*a3*b2*b4*b4 - A2*A3*B4*a2*a3*a4*b1*b1*b2 - A2*A4*B1*a1*a2*a4*b3*b3*b4 + A2*A4*B1*a2*a3*a4*b1*b1*b4 + A2*A4*B3*a1*a2*a4*b2*b3*b3 - A2*A4*B3*a2*a3*a4*b1*b1*b2 - A3*A4*B1*a1*a3*a4*b2*b2*b3 + A3*A4*B1*a2*a3*a4*b1*b1*b3 - A3*A4*B2*a1*a2*a3*b2*b4*b4 - A3*A4*B2*a1*a2*a4*b2*b3*b3 + 2*A3*A4*B2*a2*a3*a4*b1*b1*b2 - A1*A3*B4*a1*a2*a4*b3*b3*b4 + 2*A1*A3*B4*a1*a3*a4*b2*b2*b4 - A1*A3*B4*a2*a3*a4*b1*b1*b4 + A1*A4*B3*a1*a2*a4*b3*b3*b4 - A1*A4*B3*a1*a3*a4*b2*b2*b4 + A2*A3*B4*a1*a2*a3*b3*b4*b4 - A2*A3*B4*a2*a3*a4*b1*b1*b3 - A2*A4*B3*a1*a2*a3*b3*b4*b4 - A2*A4*B3*a1*a3*a4*b2*b2*b3 + 2*A2*A4*B3*a2*a3*a4*b1*b1*b3 - A3*A4*B1*a1*a3*a4*b2*b2*b4 + A3*A4*B1*a2*a3*a4*b1*b1*b4 + A3*A4*B2*a1*a3*a4*b2*b2*b3 - A3*A4*B2*a2*a3*a4*b1*b1*b3 - A2*A3*B4*a1*a2*a4*b3*b3*b4 - A2*A3*B4*a1*a3*a4*b2*b2*b4 + 2*A2*A3*B4*a2*a3*a4*b1*b1*b4 + A2*A4*B3*a1*a2*a4*b3*b3*b4 - A2*A4*B3*a2*a3*a4*b1*b1*b4 + A3*A4*B2*a1*a3*a4*b2*b2*b4 - A3*A4*B2*a2*a3*a4*b1*b1*b4 - A1*A2*B3*a1*a3*a3*b1*b2*b4 + A1*A2*B3*a1*a4*a4*b1*b2*b3 - A1*A3*B2*a1*a2*a2*b1*b3*b4 + A1*A3*B2*a1*a4*a4*b1*b2*b3 + A2*A3*B1*a1*a2*a2*b1*b3*b4 + A2*A3*B1*a1*a3*a3*b1*b2*b4 - 2*A2*A3*B1*a1*a4*a4*b1*b2*b3 - A1*A2*B3*a2*a3*a3*b1*b2*b4 + A1*A2*B3*a2*a4*a4*b1*b2*b3 + A1*A2*B4*a1*a3*a3*b1*b2*b4 - A1*A2*B4*a1*a4*a4*b1*b2*b3 + A1*A3*B2*a2*a3*a3*b1*b2*b4 - 2*A1*A3*B2*a2*a4*a4*b1*b2*b3 + A1*A3*B2*a1*a1*a2*b2*b3*b4 - A1*A4*B2*a1*a2*a2*b1*b3*b4 + A1*A4*B2*a1*a3*a3*b1*b2*b4 + A2*A3*B1*a2*a4*a4*b1*b2*b3 - A2*A3*B1*a1*a1*a2*b2*b3*b4 + A2*A4*B1*a1*a2*a2*b1*b3*b4 - 2*A2*A4*B1*a1*a3*a3*b1*b2*b4 + A2*A4*B1*a1*a4*a4*b1*b2*b3 - 2*A1*A2*B3*a3*a4*a4*b1*b2*b3 + A1*A2*B3*a1*a1*a3*b2*b3*b4 + A1*A2*B3*a2*a2*a3*b1*b3*b4 + A1*A2*B4*a2*a3*a3*b1*b2*b4 - A1*A2*B4*a2*a4*a4*b1*b2*b3 + A1*A3*B2*a3*a4*a4*b1*b2*b3 - A1*A3*B2*a2*a2*a3*b1*b3*b4 + A1*A3*B4*a1*a2*a2*b1*b3*b4 - A1*A3*B4*a1*a4*a4*b1*b2*b3 - 2*A1*A4*B2*a2*a3*a3*b1*b2*b4 + A1*A4*B2*a2*a4*a4*b1*b2*b3 + A1*A4*B2*a1*a1*a2*b2*b3*b4 + A1*A4*B3*a1*a2*a2*b1*b3*b4 - A1*A4*B3*a1*a3*a3*b1*b2*b4 + A2*A3*B1*a3*a4*a4*b1*b2*b3 - A2*A3*B1*a1*a1*a3*b2*b3*b4 + A2*A4*B1*a2*a3*a3*b1*b2*b4 - A2*A4*B1*a1*a1*a2*b2*b3*b4 - 2*A3*A4*B1*a1*a2*a2*b1*b3*b4 + A3*A4*B1*a1*a3*a3*b1*b2*b4 + A3*A4*B1*a1*a4*a4*b1*b2*b3 - A1*A2*B3*a1*a1*a4*b2*b3*b4 - A1*A2*B3*a2*a2*a4*b1*b3*b4 + 2*A1*A2*B3*a3*a3*a4*b1*b2*b4 + 2*A1*A2*B4*a3*a4*a4*b1*b2*b3 - A1*A2*B4*a1*a1*a3*b2*b3*b4 - A1*A2*B4*a2*a2*a3*b1*b3*b4 - A1*A3*B2*a1*a1*a4*b2*b3*b4 + 2*A1*A3*B2*a2*a2*a4*b1*b3*b4 - A1*A3*B2*a3*a3*a4*b1*b2*b4 - A1*A3*B4*a2*a3*a3*b1*b2*b4 + 2*A1*A3*B4*a2*a4*a4*b1*b2*b3 - A1*A3*B4*a1*a1*a2*b2*b3*b4 - A1*A4*B2*a3*a4*a4*b1*b2*b3 - A1*A4*B2*a1*a1*a3*b2*b3*b4 + 2*A1*A4*B2*a2*a2*a3*b1*b3*b4 + 2*A1*A4*B3*a2*a3*a3*b1*b2*b4 - A1*A4*B3*a2*a4*a4*b1*b2*b3 - A1*A4*B3*a1*a1*a2*b2*b3*b4 + 2*A2*A3*B1*a1*a1*a4*b2*b3*b4 - A2*A3*B1*a2*a2*a4*b1*b3*b4 - A2*A3*B1*a3*a3*a4*b1*b2*b4 - A2*A3*B4*a1*a2*a2*b1*b3*b4 - A2*A3*B4*a1*a3*a3*b1*b2*b4 + 2*A2*A3*B4*a1*a4*a4*b1*b2*b3 - A2*A4*B1*a3*a4*a4*b1*b2*b3 + 2*A2*A4*B1*a1*a1*a3*b2*b3*b4 - A2*A4*B1*a2*a2*a3*b1*b3*b4 - A2*A4*B3*a1*a2*a2*b1*b3*b4 + 2*A2*A4*B3*a1*a3*a3*b1*b2*b4 - A2*A4*B3*a1*a4*a4*b1*b2*b3 - A3*A4*B1*a2*a3*a3*b1*b2*b4 - A3*A4*B1*a2*a4*a4*b1*b2*b3 + 2*A3*A4*B1*a1*a1*a2*b2*b3*b4 + 2*A3*A4*B2*a1*a2*a2*b1*b3*b4 - A3*A4*B2*a1*a3*a3*b1*b2*b4 - A3*A4*B2*a1*a4*a4*b1*b2*b3 + A1*A2*B4*a1*a1*a4*b2*b3*b4 + A1*A2*B4*a2*a2*a4*b1*b3*b4 - 2*A1*A2*B4*a3*a3*a4*b1*b2*b4 - A1*A3*B4*a3*a4*a4*b1*b2*b3 + A1*A3*B4*a2*a2*a3*b1*b3*b4 - A1*A4*B2*a2*a2*a4*b1*b3*b4 + A1*A4*B2*a3*a3*a4*b1*b2*b4 + A1*A4*B3*a3*a4*a4*b1*b2*b3 + A1*A4*B3*a1*a1*a3*b2*b3*b4 - 2*A1*A4*B3*a2*a2*a3*b1*b3*b4 - A2*A3*B4*a2*a4*a4*b1*b2*b3 + A2*A3*B4*a1*a1*a2*b2*b3*b4 - A2*A4*B1*a1*a1*a4*b2*b3*b4 + A2*A4*B1*a3*a3*a4*b1*b2*b4 - A2*A4*B3*a2*a3*a3*b1*b2*b4 + A2*A4*B3*a1*a1*a2*b2*b3*b4 - A3*A4*B1*a1*a1*a3*b2*b3*b4 + A3*A4*B1*a2*a2*a3*b1*b3*b4 + A3*A4*B2*a2*a3*a3*b1*b2*b4 + A3*A4*B2*a2*a4*a4*b1*b2*b3 - 2*A3*A4*B2*a1*a1*a2*b2*b3*b4 + A1*A3*B4*a1*a1*a4*b2*b3*b4 - 2*A1*A3*B4*a2*a2*a4*b1*b3*b4 + A1*A3*B4*a3*a3*a4*b1*b2*b4 + A1*A4*B3*a2*a2*a4*b1*b3*b4 - A1*A4*B3*a3*a3*a4*b1*b2*b4 - A2*A3*B4*a3*a4*a4*b1*b2*b3 + A2*A3*B4*a1*a1*a3*b2*b3*b4 + A2*A4*B3*a3*a4*a4*b1*b2*b3 - 2*A2*A4*B3*a1*a1*a3*b2*b3*b4 + A2*A4*B3*a2*a2*a3*b1*b3*b4 - A3*A4*B1*a1*a1*a4*b2*b3*b4 + A3*A4*B1*a2*a2*a4*b1*b3*b4 + A3*A4*B2*a1*a1*a3*b2*b3*b4 - A3*A4*B2*a2*a2*a3*b1*b3*b4 - 2*A2*A3*B4*a1*a1*a4*b2*b3*b4 + A2*A3*B4*a2*a2*a4*b1*b3*b4 + A2*A3*B4*a3*a3*a4*b1*b2*b4 + A2*A4*B3*a1*a1*a4*b2*b3*b4 - A2*A4*B3*a3*a3*a4*b1*b2*b4 + A3*A4*B2*a1*a1*a4*b2*b3*b4 - A3*A4*B2*a2*a2*a4*b1*b3*b4 + 2*A1*A2*B3*a1*a2*a3*b1*b2*b4 - 2*A1*A2*B3*a1*a2*a4*b1*b2*b3 - A1*A3*B2*a1*a2*a3*b1*b2*b4 + A1*A3*B2*a1*a2*a4*b1*b2*b3 - A2*A3*B1*a1*a2*a3*b1*b2*b4 + A2*A3*B1*a1*a2*a4*b1*b2*b3 - A1*A2*B3*a1*a2*a3*b1*b3*b4 + A1*A2*B3*a1*a3*a4*b1*b2*b3 - 2*A1*A2*B4*a1*a2*a3*b1*b2*b4 + 2*A1*A2*B4*a1*a2*a4*b1*b2*b3 + 2*A1*A3*B2*a1*a2*a3*b1*b3*b4 - 2*A1*A3*B2*a1*a3*a4*b1*b2*b3 + A1*A4*B2*a1*a2*a3*b1*b2*b4 - A1*A4*B2*a1*a2*a4*b1*b2*b3 - A2*A3*B1*a1*a2*a3*b1*b3*b4 + A2*A3*B1*a1*a3*a4*b1*b2*b3 + A2*A4*B1*a1*a2*a3*b1*b2*b4 - A2*A4*B1*a1*a2*a4*b1*b2*b3 - A1*A2*B3*a1*a2*a3*b2*b3*b4 + A1*A2*B3*a1*a2*a4*b1*b3*b4 - A1*A2*B3*a1*a3*a4*b1*b2*b4 + A1*A2*B3*a2*a3*a4*b1*b2*b3 + A1*A2*B4*a1*a2*a3*b1*b3*b4 - A1*A2*B4*a1*a3*a4*b1*b2*b3 - A1*A3*B2*a1*a2*a3*b2*b3*b4 - A1*A3*B2*a1*a2*a4*b1*b3*b4 + A1*A3*B2*a1*a3*a4*b1*b2*b4 + A1*A3*B2*a2*a3*a4*b1*b2*b3 + A1*A3*B4*a1*a2*a3*b1*b2*b4 - A1*A3*B4*a1*a2*a4*b1*b2*b3 - A1*A4*B2*a1*a2*a3*b1*b3*b4 + A1*A4*B2*a1*a3*a4*b1*b2*b3 - A1*A4*B3*a1*a2*a3*b1*b2*b4 + A1*A4*B3*a1*a2*a4*b1*b2*b3 + 2*A2*A3*B1*a1*a2*a3*b2*b3*b4 - 2*A2*A3*B1*a2*a3*a4*b1*b2*b3 + A1*A2*B3*a1*a2*a4*b2*b3*b4 - A1*A2*B3*a2*a3*a4*b1*b2*b4 + A1*A2*B4*a1*a2*a3*b2*b3*b4 - A1*A2*B4*a1*a2*a4*b1*b3*b4 + A1*A2*B4*a1*a3*a4*b1*b2*b4 - A1*A2*B4*a2*a3*a4*b1*b2*b3 - 2*A1*A3*B4*a1*a2*a3*b1*b3*b4 + 2*A1*A3*B4*a1*a3*a4*b1*b2*b3 + 2*A1*A4*B2*a1*a2*a4*b1*b3*b4 - 2*A1*A4*B2*a1*a3*a4*b1*b2*b4 + A1*A4*B3*a1*a2*a3*b1*b3*b4 - A1*A4*B3*a1*a3*a4*b1*b2*b3 - A2*A3*B1*a1*a2*a4*b2*b3*b4 + A2*A3*B1*a2*a3*a4*b1*b2*b4 + A2*A3*B4*a1*a2*a3*b1*b2*b4 - A2*A3*B4*a1*a2*a4*b1*b2*b3 - A2*A4*B1*a1*a2*a3*b2*b3*b4 - A2*A4*B1*a1*a2*a4*b1*b3*b4 + A2*A4*B1*a1*a3*a4*b1*b2*b4 + A2*A4*B1*a2*a3*a4*b1*b2*b3 - A2*A4*B3*a1*a2*a3*b1*b2*b4 + A2*A4*B3*a1*a2*a4*b1*b2*b3 + A3*A4*B1*a1*a2*a3*b1*b3*b4 - A3*A4*B1*a1*a3*a4*b1*b2*b3 - A1*A2*B4*a1*a2*a4*b2*b3*b4 + A1*A2*B4*a2*a3*a4*b1*b2*b4 + A1*A3*B2*a1*a3*a4*b2*b3*b4 - A1*A3*B2*a2*a3*a4*b1*b3*b4 + A1*A3*B4*a1*a2*a3*b2*b3*b4 + A1*A3*B4*a1*a2*a4*b1*b3*b4 - A1*A3*B4*a1*a3*a4*b1*b2*b4 - A1*A3*B4*a2*a3*a4*b1*b2*b3 - A1*A4*B2*a1*a2*a4*b2*b3*b4 + A1*A4*B2*a2*a3*a4*b1*b2*b4 - 2*A1*A4*B3*a1*a2*a4*b1*b3*b4 + 2*A1*A4*B3*a1*a3*a4*b1*b2*b4 - A2*A3*B1*a1*a3*a4*b2*b3*b4 + A2*A3*B1*a2*a3*a4*b1*b3*b4 + A2*A3*B4*a1*a2*a3*b1*b3*b4 - A2*A3*B4*a1*a3*a4*b1*b2*b3 + 2*A2*A4*B1*a1*a2*a4*b2*b3*b4 - 2*A2*A4*B1*a2*a3*a4*b1*b2*b4 - A3*A4*B1*a1*a2*a3*b2*b3*b4 + A3*A4*B1*a1*a2*a4*b1*b3*b4 - A3*A4*B1*a1*a3*a4*b1*b2*b4 + A3*A4*B1*a2*a3*a4*b1*b2*b3 - A3*A4*B2*a1*a2*a3*b1*b3*b4 + A3*A4*B2*a1*a3*a4*b1*b2*b3 + A1*A4*B2*a1*a3*a4*b2*b3*b4 - A1*A4*B2*a2*a3*a4*b1*b3*b4 + A1*A4*B3*a1*a2*a4*b2*b3*b4 - A1*A4*B3*a2*a3*a4*b1*b2*b4 - 2*A2*A3*B4*a1*a2*a3*b2*b3*b4 + 2*A2*A3*B4*a2*a3*a4*b1*b2*b3 - A2*A4*B1*a1*a3*a4*b2*b3*b4 + A2*A4*B1*a2*a3*a4*b1*b3*b4 + A2*A4*B3*a1*a2*a3*b2*b3*b4 + A2*A4*B3*a1*a2*a4*b1*b3*b4 - A2*A4*B3*a1*a3*a4*b1*b2*b4 - A2*A4*B3*a2*a3*a4*b1*b2*b3 - A3*A4*B1*a1*a2*a4*b2*b3*b4 + A3*A4*B1*a2*a3*a4*b1*b2*b4 + A3*A4*B2*a1*a2*a3*b2*b3*b4 - A3*A4*B2*a1*a2*a4*b1*b3*b4 + A3*A4*B2*a1*a3*a4*b1*b2*b4 - A3*A4*B2*a2*a3*a4*b1*b2*b3 - A1*A3*B4*a1*a3*a4*b2*b3*b4 + A1*A3*B4*a2*a3*a4*b1*b3*b4 - A1*A4*B3*a1*a3*a4*b2*b3*b4 + A1*A4*B3*a2*a3*a4*b1*b3*b4 + A2*A3*B4*a1*a2*a4*b2*b3*b4 - A2*A3*B4*a2*a3*a4*b1*b2*b4 - 2*A2*A4*B3*a1*a2*a4*b2*b3*b4 + 2*A2*A4*B3*a2*a3*a4*b1*b2*b4 + 2*A3*A4*B1*a1*a3*a4*b2*b3*b4 - 2*A3*A4*B1*a2*a3*a4*b1*b3*b4 + A3*A4*B2*a1*a2*a4*b2*b3*b4 - A3*A4*B2*a2*a3*a4*b1*b2*b4 + A2*A3*B4*a1*a3*a4*b2*b3*b4 - A2*A3*B4*a2*a3*a4*b1*b3*b4 + A2*A4*B3*a1*a3*a4*b2*b3*b4 - A2*A4*B3*a2*a3*a4*b1*b3*b4 - 2*A3*A4*B2*a1*a3*a4*b2*b3*b4 + 2*A3*A4*B2*a2*a3*a4*b1*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m4 = (A1*B2*B3*a2*a2*b1*b3*b3 - A1*B2*B3*a2*a2*b1*b1*b3 + A1*B2*B3*a3*a3*b1*b2*b2 - A1*B2*B3*a3*a3*b1*b1*b2 + A2*B1*B3*a1*a1*b2*b3*b3 - A2*B1*B3*a1*a1*b2*b2*b3 - A2*B1*B3*a3*a3*b1*b2*b2 + A2*B1*B3*a3*a3*b1*b1*b2 - A3*B1*B2*a1*a1*b2*b3*b3 + A3*B1*B2*a1*a1*b2*b2*b3 - A3*B1*B2*a2*a2*b1*b3*b3 + A3*B1*B2*a2*a2*b1*b1*b3 - A1*B2*B3*a2*a2*b1*b4*b4 + A1*B2*B3*a2*a2*b1*b1*b4 - A1*B2*B4*a2*a2*b1*b3*b3 + A1*B2*B4*a2*a2*b1*b1*b3 - A2*B1*B3*a1*a1*b2*b4*b4 + A2*B1*B3*a1*a1*b2*b2*b4 - A2*B1*B4*a1*a1*b2*b3*b3 + A2*B1*B4*a1*a1*b2*b2*b3 + A3*B1*B2*a1*a1*b2*b4*b4 - A3*B1*B2*a1*a1*b2*b2*b4 + A3*B1*B2*a2*a2*b1*b4*b4 - A3*B1*B2*a2*a2*b1*b1*b4 + A4*B1*B2*a1*a1*b2*b3*b3 - A4*B1*B2*a1*a1*b2*b2*b3 + A4*B1*B2*a2*a2*b1*b3*b3 - A4*B1*B2*a2*a2*b1*b1*b3 - A1*B2*B3*a3*a3*b1*b4*b4 + A1*B2*B3*a3*a3*b1*b1*b4 + A1*B2*B4*a2*a2*b1*b4*b4 - A1*B2*B4*a2*a2*b1*b1*b4 + A1*B2*B4*a4*a4*b1*b2*b2 - A1*B2*B4*a4*a4*b1*b1*b2 - A1*B3*B4*a3*a3*b1*b2*b2 + A1*B3*B4*a3*a3*b1*b1*b2 + A2*B1*B3*a1*a1*b3*b4*b4 - A2*B1*B3*a1*a1*b3*b3*b4 + A2*B1*B3*a3*a3*b1*b4*b4 - A2*B1*B3*a3*a3*b1*b1*b4 + A2*B1*B4*a1*a1*b2*b4*b4 - A2*B1*B4*a1*a1*b2*b2*b4 - A2*B1*B4*a4*a4*b1*b2*b2 + A2*B1*B4*a4*a4*b1*b1*b2 - A3*B1*B2*a1*a1*b3*b4*b4 + A3*B1*B2*a1*a1*b3*b3*b4 + A3*B1*B4*a1*a1*b2*b3*b3 - A3*B1*B4*a1*a1*b2*b2*b3 - A4*B1*B2*a1*a1*b2*b4*b4 + A4*B1*B2*a1*a1*b2*b2*b4 - A4*B1*B2*a2*a2*b1*b4*b4 + A4*B1*B2*a2*a2*b1*b1*b4 - A4*B1*B3*a1*a1*b2*b3*b3 + A4*B1*B3*a1*a1*b2*b2*b3 + A4*B1*B3*a3*a3*b1*b2*b2 - A4*B1*B3*a3*a3*b1*b1*b2 + A1*B2*B3*a2*a2*b3*b4*b4 - A1*B2*B3*a2*a2*b3*b3*b4 + A1*B2*B3*a3*a3*b2*b4*b4 - A1*B2*B3*a3*a3*b2*b2*b4 - A1*B2*B4*a4*a4*b1*b3*b3 + A1*B2*B4*a4*a4*b1*b1*b3 - A1*B3*B4*a4*a4*b1*b2*b2 + A1*B3*B4*a4*a4*b1*b1*b2 - A2*B1*B3*a3*a3*b2*b4*b4 + A2*B1*B3*a3*a3*b2*b2*b4 - A2*B1*B4*a1*a1*b3*b4*b4 + A2*B1*B4*a1*a1*b3*b3*b4 + A2*B1*B4*a4*a4*b1*b3*b3 - A2*B1*B4*a4*a4*b1*b1*b3 + A2*B3*B4*a3*a3*b1*b2*b2 - A2*B3*B4*a3*a3*b1*b1*b2 - A3*B1*B2*a2*a2*b3*b4*b4 + A3*B1*B2*a2*a2*b3*b3*b4 - A3*B1*B4*a1*a1*b2*b4*b4 + A3*B1*B4*a1*a1*b2*b2*b4 + A3*B1*B4*a4*a4*b1*b2*b2 - A3*B1*B4*a4*a4*b1*b1*b2 + A3*B2*B4*a2*a2*b1*b3*b3 - A3*B2*B4*a2*a2*b1*b1*b3 + A4*B1*B2*a1*a1*b3*b4*b4 - A4*B1*B2*a1*a1*b3*b3*b4 + A4*B1*B3*a1*a1*b2*b4*b4 - A4*B1*B3*a1*a1*b2*b2*b4 - A4*B2*B3*a2*a2*b1*b3*b3 + A4*B2*B3*a2*a2*b1*b1*b3 - A4*B2*B3*a3*a3*b1*b2*b2 + A4*B2*B3*a3*a3*b1*b1*b2 - A1*B2*B4*a2*a2*b3*b4*b4 + A1*B2*B4*a2*a2*b3*b3*b4 + A1*B2*B4*a4*a4*b2*b3*b3 - A1*B2*B4*a4*a4*b2*b2*b3 + A1*B3*B4*a3*a3*b1*b4*b4 - A1*B3*B4*a3*a3*b1*b1*b4 + A1*B3*B4*a4*a4*b1*b3*b3 - A1*B3*B4*a4*a4*b1*b1*b3 - A2*B1*B4*a4*a4*b2*b3*b3 + A2*B1*B4*a4*a4*b2*b2*b3 + A2*B3*B4*a4*a4*b1*b2*b2 - A2*B3*B4*a4*a4*b1*b1*b2 + A3*B1*B4*a1*a1*b3*b4*b4 - A3*B1*B4*a1*a1*b3*b3*b4 - A3*B1*B4*a4*a4*b1*b3*b3 + A3*B1*B4*a4*a4*b1*b1*b3 - A3*B2*B4*a2*a2*b1*b4*b4 + A3*B2*B4*a2*a2*b1*b1*b4 - A3*B2*B4*a4*a4*b1*b2*b2 + A3*B2*B4*a4*a4*b1*b1*b2 + A4*B1*B2*a2*a2*b3*b4*b4 - A4*B1*B2*a2*a2*b3*b3*b4 - A4*B1*B3*a1*a1*b3*b4*b4 + A4*B1*B3*a1*a1*b3*b3*b4 - A4*B1*B3*a3*a3*b1*b4*b4 + A4*B1*B3*a3*a3*b1*b1*b4 + A4*B2*B3*a2*a2*b1*b4*b4 - A4*B2*B3*a2*a2*b1*b1*b4 - A1*B3*B4*a3*a3*b2*b4*b4 + A1*B3*B4*a3*a3*b2*b2*b4 - A1*B3*B4*a4*a4*b2*b3*b3 + A1*B3*B4*a4*a4*b2*b2*b3 - A2*B3*B4*a3*a3*b1*b4*b4 + A2*B3*B4*a3*a3*b1*b1*b4 - A2*B3*B4*a4*a4*b1*b3*b3 + A2*B3*B4*a4*a4*b1*b1*b3 + A3*B1*B4*a4*a4*b2*b3*b3 - A3*B1*B4*a4*a4*b2*b2*b3 + A3*B2*B4*a4*a4*b1*b3*b3 - A3*B2*B4*a4*a4*b1*b1*b3 + A4*B1*B3*a3*a3*b2*b4*b4 - A4*B1*B3*a3*a3*b2*b2*b4 + A4*B2*B3*a3*a3*b1*b4*b4 - A4*B2*B3*a3*a3*b1*b1*b4 + A2*B3*B4*a3*a3*b2*b4*b4 - A2*B3*B4*a3*a3*b2*b2*b4 + A2*B3*B4*a4*a4*b2*b3*b3 - A2*B3*B4*a4*a4*b2*b2*b3 + A3*B2*B4*a2*a2*b3*b4*b4 - A3*B2*B4*a2*a2*b3*b3*b4 - A3*B2*B4*a4*a4*b2*b3*b3 + A3*B2*B4*a4*a4*b2*b2*b3 - A4*B2*B3*a2*a2*b3*b4*b4 + A4*B2*B3*a2*a2*b3*b3*b4 - A4*B2*B3*a3*a3*b2*b4*b4 + A4*B2*B3*a3*a3*b2*b2*b4 - A1*B2*B3*a1*a2*b1*b3*b3 - A1*B2*B3*a1*a3*b1*b2*b2 + A2*B1*B3*a1*a3*b1*b2*b2 + A3*B1*B2*a1*a2*b1*b3*b3 + A1*B2*B3*a1*a4*b1*b2*b2 + A1*B2*B3*a2*a3*b1*b1*b2 + A1*B2*B4*a1*a3*b1*b2*b2 + A2*B1*B3*a1*a2*b1*b4*b4 - A2*B1*B3*a1*a2*b2*b3*b3 - A2*B1*B3*a1*a4*b1*b2*b2 - A2*B1*B3*a2*a3*b1*b1*b2 + A2*B1*B4*a1*a2*b1*b3*b3 - A2*B1*B4*a1*a3*b1*b2*b2 - A3*B1*B2*a1*a2*b1*b4*b4 + A3*B1*B2*a1*a2*b2*b3*b3 - A4*B1*B2*a1*a2*b1*b3*b3 + A1*B2*B3*a1*a2*b2*b4*b4 + A1*B2*B3*a1*a4*b1*b3*b3 + A1*B2*B3*a2*a3*b1*b1*b3 - A1*B2*B3*a2*a4*b1*b1*b2 - A1*B2*B4*a1*a2*b1*b4*b4 + A1*B2*B4*a1*a2*b2*b3*b3 - A1*B2*B4*a1*a4*b1*b2*b2 - A1*B2*B4*a2*a3*b1*b1*b2 + A1*B3*B4*a1*a2*b1*b3*b3 - A2*B1*B3*a1*a3*b1*b4*b4 + A2*B1*B3*a1*a3*b2*b2*b3 + A2*B1*B3*a2*a4*b1*b1*b2 + A2*B1*B4*a1*a4*b1*b2*b2 + A2*B1*B4*a2*a3*b1*b1*b2 - A3*B1*B2*a1*a2*b2*b4*b4 + A3*B1*B2*a1*a3*b1*b4*b4 - A3*B1*B2*a1*a3*b2*b2*b3 - A3*B1*B2*a1*a4*b1*b3*b3 - A3*B1*B2*a2*a3*b1*b1*b3 - A3*B1*B4*a1*a2*b1*b3*b3 + A3*B1*B4*a1*a3*b1*b2*b2 + A4*B1*B2*a1*a2*b1*b4*b4 - A4*B1*B2*a1*a2*b2*b3*b3 - A4*B1*B3*a1*a3*b1*b2*b2 - A1*B2*B3*a1*a2*b3*b4*b4 + A1*B2*B3*a1*a2*b3*b3*b4 - A1*B2*B3*a1*a3*b2*b4*b4 + A1*B2*B3*a1*a3*b2*b2*b4 + 2*A1*B2*B3*a2*a3*b1*b4*b4 - 2*A1*B2*B3*a2*a3*b1*b1*b4 - A1*B2*B3*a2*a4*b1*b3*b3 + A1*B2*B3*a2*a4*b1*b1*b3 - A1*B2*B3*a3*a4*b1*b2*b2 + A1*B2*B3*a3*a4*b1*b1*b2 + A1*B2*B4*a1*a3*b1*b4*b4 - A1*B2*B4*a1*a3*b2*b2*b3 + A1*B2*B4*a2*a4*b1*b1*b2 + A1*B3*B4*a1*a2*b1*b4*b4 - A1*B3*B4*a1*a2*b2*b3*b3 - A2*B1*B3*a1*a2*b3*b4*b4 + A2*B1*B3*a1*a2*b3*b3*b4 + 2*A2*B1*B3*a1*a3*b2*b4*b4 - 2*A2*B1*B3*a1*a3*b2*b2*b4 - A2*B1*B3*a1*a4*b2*b3*b3 + A2*B1*B3*a1*a4*b2*b2*b3 - A2*B1*B3*a2*a3*b1*b4*b4 + A2*B1*B3*a2*a3*b1*b1*b4 + A2*B1*B3*a3*a4*b1*b2*b2 - A2*B1*B3*a3*a4*b1*b1*b2 - A2*B1*B4*a1*a2*b2*b4*b4 - A2*B1*B4*a1*a4*b1*b3*b3 - A2*B1*B4*a2*a3*b1*b1*b3 - A2*B1*B4*a2*a4*b1*b1*b2 - A2*B3*B4*a1*a2*b1*b3*b3 + 2*A3*B1*B2*a1*a2*b3*b4*b4 - 2*A3*B1*B2*a1*a2*b3*b3*b4 - A3*B1*B2*a1*a3*b2*b4*b4 + A3*B1*B2*a1*a3*b2*b2*b4 + A3*B1*B2*a1*a4*b2*b3*b3 - A3*B1*B2*a1*a4*b2*b2*b3 - A3*B1*B2*a2*a3*b1*b4*b4 + A3*B1*B2*a2*a3*b1*b1*b4 + A3*B1*B2*a2*a4*b1*b3*b3 - A3*B1*B2*a2*a4*b1*b1*b3 - A3*B1*B4*a1*a4*b1*b2*b2 - A3*B1*B4*a2*a3*b1*b1*b2 - A3*B2*B4*a1*a3*b1*b2*b2 + A4*B1*B2*a1*a2*b2*b4*b4 - A4*B1*B2*a1*a3*b1*b4*b4 + A4*B1*B2*a1*a3*b2*b2*b3 + A4*B1*B2*a1*a4*b1*b3*b3 + A4*B1*B2*a2*a3*b1*b1*b3 - A4*B1*B3*a1*a2*b1*b4*b4 + A4*B1*B3*a1*a2*b2*b3*b3 + A4*B1*B3*a1*a4*b1*b2*b2 + A4*B1*B3*a2*a3*b1*b1*b2 + A4*B2*B3*a1*a2*b1*b3*b3 + A4*B2*B3*a1*a3*b1*b2*b2 + A1*B2*B3*a1*a3*b3*b4*b4 - A1*B2*B3*a1*a4*b2*b2*b4 - A1*B2*B3*a2*a3*b2*b4*b4 - A1*B2*B3*a3*a4*b1*b1*b3 + A1*B2*B4*a1*a2*b3*b4*b4 - A1*B2*B4*a1*a2*b3*b3*b4 - A1*B2*B4*a1*a4*b2*b3*b3 + A1*B2*B4*a1*a4*b2*b2*b3 - A1*B2*B4*a2*a3*b1*b4*b4 + A1*B2*B4*a2*a3*b1*b1*b4 + 2*A1*B2*B4*a2*a4*b1*b3*b3 - 2*A1*B2*B4*a2*a4*b1*b1*b3 - A1*B2*B4*a3*a4*b1*b2*b2 + A1*B2*B4*a3*a4*b1*b1*b2 - A1*B3*B4*a1*a2*b2*b4*b4 - A1*B3*B4*a1*a3*b1*b4*b4 + A1*B3*B4*a1*a3*b2*b2*b3 - A1*B3*B4*a1*a4*b1*b3*b3 - A1*B3*B4*a2*a3*b1*b1*b3 - A2*B1*B3*a1*a3*b3*b4*b4 + A2*B1*B3*a2*a4*b2*b3*b3 - A2*B1*B3*a2*a4*b1*b1*b4 + A2*B1*B4*a1*a2*b3*b4*b4 - A2*B1*B4*a1*a2*b3*b3*b4 - A2*B1*B4*a1*a3*b2*b4*b4 + A2*B1*B4*a1*a3*b2*b2*b4 + 2*A2*B1*B4*a1*a4*b2*b3*b3 - 2*A2*B1*B4*a1*a4*b2*b2*b3 - A2*B1*B4*a2*a4*b1*b3*b3 + A2*B1*B4*a2*a4*b1*b1*b3 + A2*B1*B4*a3*a4*b1*b2*b2 - A2*B1*B4*a3*a4*b1*b1*b2 - A2*B3*B4*a1*a2*b1*b4*b4 + A2*B3*B4*a1*a2*b2*b3*b3 + A3*B1*B2*a1*a4*b2*b2*b4 + A3*B1*B2*a2*a3*b2*b4*b4 - A3*B1*B2*a2*a4*b2*b3*b3 + A3*B1*B2*a2*a4*b1*b1*b4 + A3*B1*B2*a3*a4*b1*b1*b3 + A3*B1*B4*a1*a2*b2*b4*b4 + A3*B1*B4*a1*a4*b1*b3*b3 + A3*B1*B4*a2*a3*b1*b1*b3 + A3*B1*B4*a2*a4*b1*b1*b2 + A3*B2*B4*a1*a2*b1*b4*b4 - A3*B2*B4*a1*a2*b2*b3*b3 + A3*B2*B4*a1*a4*b1*b2*b2 + A3*B2*B4*a2*a3*b1*b1*b2 - 2*A4*B1*B2*a1*a2*b3*b4*b4 + 2*A4*B1*B2*a1*a2*b3*b3*b4 + A4*B1*B2*a1*a3*b2*b4*b4 - A4*B1*B2*a1*a3*b2*b2*b4 - A4*B1*B2*a1*a4*b2*b3*b3 + A4*B1*B2*a1*a4*b2*b2*b3 + A4*B1*B2*a2*a3*b1*b4*b4 - A4*B1*B2*a2*a3*b1*b1*b4 - A4*B1*B2*a2*a4*b1*b3*b3 + A4*B1*B2*a2*a4*b1*b1*b3 + A4*B1*B3*a1*a3*b1*b4*b4 - A4*B1*B3*a1*a3*b2*b2*b3 - A4*B1*B3*a2*a4*b1*b1*b2 - A4*B2*B3*a1*a4*b1*b2*b2 - A4*B2*B3*a2*a3*b1*b1*b2 - A1*B2*B3*a1*a4*b3*b3*b4 - A1*B2*B3*a2*a3*b3*b4*b4 - A1*B2*B4*a1*a3*b3*b4*b4 - A1*B2*B4*a2*a4*b2*b3*b3 + A1*B2*B4*a2*a4*b1*b1*b4 + A1*B3*B4*a1*a3*b2*b4*b4 - A1*B3*B4*a1*a3*b2*b2*b4 + A1*B3*B4*a1*a4*b2*b3*b3 - A1*B3*B4*a1*a4*b2*b2*b3 - A1*B3*B4*a2*a3*b1*b4*b4 + A1*B3*B4*a2*a3*b1*b1*b4 - A1*B3*B4*a2*a4*b1*b3*b3 + A1*B3*B4*a2*a4*b1*b1*b3 + 2*A1*B3*B4*a3*a4*b1*b2*b2 - 2*A1*B3*B4*a3*a4*b1*b1*b2 + A2*B1*B3*a1*a4*b3*b3*b4 + A2*B1*B3*a2*a3*b3*b4*b4 + A2*B1*B3*a3*a4*b1*b1*b4 - A2*B1*B3*a3*a4*b2*b2*b3 + A2*B1*B4*a1*a3*b3*b4*b4 + A2*B1*B4*a1*a4*b2*b2*b4 + A2*B1*B4*a2*a3*b2*b4*b4 + A2*B1*B4*a3*a4*b1*b1*b3 + A2*B3*B4*a1*a2*b2*b4*b4 + A2*B3*B4*a1*a3*b1*b4*b4 - A2*B3*B4*a1*a3*b2*b2*b3 + A2*B3*B4*a1*a4*b1*b3*b3 + A2*B3*B4*a2*a3*b1*b1*b3 - A3*B1*B2*a3*a4*b1*b1*b4 + A3*B1*B2*a3*a4*b2*b2*b3 - A3*B1*B4*a1*a2*b3*b4*b4 + A3*B1*B4*a1*a2*b3*b3*b4 + A3*B1*B4*a1*a3*b2*b4*b4 - A3*B1*B4*a1*a3*b2*b2*b4 - 2*A3*B1*B4*a1*a4*b2*b3*b3 + 2*A3*B1*B4*a1*a4*b2*b2*b3 + A3*B1*B4*a2*a4*b1*b3*b3 - A3*B1*B4*a2*a4*b1*b1*b3 - A3*B1*B4*a3*a4*b1*b2*b2 + A3*B1*B4*a3*a4*b1*b1*b2 - A3*B2*B4*a1*a3*b1*b4*b4 + A3*B2*B4*a1*a3*b2*b2*b3 - A3*B2*B4*a2*a4*b1*b1*b2 - A4*B1*B2*a1*a4*b2*b2*b4 - A4*B1*B2*a2*a3*b2*b4*b4 + A4*B1*B2*a2*a4*b2*b3*b3 - A4*B1*B2*a2*a4*b1*b1*b4 - A4*B1*B2*a3*a4*b1*b1*b3 + A4*B1*B3*a1*a2*b3*b4*b4 - A4*B1*B3*a1*a2*b3*b3*b4 - 2*A4*B1*B3*a1*a3*b2*b4*b4 + 2*A4*B1*B3*a1*a3*b2*b2*b4 + A4*B1*B3*a1*a4*b2*b3*b3 - A4*B1*B3*a1*a4*b2*b2*b3 + A4*B1*B3*a2*a3*b1*b4*b4 - A4*B1*B3*a2*a3*b1*b1*b4 - A4*B1*B3*a3*a4*b1*b2*b2 + A4*B1*B3*a3*a4*b1*b1*b2 - A4*B2*B3*a1*a2*b2*b4*b4 - A4*B2*B3*a1*a4*b1*b3*b3 - A4*B2*B3*a2*a3*b1*b1*b3 + A4*B2*B3*a2*a4*b1*b1*b2 + A1*B2*B3*a2*a4*b3*b3*b4 + A1*B2*B3*a3*a4*b2*b2*b4 + A1*B2*B4*a1*a4*b3*b3*b4 + A1*B2*B4*a2*a3*b3*b4*b4 - A1*B2*B4*a3*a4*b1*b1*b4 + A1*B2*B4*a3*a4*b2*b2*b3 + A1*B3*B4*a1*a4*b2*b2*b4 + A1*B3*B4*a2*a3*b2*b4*b4 + A1*B3*B4*a2*a4*b2*b3*b3 - A1*B3*B4*a2*a4*b1*b1*b4 + A1*B3*B4*a3*a4*b1*b1*b3 - A2*B1*B3*a2*a4*b3*b3*b4 - A2*B1*B4*a1*a4*b3*b3*b4 - A2*B1*B4*a2*a3*b3*b4*b4 - A2*B3*B4*a1*a3*b2*b4*b4 + A2*B3*B4*a1*a3*b2*b2*b4 - A2*B3*B4*a1*a4*b2*b3*b3 + A2*B3*B4*a1*a4*b2*b2*b3 + A2*B3*B4*a2*a3*b1*b4*b4 - A2*B3*B4*a2*a3*b1*b1*b4 + A2*B3*B4*a2*a4*b1*b3*b3 - A2*B3*B4*a2*a4*b1*b1*b3 - 2*A2*B3*B4*a3*a4*b1*b2*b2 + 2*A2*B3*B4*a3*a4*b1*b1*b2 - A3*B1*B2*a3*a4*b2*b2*b4 - A3*B1*B4*a1*a3*b3*b4*b4 - A3*B1*B4*a1*a4*b2*b2*b4 - A3*B1*B4*a2*a3*b2*b4*b4 - A3*B1*B4*a3*a4*b1*b1*b3 - A3*B2*B4*a1*a2*b3*b4*b4 + A3*B2*B4*a1*a2*b3*b3*b4 + A3*B2*B4*a1*a4*b2*b3*b3 - A3*B2*B4*a1*a4*b2*b2*b3 + A3*B2*B4*a2*a3*b1*b4*b4 - A3*B2*B4*a2*a3*b1*b1*b4 - 2*A3*B2*B4*a2*a4*b1*b3*b3 + 2*A3*B2*B4*a2*a4*b1*b1*b3 + A3*B2*B4*a3*a4*b1*b2*b2 - A3*B2*B4*a3*a4*b1*b1*b2 + A4*B1*B2*a3*a4*b1*b1*b4 - A4*B1*B2*a3*a4*b2*b2*b3 + A4*B1*B3*a1*a3*b3*b4*b4 - A4*B1*B3*a2*a4*b2*b3*b3 + A4*B1*B3*a2*a4*b1*b1*b4 + A4*B2*B3*a1*a2*b3*b4*b4 - A4*B2*B3*a1*a2*b3*b3*b4 + A4*B2*B3*a1*a3*b2*b4*b4 - A4*B2*B3*a1*a3*b2*b2*b4 - 2*A4*B2*B3*a2*a3*b1*b4*b4 + 2*A4*B2*B3*a2*a3*b1*b1*b4 + A4*B2*B3*a2*a4*b1*b3*b3 - A4*B2*B3*a2*a4*b1*b1*b3 + A4*B2*B3*a3*a4*b1*b2*b2 - A4*B2*B3*a3*a4*b1*b1*b2 - A1*B2*B4*a2*a4*b3*b3*b4 + A1*B3*B4*a3*a4*b1*b1*b4 - A1*B3*B4*a3*a4*b2*b2*b3 + A2*B1*B4*a2*a4*b3*b3*b4 - A2*B1*B4*a3*a4*b2*b2*b4 - A2*B3*B4*a1*a4*b2*b2*b4 - A2*B3*B4*a2*a3*b2*b4*b4 - A2*B3*B4*a2*a4*b2*b3*b3 + A2*B3*B4*a2*a4*b1*b1*b4 - A2*B3*B4*a3*a4*b1*b1*b3 + A3*B1*B4*a1*a4*b3*b3*b4 + A3*B1*B4*a2*a3*b3*b4*b4 + A3*B2*B4*a1*a3*b3*b4*b4 + A3*B2*B4*a2*a4*b2*b3*b3 - A3*B2*B4*a2*a4*b1*b1*b4 + A4*B1*B2*a3*a4*b2*b2*b4 - A4*B1*B3*a1*a4*b3*b3*b4 - A4*B1*B3*a2*a3*b3*b4*b4 - A4*B1*B3*a3*a4*b1*b1*b4 + A4*B1*B3*a3*a4*b2*b2*b3 - A4*B2*B3*a1*a3*b3*b4*b4 + A4*B2*B3*a1*a4*b2*b2*b4 + A4*B2*B3*a2*a3*b2*b4*b4 + A4*B2*B3*a3*a4*b1*b1*b3 - A1*B3*B4*a3*a4*b2*b2*b4 - A2*B3*B4*a3*a4*b1*b1*b4 + A2*B3*B4*a3*a4*b2*b2*b3 - A3*B1*B4*a2*a4*b3*b3*b4 + A3*B1*B4*a3*a4*b2*b2*b4 - A3*B2*B4*a1*a4*b3*b3*b4 - A3*B2*B4*a2*a3*b3*b4*b4 + A3*B2*B4*a3*a4*b1*b1*b4 - A3*B2*B4*a3*a4*b2*b2*b3 + A4*B1*B3*a2*a4*b3*b3*b4 + A4*B2*B3*a1*a4*b3*b3*b4 + A4*B2*B3*a2*a3*b3*b4*b4 + A2*B3*B4*a3*a4*b2*b2*b4 + A3*B2*B4*a2*a4*b3*b3*b4 - A4*B2*B3*a2*a4*b3*b3*b4 - A4*B2*B3*a3*a4*b2*b2*b4 + A1*B2*B3*a1*a2*b1*b2*b3 + A2*B1*B3*a1*a2*b1*b2*b3 - 2*A3*B1*B2*a1*a2*b1*b2*b3 - A1*B2*B3*a1*a2*b1*b2*b4 + A1*B2*B3*a1*a3*b1*b2*b3 - A1*B2*B4*a1*a2*b1*b2*b3 - A2*B1*B3*a1*a2*b1*b2*b4 - 2*A2*B1*B3*a1*a3*b1*b2*b3 - A2*B1*B4*a1*a2*b1*b2*b3 + 2*A3*B1*B2*a1*a2*b1*b2*b4 + A3*B1*B2*a1*a3*b1*b2*b3 + 2*A4*B1*B2*a1*a2*b1*b2*b3 + A1*B2*B3*a1*a2*b1*b3*b4 + A1*B2*B3*a1*a3*b1*b2*b4 - 2*A1*B2*B3*a1*a4*b1*b2*b3 - 2*A1*B2*B3*a2*a3*b1*b2*b3 + A1*B2*B4*a1*a2*b1*b2*b4 - A2*B1*B3*a1*a2*b1*b3*b4 + A2*B1*B3*a1*a4*b1*b2*b3 + A2*B1*B3*a2*a3*b1*b2*b3 + A2*B1*B4*a1*a2*b1*b2*b4 + A2*B1*B4*a1*a3*b1*b2*b3 - A3*B1*B2*a1*a3*b1*b2*b4 + A3*B1*B2*a1*a4*b1*b2*b3 + A3*B1*B2*a2*a3*b1*b2*b3 + A3*B1*B4*a1*a2*b1*b2*b3 - 2*A4*B1*B2*a1*a2*b1*b2*b4 - A4*B1*B2*a1*a3*b1*b2*b3 - A4*B1*B3*a1*a2*b1*b2*b3 - A1*B2*B3*a1*a2*b2*b3*b4 - A1*B2*B3*a1*a3*b1*b3*b4 + A1*B2*B3*a2*a4*b1*b2*b3 + A1*B2*B4*a1*a2*b1*b3*b4 - 2*A1*B2*B4*a1*a3*b1*b2*b4 + A1*B2*B4*a1*a4*b1*b2*b3 + A1*B2*B4*a2*a3*b1*b2*b3 - A1*B3*B4*a1*a3*b1*b2*b3 + A2*B1*B3*a1*a2*b2*b3*b4 + 2*A2*B1*B3*a1*a3*b1*b3*b4 + A2*B1*B3*a1*a4*b1*b2*b4 + A2*B1*B3*a2*a3*b1*b2*b4 - 2*A2*B1*B3*a2*a4*b1*b2*b3 - A2*B1*B4*a1*a2*b1*b3*b4 + A2*B1*B4*a1*a3*b1*b2*b4 - A3*B1*B2*a1*a3*b1*b3*b4 - A3*B1*B2*a1*a4*b1*b2*b4 - A3*B1*B2*a2*a3*b1*b2*b4 + A3*B1*B2*a2*a4*b1*b2*b3 - A3*B1*B4*a1*a2*b1*b2*b4 - A3*B1*B4*a1*a3*b1*b2*b3 + A3*B2*B4*a1*a2*b1*b2*b3 + A4*B1*B2*a1*a3*b1*b2*b4 - A4*B1*B2*a1*a4*b1*b2*b3 - A4*B1*B2*a2*a3*b1*b2*b3 + A4*B1*B3*a1*a2*b1*b2*b4 + 2*A4*B1*B3*a1*a3*b1*b2*b3 - A4*B2*B3*a1*a2*b1*b2*b3 - A1*B2*B3*a1*a3*b2*b3*b4 + A1*B2*B3*a2*a4*b1*b2*b4 + A1*B2*B3*a3*a4*b1*b2*b3 - A1*B2*B4*a1*a2*b2*b3*b4 + A1*B2*B4*a1*a4*b1*b2*b4 + A1*B2*B4*a2*a3*b1*b2*b4 - 2*A1*B3*B4*a1*a2*b1*b3*b4 + A1*B3*B4*a1*a3*b1*b2*b4 + A1*B3*B4*a1*a4*b1*b2*b3 + A1*B3*B4*a2*a3*b1*b2*b3 - A2*B1*B3*a1*a4*b1*b3*b4 - A2*B1*B3*a2*a3*b1*b3*b4 + A2*B1*B3*a3*a4*b1*b2*b3 + A2*B1*B4*a1*a2*b2*b3*b4 - A2*B1*B4*a1*a3*b1*b3*b4 - 2*A2*B1*B4*a1*a4*b1*b2*b4 - 2*A2*B1*B4*a2*a3*b1*b2*b4 + A2*B1*B4*a2*a4*b1*b2*b3 + A2*B3*B4*a1*a3*b1*b2*b3 + A3*B1*B2*a1*a3*b2*b3*b4 + A3*B1*B2*a1*a4*b1*b3*b4 + A3*B1*B2*a2*a3*b1*b3*b4 - A3*B1*B2*a2*a4*b1*b2*b4 - 2*A3*B1*B2*a3*a4*b1*b2*b3 + A3*B1*B4*a1*a2*b1*b3*b4 - A3*B1*B4*a1*a3*b1*b2*b4 - A3*B2*B4*a1*a2*b1*b2*b4 + A4*B1*B2*a1*a3*b1*b3*b4 + A4*B1*B2*a1*a4*b1*b2*b4 + A4*B1*B2*a2*a3*b1*b2*b4 - A4*B1*B2*a2*a4*b1*b2*b3 + A4*B1*B3*a1*a2*b1*b3*b4 - A4*B1*B3*a1*a4*b1*b2*b3 - A4*B1*B3*a2*a3*b1*b2*b3 + A4*B2*B3*a1*a2*b1*b2*b4 - A4*B2*B3*a1*a3*b1*b2*b3 + 2*A1*B2*B3*a1*a4*b2*b3*b4 + 2*A1*B2*B3*a2*a3*b2*b3*b4 - A1*B2*B3*a2*a4*b1*b3*b4 - A1*B2*B3*a3*a4*b1*b2*b4 + 2*A1*B2*B4*a1*a3*b2*b3*b4 - A1*B2*B4*a1*a4*b1*b3*b4 - A1*B2*B4*a2*a3*b1*b3*b4 - 2*A1*B2*B4*a2*a4*b1*b2*b4 - A1*B2*B4*a3*a4*b1*b2*b3 + 2*A1*B3*B4*a1*a2*b2*b3*b4 + A1*B3*B4*a1*a3*b1*b3*b4 - A1*B3*B4*a1*a4*b1*b2*b4 - A1*B3*B4*a2*a3*b1*b2*b4 - A1*B3*B4*a2*a4*b1*b2*b3 - A2*B1*B3*a1*a4*b2*b3*b4 - A2*B1*B3*a2*a3*b2*b3*b4 + 2*A2*B1*B3*a2*a4*b1*b3*b4 - A2*B1*B3*a3*a4*b1*b2*b4 - A2*B1*B4*a1*a3*b2*b3*b4 + 2*A2*B1*B4*a1*a4*b1*b3*b4 + 2*A2*B1*B4*a2*a3*b1*b3*b4 + A2*B1*B4*a2*a4*b1*b2*b4 - A2*B1*B4*a3*a4*b1*b2*b3 + 2*A2*B3*B4*a1*a2*b1*b3*b4 - A2*B3*B4*a1*a3*b1*b2*b4 - A2*B3*B4*a1*a4*b1*b2*b3 - A2*B3*B4*a2*a3*b1*b2*b3 - A3*B1*B2*a1*a4*b2*b3*b4 - A3*B1*B2*a2*a3*b2*b3*b4 - A3*B1*B2*a2*a4*b1*b3*b4 + 2*A3*B1*B2*a3*a4*b1*b2*b4 - A3*B1*B4*a1*a2*b2*b3*b4 + A3*B1*B4*a1*a3*b1*b3*b4 + 2*A3*B1*B4*a1*a4*b1*b2*b4 + 2*A3*B1*B4*a2*a3*b1*b2*b4 - A3*B1*B4*a2*a4*b1*b2*b3 - A3*B2*B4*a1*a2*b1*b3*b4 + 2*A3*B2*B4*a1*a3*b1*b2*b4 - A3*B2*B4*a1*a4*b1*b2*b3 - A3*B2*B4*a2*a3*b1*b2*b3 - A4*B1*B2*a1*a3*b2*b3*b4 - A4*B1*B2*a1*a4*b1*b3*b4 - A4*B1*B2*a2*a3*b1*b3*b4 + A4*B1*B2*a2*a4*b1*b2*b4 + 2*A4*B1*B2*a3*a4*b1*b2*b3 - A4*B1*B3*a1*a2*b2*b3*b4 - 2*A4*B1*B3*a1*a3*b1*b3*b4 - A4*B1*B3*a1*a4*b1*b2*b4 - A4*B1*B3*a2*a3*b1*b2*b4 + 2*A4*B1*B3*a2*a4*b1*b2*b3 - A4*B2*B3*a1*a2*b1*b3*b4 - A4*B2*B3*a1*a3*b1*b2*b4 + 2*A4*B2*B3*a1*a4*b1*b2*b3 + 2*A4*B2*B3*a2*a3*b1*b2*b3 - A1*B2*B3*a2*a4*b2*b3*b4 + A1*B2*B3*a3*a4*b1*b3*b4 - A1*B2*B4*a1*a4*b2*b3*b4 - A1*B2*B4*a2*a3*b2*b3*b4 + A1*B2*B4*a3*a4*b1*b2*b4 - A1*B3*B4*a1*a3*b2*b3*b4 + A1*B3*B4*a1*a4*b1*b3*b4 + A1*B3*B4*a2*a3*b1*b3*b4 + A1*B3*B4*a2*a4*b1*b2*b4 - A2*B1*B3*a3*a4*b1*b3*b4 - A2*B1*B4*a2*a4*b1*b3*b4 + A2*B1*B4*a3*a4*b1*b2*b4 - 2*A2*B3*B4*a1*a2*b2*b3*b4 - A2*B3*B4*a1*a3*b1*b3*b4 + A2*B3*B4*a1*a4*b1*b2*b4 + A2*B3*B4*a2*a3*b1*b2*b4 + A2*B3*B4*a2*a4*b1*b2*b3 + A3*B1*B2*a2*a4*b2*b3*b4 + A3*B1*B4*a1*a3*b2*b3*b4 - 2*A3*B1*B4*a1*a4*b1*b3*b4 - 2*A3*B1*B4*a2*a3*b1*b3*b4 - A3*B1*B4*a2*a4*b1*b2*b4 + A3*B1*B4*a3*a4*b1*b2*b3 + A3*B2*B4*a1*a2*b2*b3*b4 - A3*B2*B4*a1*a4*b1*b2*b4 - A3*B2*B4*a2*a3*b1*b2*b4 + A4*B1*B2*a1*a4*b2*b3*b4 + A4*B1*B2*a2*a3*b2*b3*b4 + A4*B1*B2*a2*a4*b1*b3*b4 - 2*A4*B1*B2*a3*a4*b1*b2*b4 + A4*B1*B3*a1*a4*b1*b3*b4 + A4*B1*B3*a2*a3*b1*b3*b4 - A4*B1*B3*a3*a4*b1*b2*b3 + A4*B2*B3*a1*a2*b2*b3*b4 + A4*B2*B3*a1*a3*b1*b3*b4 - A4*B2*B3*a2*a4*b1*b2*b3 - A1*B2*B3*a3*a4*b2*b3*b4 + 2*A1*B2*B4*a2*a4*b2*b3*b4 + A1*B2*B4*a3*a4*b1*b3*b4 - A1*B3*B4*a1*a4*b2*b3*b4 - A1*B3*B4*a2*a3*b2*b3*b4 + A1*B3*B4*a2*a4*b1*b3*b4 + A2*B1*B3*a3*a4*b2*b3*b4 - A2*B1*B4*a2*a4*b2*b3*b4 - A2*B1*B4*a3*a4*b1*b3*b4 + A2*B3*B4*a1*a3*b2*b3*b4 - A2*B3*B4*a1*a4*b1*b3*b4 - A2*B3*B4*a2*a3*b1*b3*b4 - A2*B3*B4*a2*a4*b1*b2*b4 + A3*B1*B4*a2*a4*b1*b3*b4 - A3*B1*B4*a3*a4*b1*b2*b4 - 2*A3*B2*B4*a1*a3*b2*b3*b4 + A3*B2*B4*a1*a4*b1*b3*b4 + A3*B2*B4*a2*a3*b1*b3*b4 + 2*A3*B2*B4*a2*a4*b1*b2*b4 + A3*B2*B4*a3*a4*b1*b2*b3 - A4*B1*B2*a2*a4*b2*b3*b4 + A4*B1*B3*a1*a4*b2*b3*b4 + A4*B1*B3*a2*a3*b2*b3*b4 - 2*A4*B1*B3*a2*a4*b1*b3*b4 + A4*B1*B3*a3*a4*b1*b2*b4 + A4*B2*B3*a1*a3*b2*b3*b4 - A4*B2*B3*a2*a4*b1*b2*b4 - A4*B2*B3*a3*a4*b1*b2*b3 - A1*B2*B4*a3*a4*b2*b3*b4 - A1*B3*B4*a2*a4*b2*b3*b4 - 2*A1*B3*B4*a3*a4*b1*b3*b4 + A2*B1*B4*a3*a4*b2*b3*b4 + A2*B3*B4*a1*a4*b2*b3*b4 + A2*B3*B4*a2*a3*b2*b3*b4 - A2*B3*B4*a2*a4*b1*b3*b4 + A3*B1*B4*a2*a4*b2*b3*b4 + A3*B1*B4*a3*a4*b1*b3*b4 + A3*B2*B4*a1*a4*b2*b3*b4 + A3*B2*B4*a2*a3*b2*b3*b4 - A3*B2*B4*a3*a4*b1*b2*b4 + A4*B1*B3*a3*a4*b1*b3*b4 - 2*A4*B2*B3*a1*a4*b2*b3*b4 - 2*A4*B2*B3*a2*a3*b2*b3*b4 + A4*B2*B3*a2*a4*b1*b3*b4 + A4*B2*B3*a3*a4*b1*b2*b4 + 2*A1*B3*B4*a3*a4*b2*b3*b4 + A2*B3*B4*a2*a4*b2*b3*b4 + 2*A2*B3*B4*a3*a4*b1*b3*b4 - A3*B1*B4*a3*a4*b2*b3*b4 - 2*A3*B2*B4*a2*a4*b2*b3*b4 - A3*B2*B4*a3*a4*b1*b3*b4 - A4*B1*B3*a3*a4*b2*b3*b4 + A4*B2*B3*a2*a4*b2*b3*b4 - A4*B2*B3*a3*a4*b1*b3*b4 - 2*A2*B3*B4*a3*a4*b2*b3*b4 + A3*B2*B4*a3*a4*b2*b3*b4 + A4*B2*B3*a3*a4*b2*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m5 = -(A1*B2*B3*a1*a2*a2*b3*b3 + A1*B2*B3*a1*a3*a3*b2*b2 - A1*B2*B3*a1*a1*a2*b3*b3 - A1*B2*B3*a1*a1*a3*b2*b2 - A2*B1*B3*a1*a2*a2*b3*b3 + A2*B1*B3*a2*a3*a3*b1*b1 + A2*B1*B3*a1*a1*a2*b3*b3 - A2*B1*B3*a2*a2*a3*b1*b1 - A3*B1*B2*a1*a3*a3*b2*b2 - A3*B1*B2*a2*a3*a3*b1*b1 + A3*B1*B2*a1*a1*a3*b2*b2 + A3*B1*B2*a2*a2*a3*b1*b1 - A1*B2*B3*a1*a4*a4*b2*b2 + A1*B2*B3*a1*a1*a4*b2*b2 - A1*B2*B4*a1*a3*a3*b2*b2 + A1*B2*B4*a1*a1*a3*b2*b2 - A2*B1*B3*a2*a4*a4*b1*b1 + A2*B1*B3*a2*a2*a4*b1*b1 - A2*B1*B4*a2*a3*a3*b1*b1 + A2*B1*B4*a2*a2*a3*b1*b1 + A3*B1*B2*a1*a4*a4*b2*b2 + A3*B1*B2*a2*a4*a4*b1*b1 - A3*B1*B2*a1*a1*a4*b2*b2 - A3*B1*B2*a2*a2*a4*b1*b1 + A4*B1*B2*a1*a3*a3*b2*b2 + A4*B1*B2*a2*a3*a3*b1*b1 - A4*B1*B2*a1*a1*a3*b2*b2 - A4*B1*B2*a2*a2*a3*b1*b1 - A1*B2*B3*a1*a4*a4*b3*b3 + A1*B2*B3*a1*a1*a4*b3*b3 + A1*B2*B4*a1*a2*a2*b4*b4 + A1*B2*B4*a1*a4*a4*b2*b2 - A1*B2*B4*a1*a1*a2*b4*b4 - A1*B2*B4*a1*a1*a4*b2*b2 - A1*B3*B4*a1*a2*a2*b3*b3 + A1*B3*B4*a1*a1*a2*b3*b3 + A2*B1*B3*a1*a4*a4*b3*b3 + A2*B1*B3*a3*a4*a4*b1*b1 - A2*B1*B3*a1*a1*a4*b3*b3 - A2*B1*B3*a3*a3*a4*b1*b1 - A2*B1*B4*a1*a2*a2*b4*b4 + A2*B1*B4*a2*a4*a4*b1*b1 + A2*B1*B4*a1*a1*a2*b4*b4 - A2*B1*B4*a2*a2*a4*b1*b1 - A3*B1*B2*a3*a4*a4*b1*b1 + A3*B1*B2*a3*a3*a4*b1*b1 + A3*B1*B4*a2*a3*a3*b1*b1 - A3*B1*B4*a2*a2*a3*b1*b1 - A4*B1*B2*a1*a4*a4*b2*b2 - A4*B1*B2*a2*a4*a4*b1*b1 + A4*B1*B2*a1*a1*a4*b2*b2 + A4*B1*B2*a2*a2*a4*b1*b1 + A4*B1*B3*a1*a2*a2*b3*b3 - A4*B1*B3*a2*a3*a3*b1*b1 - A4*B1*B3*a1*a1*a2*b3*b3 + A4*B1*B3*a2*a2*a3*b1*b1 + A1*B2*B3*a2*a4*a4*b3*b3 + A1*B2*B3*a3*a4*a4*b2*b2 - A1*B2*B3*a2*a2*a4*b3*b3 - A1*B2*B3*a3*a3*a4*b2*b2 - A1*B2*B4*a1*a3*a3*b4*b4 + A1*B2*B4*a1*a1*a3*b4*b4 - A1*B3*B4*a1*a2*a2*b4*b4 + A1*B3*B4*a1*a1*a2*b4*b4 - A2*B1*B3*a2*a4*a4*b3*b3 + A2*B1*B3*a2*a2*a4*b3*b3 + A2*B1*B4*a1*a3*a3*b4*b4 - A2*B1*B4*a3*a4*a4*b1*b1 - A2*B1*B4*a1*a1*a3*b4*b4 + A2*B1*B4*a3*a3*a4*b1*b1 + A2*B3*B4*a1*a2*a2*b3*b3 - A2*B3*B4*a1*a1*a2*b3*b3 - A3*B1*B2*a3*a4*a4*b2*b2 + A3*B1*B2*a3*a3*a4*b2*b2 + A3*B1*B4*a1*a2*a2*b4*b4 - A3*B1*B4*a2*a4*a4*b1*b1 - A3*B1*B4*a1*a1*a2*b4*b4 + A3*B1*B4*a2*a2*a4*b1*b1 + A3*B2*B4*a1*a3*a3*b2*b2 - A3*B2*B4*a1*a1*a3*b2*b2 + A4*B1*B2*a3*a4*a4*b1*b1 - A4*B1*B2*a3*a3*a4*b1*b1 + A4*B1*B3*a2*a4*a4*b1*b1 - A4*B1*B3*a2*a2*a4*b1*b1 - A4*B2*B3*a1*a2*a2*b3*b3 - A4*B2*B3*a1*a3*a3*b2*b2 + A4*B2*B3*a1*a1*a2*b3*b3 + A4*B2*B3*a1*a1*a3*b2*b2 + A1*B2*B4*a2*a3*a3*b4*b4 - A1*B2*B4*a3*a4*a4*b2*b2 - A1*B2*B4*a2*a2*a3*b4*b4 + A1*B2*B4*a3*a3*a4*b2*b2 + A1*B3*B4*a1*a3*a3*b4*b4 + A1*B3*B4*a1*a4*a4*b3*b3 - A1*B3*B4*a1*a1*a3*b4*b4 - A1*B3*B4*a1*a1*a4*b3*b3 - A2*B1*B4*a2*a3*a3*b4*b4 + A2*B1*B4*a2*a2*a3*b4*b4 + A2*B3*B4*a1*a2*a2*b4*b4 - A2*B3*B4*a1*a1*a2*b4*b4 - A3*B1*B4*a1*a3*a3*b4*b4 + A3*B1*B4*a3*a4*a4*b1*b1 + A3*B1*B4*a1*a1*a3*b4*b4 - A3*B1*B4*a3*a3*a4*b1*b1 - A3*B2*B4*a1*a2*a2*b4*b4 - A3*B2*B4*a1*a4*a4*b2*b2 + A3*B2*B4*a1*a1*a2*b4*b4 + A3*B2*B4*a1*a1*a4*b2*b2 + A4*B1*B2*a3*a4*a4*b2*b2 - A4*B1*B2*a3*a3*a4*b2*b2 - A4*B1*B3*a1*a4*a4*b3*b3 - A4*B1*B3*a3*a4*a4*b1*b1 + A4*B1*B3*a1*a1*a4*b3*b3 + A4*B1*B3*a3*a3*a4*b1*b1 + A4*B2*B3*a1*a4*a4*b2*b2 - A4*B2*B3*a1*a1*a4*b2*b2 - A1*B3*B4*a2*a3*a3*b4*b4 - A1*B3*B4*a2*a4*a4*b3*b3 + A1*B3*B4*a2*a2*a3*b4*b4 + A1*B3*B4*a2*a2*a4*b3*b3 - A2*B3*B4*a1*a3*a3*b4*b4 - A2*B3*B4*a1*a4*a4*b3*b3 + A2*B3*B4*a1*a1*a3*b4*b4 + A2*B3*B4*a1*a1*a4*b3*b3 + A3*B1*B4*a2*a3*a3*b4*b4 - A3*B1*B4*a2*a2*a3*b4*b4 + A3*B2*B4*a1*a3*a3*b4*b4 - A3*B2*B4*a1*a1*a3*b4*b4 + A4*B1*B3*a2*a4*a4*b3*b3 - A4*B1*B3*a2*a2*a4*b3*b3 + A4*B2*B3*a1*a4*a4*b3*b3 - A4*B2*B3*a1*a1*a4*b3*b3 + A2*B3*B4*a2*a3*a3*b4*b4 + A2*B3*B4*a2*a4*a4*b3*b3 - A2*B3*B4*a2*a2*a3*b4*b4 - A2*B3*B4*a2*a2*a4*b3*b3 - A3*B2*B4*a2*a3*a3*b4*b4 + A3*B2*B4*a3*a4*a4*b2*b2 + A3*B2*B4*a2*a2*a3*b4*b4 - A3*B2*B4*a3*a3*a4*b2*b2 - A4*B2*B3*a2*a4*a4*b3*b3 - A4*B2*B3*a3*a4*a4*b2*b2 + A4*B2*B3*a2*a2*a4*b3*b3 + A4*B2*B3*a3*a3*a4*b2*b2 - A1*B2*B3*a1*a2*a2*b1*b3 - A1*B2*B3*a1*a3*a3*b1*b2 + A2*B1*B3*a1*a2*a2*b1*b3 + A3*B1*B2*a1*a3*a3*b1*b2 + A1*B2*B3*a1*a2*a2*b1*b4 + A1*B2*B3*a1*a1*a2*b2*b3 + A1*B2*B4*a1*a2*a2*b1*b3 - A2*B1*B3*a1*a2*a2*b1*b4 + A2*B1*B3*a1*a4*a4*b1*b2 - A2*B1*B3*a2*a3*a3*b1*b2 - A2*B1*B3*a1*a1*a2*b2*b3 - A2*B1*B4*a1*a2*a2*b1*b3 + A2*B1*B4*a1*a3*a3*b1*b2 - A3*B1*B2*a1*a4*a4*b1*b2 + A3*B1*B2*a2*a3*a3*b1*b2 - A4*B1*B2*a1*a3*a3*b1*b2 + A1*B2*B3*a1*a3*a3*b1*b4 + A1*B2*B3*a2*a4*a4*b1*b2 - A1*B2*B3*a1*a1*a2*b2*b4 + A1*B2*B3*a1*a1*a3*b2*b3 - A1*B2*B4*a1*a2*a2*b1*b4 - A1*B2*B4*a1*a4*a4*b1*b2 + A1*B2*B4*a2*a3*a3*b1*b2 - A1*B2*B4*a1*a1*a2*b2*b3 + A1*B3*B4*a1*a3*a3*b1*b2 - A2*B1*B3*a1*a4*a4*b1*b3 + A2*B1*B3*a1*a1*a2*b2*b4 + A2*B1*B3*a2*a2*a3*b1*b3 + A2*B1*B4*a1*a2*a2*b1*b4 + A2*B1*B4*a1*a1*a2*b2*b3 - A3*B1*B2*a1*a3*a3*b1*b4 + A3*B1*B2*a1*a4*a4*b1*b3 - A3*B1*B2*a2*a4*a4*b1*b2 - A3*B1*B2*a1*a1*a3*b2*b3 - A3*B1*B2*a2*a2*a3*b1*b3 + A3*B1*B4*a1*a2*a2*b1*b3 - A3*B1*B4*a1*a3*a3*b1*b2 + A4*B1*B2*a1*a4*a4*b1*b2 - A4*B1*B2*a2*a3*a3*b1*b2 - A4*B1*B3*a1*a2*a2*b1*b3 - A1*B2*B3*a1*a2*a2*b3*b4 - A1*B2*B3*a1*a3*a3*b2*b4 + 2*A1*B2*B3*a1*a4*a4*b2*b3 - A1*B2*B3*a2*a4*a4*b1*b3 - A1*B2*B3*a3*a4*a4*b1*b2 + A1*B2*B3*a1*a1*a2*b3*b4 + A1*B2*B3*a1*a1*a3*b2*b4 - 2*A1*B2*B3*a1*a1*a4*b2*b3 + A1*B2*B3*a2*a2*a4*b1*b3 + A1*B2*B3*a3*a3*a4*b1*b2 + A1*B2*B4*a1*a4*a4*b1*b3 + A1*B2*B4*a1*a1*a2*b2*b4 - A1*B2*B4*a2*a2*a3*b1*b3 + A1*B3*B4*a1*a4*a4*b1*b2 - A1*B3*B4*a2*a3*a3*b1*b2 + A2*B1*B3*a1*a2*a2*b3*b4 - A2*B1*B3*a1*a4*a4*b2*b3 - A2*B1*B3*a2*a3*a3*b1*b4 + 2*A2*B1*B3*a2*a4*a4*b1*b3 - A2*B1*B3*a3*a4*a4*b1*b2 - A2*B1*B3*a1*a1*a2*b3*b4 + A2*B1*B3*a1*a1*a4*b2*b3 + A2*B1*B3*a2*a2*a3*b1*b4 - 2*A2*B1*B3*a2*a2*a4*b1*b3 + A2*B1*B3*a3*a3*a4*b1*b2 - A2*B1*B4*a1*a3*a3*b1*b4 - A2*B1*B4*a2*a4*a4*b1*b2 - A2*B1*B4*a1*a1*a2*b2*b4 - A2*B1*B4*a1*a1*a3*b2*b3 - A2*B3*B4*a1*a3*a3*b1*b2 + A3*B1*B2*a1*a3*a3*b2*b4 - A3*B1*B2*a1*a4*a4*b2*b3 + A3*B1*B2*a2*a3*a3*b1*b4 - A3*B1*B2*a2*a4*a4*b1*b3 + 2*A3*B1*B2*a3*a4*a4*b1*b2 - A3*B1*B2*a1*a1*a3*b2*b4 + A3*B1*B2*a1*a1*a4*b2*b3 - A3*B1*B2*a2*a2*a3*b1*b4 + A3*B1*B2*a2*a2*a4*b1*b3 - 2*A3*B1*B2*a3*a3*a4*b1*b2 - A3*B1*B4*a1*a2*a2*b1*b4 - A3*B1*B4*a1*a1*a2*b2*b3 - A3*B2*B4*a1*a2*a2*b1*b3 + A4*B1*B2*a1*a3*a3*b1*b4 - A4*B1*B2*a1*a4*a4*b1*b3 + A4*B1*B2*a2*a4*a4*b1*b2 + A4*B1*B2*a1*a1*a3*b2*b3 + A4*B1*B2*a2*a2*a3*b1*b3 + A4*B1*B3*a1*a2*a2*b1*b4 - A4*B1*B3*a1*a4*a4*b1*b2 + A4*B1*B3*a2*a3*a3*b1*b2 + A4*B1*B3*a1*a1*a2*b2*b3 + A4*B2*B3*a1*a2*a2*b1*b3 + A4*B2*B3*a1*a3*a3*b1*b2 - A1*B2*B3*a2*a4*a4*b2*b3 + A1*B2*B3*a3*a4*a4*b1*b3 - A1*B2*B3*a1*a1*a3*b3*b4 - A1*B2*B3*a2*a2*a4*b1*b4 - A1*B2*B4*a1*a2*a2*b3*b4 + 2*A1*B2*B4*a1*a3*a3*b2*b4 - A1*B2*B4*a1*a4*a4*b2*b3 - A1*B2*B4*a2*a3*a3*b1*b4 + A1*B2*B4*a3*a4*a4*b1*b2 + A1*B2*B4*a1*a1*a2*b3*b4 - 2*A1*B2*B4*a1*a1*a3*b2*b4 + A1*B2*B4*a1*a1*a4*b2*b3 + A1*B2*B4*a2*a2*a3*b1*b4 - A1*B2*B4*a3*a3*a4*b1*b2 - A1*B3*B4*a1*a3*a3*b1*b4 - A1*B3*B4*a1*a4*a4*b1*b3 - A1*B3*B4*a2*a4*a4*b1*b2 - A1*B3*B4*a1*a1*a3*b2*b3 + A1*B3*B4*a2*a2*a3*b1*b3 + A2*B1*B3*a2*a3*a3*b2*b4 - A2*B1*B3*a3*a4*a4*b1*b3 - A2*B1*B3*a1*a1*a4*b2*b4 + A2*B1*B4*a1*a2*a2*b3*b4 - A2*B1*B4*a1*a3*a3*b2*b4 + 2*A2*B1*B4*a2*a3*a3*b1*b4 - A2*B1*B4*a2*a4*a4*b1*b3 + A2*B1*B4*a3*a4*a4*b1*b2 - A2*B1*B4*a1*a1*a2*b3*b4 + A2*B1*B4*a1*a1*a3*b2*b4 - 2*A2*B1*B4*a2*a2*a3*b1*b4 + A2*B1*B4*a2*a2*a4*b1*b3 - A2*B1*B4*a3*a3*a4*b1*b2 - A2*B3*B4*a1*a4*a4*b1*b2 + A2*B3*B4*a2*a3*a3*b1*b2 - A3*B1*B2*a2*a3*a3*b2*b4 + A3*B1*B2*a2*a4*a4*b2*b3 + A3*B1*B2*a1*a1*a3*b3*b4 + A3*B1*B2*a1*a1*a4*b2*b4 + A3*B1*B2*a2*a2*a4*b1*b4 + A3*B1*B4*a1*a3*a3*b1*b4 + A3*B1*B4*a2*a4*a4*b1*b2 + A3*B1*B4*a1*a1*a2*b2*b4 + A3*B1*B4*a1*a1*a3*b2*b3 + A3*B2*B4*a1*a2*a2*b1*b4 + A3*B2*B4*a1*a4*a4*b1*b2 - A3*B2*B4*a2*a3*a3*b1*b2 + A3*B2*B4*a1*a1*a2*b2*b3 - A4*B1*B2*a1*a3*a3*b2*b4 + A4*B1*B2*a1*a4*a4*b2*b3 - A4*B1*B2*a2*a3*a3*b1*b4 + A4*B1*B2*a2*a4*a4*b1*b3 - 2*A4*B1*B2*a3*a4*a4*b1*b2 + A4*B1*B2*a1*a1*a3*b2*b4 - A4*B1*B2*a1*a1*a4*b2*b3 + A4*B1*B2*a2*a2*a3*b1*b4 - A4*B1*B2*a2*a2*a4*b1*b3 + 2*A4*B1*B2*a3*a3*a4*b1*b2 + A4*B1*B3*a1*a4*a4*b1*b3 - A4*B1*B3*a1*a1*a2*b2*b4 - A4*B1*B3*a2*a2*a3*b1*b3 - A4*B2*B3*a1*a2*a2*b1*b4 - A4*B2*B3*a1*a1*a2*b2*b3 - A1*B2*B3*a3*a4*a4*b2*b3 - A1*B2*B3*a3*a3*a4*b1*b4 - A1*B2*B4*a2*a3*a3*b2*b4 - A1*B2*B4*a3*a4*a4*b1*b3 + A1*B2*B4*a1*a1*a4*b2*b4 + 2*A1*B3*B4*a1*a2*a2*b3*b4 - A1*B3*B4*a1*a3*a3*b2*b4 - A1*B3*B4*a1*a4*a4*b2*b3 + A1*B3*B4*a2*a3*a3*b1*b4 + A1*B3*B4*a2*a4*a4*b1*b3 - 2*A1*B3*B4*a1*a1*a2*b3*b4 + A1*B3*B4*a1*a1*a3*b2*b4 + A1*B3*B4*a1*a1*a4*b2*b3 - A1*B3*B4*a2*a2*a3*b1*b4 - A1*B3*B4*a2*a2*a4*b1*b3 + A2*B1*B3*a3*a4*a4*b2*b3 + A2*B1*B3*a1*a1*a4*b3*b4 - A2*B1*B3*a2*a2*a3*b3*b4 + A2*B1*B3*a3*a3*a4*b1*b4 + A2*B1*B4*a2*a4*a4*b2*b3 + A2*B1*B4*a3*a4*a4*b1*b3 + A2*B1*B4*a1*a1*a3*b3*b4 + A2*B1*B4*a2*a2*a4*b1*b4 + A2*B3*B4*a1*a3*a3*b1*b4 + A2*B3*B4*a1*a4*a4*b1*b3 + A2*B3*B4*a2*a4*a4*b1*b2 + A2*B3*B4*a1*a1*a3*b2*b3 - A2*B3*B4*a2*a2*a3*b1*b3 - A3*B1*B2*a1*a1*a4*b3*b4 + A3*B1*B2*a2*a2*a3*b3*b4 - A3*B1*B4*a1*a2*a2*b3*b4 + A3*B1*B4*a1*a3*a3*b2*b4 - 2*A3*B1*B4*a2*a3*a3*b1*b4 + A3*B1*B4*a2*a4*a4*b1*b3 - A3*B1*B4*a3*a4*a4*b1*b2 + A3*B1*B4*a1*a1*a2*b3*b4 - A3*B1*B4*a1*a1*a3*b2*b4 + 2*A3*B1*B4*a2*a2*a3*b1*b4 - A3*B1*B4*a2*a2*a4*b1*b3 + A3*B1*B4*a3*a3*a4*b1*b2 - A3*B2*B4*a1*a4*a4*b1*b3 - A3*B2*B4*a1*a1*a2*b2*b4 + A3*B2*B4*a2*a2*a3*b1*b3 + A4*B1*B2*a2*a3*a3*b2*b4 - A4*B1*B2*a2*a4*a4*b2*b3 - A4*B1*B2*a1*a1*a3*b3*b4 - A4*B1*B2*a1*a1*a4*b2*b4 - A4*B1*B2*a2*a2*a4*b1*b4 - A4*B1*B3*a1*a2*a2*b3*b4 + A4*B1*B3*a1*a4*a4*b2*b3 + A4*B1*B3*a2*a3*a3*b1*b4 - 2*A4*B1*B3*a2*a4*a4*b1*b3 + A4*B1*B3*a3*a4*a4*b1*b2 + A4*B1*B3*a1*a1*a2*b3*b4 - A4*B1*B3*a1*a1*a4*b2*b3 - A4*B1*B3*a2*a2*a3*b1*b4 + 2*A4*B1*B3*a2*a2*a4*b1*b3 - A4*B1*B3*a3*a3*a4*b1*b2 - A4*B2*B3*a1*a3*a3*b1*b4 - A4*B2*B3*a2*a4*a4*b1*b2 + A4*B2*B3*a1*a1*a2*b2*b4 - A4*B2*B3*a1*a1*a3*b2*b3 + A1*B2*B3*a2*a2*a4*b3*b4 + A1*B2*B3*a3*a3*a4*b2*b4 + A1*B2*B4*a3*a4*a4*b2*b3 - A1*B2*B4*a1*a1*a4*b3*b4 + A1*B2*B4*a2*a2*a3*b3*b4 + A1*B2*B4*a3*a3*a4*b1*b4 + A1*B3*B4*a2*a3*a3*b2*b4 + A1*B3*B4*a2*a4*a4*b2*b3 + A1*B3*B4*a1*a1*a3*b3*b4 - A1*B3*B4*a1*a1*a4*b2*b4 + A1*B3*B4*a2*a2*a4*b1*b4 - A2*B1*B3*a3*a3*a4*b2*b4 - A2*B1*B4*a3*a4*a4*b2*b3 - A2*B1*B4*a3*a3*a4*b1*b4 - 2*A2*B3*B4*a1*a2*a2*b3*b4 + A2*B3*B4*a1*a3*a3*b2*b4 + A2*B3*B4*a1*a4*a4*b2*b3 - A2*B3*B4*a2*a3*a3*b1*b4 - A2*B3*B4*a2*a4*a4*b1*b3 + 2*A2*B3*B4*a1*a1*a2*b3*b4 - A2*B3*B4*a1*a1*a3*b2*b4 - A2*B3*B4*a1*a1*a4*b2*b3 + A2*B3*B4*a2*a2*a3*b1*b4 + A2*B3*B4*a2*a2*a4*b1*b3 - A3*B1*B2*a2*a2*a4*b3*b4 - A3*B1*B4*a2*a4*a4*b2*b3 - A3*B1*B4*a3*a4*a4*b1*b3 - A3*B1*B4*a1*a1*a3*b3*b4 - A3*B1*B4*a2*a2*a4*b1*b4 + A3*B2*B4*a1*a2*a2*b3*b4 - 2*A3*B2*B4*a1*a3*a3*b2*b4 + A3*B2*B4*a1*a4*a4*b2*b3 + A3*B2*B4*a2*a3*a3*b1*b4 - A3*B2*B4*a3*a4*a4*b1*b2 - A3*B2*B4*a1*a1*a2*b3*b4 + 2*A3*B2*B4*a1*a1*a3*b2*b4 - A3*B2*B4*a1*a1*a4*b2*b3 - A3*B2*B4*a2*a2*a3*b1*b4 + A3*B2*B4*a3*a3*a4*b1*b2 + A4*B1*B2*a1*a1*a4*b3*b4 - A4*B1*B2*a2*a2*a3*b3*b4 - A4*B1*B3*a2*a3*a3*b2*b4 + A4*B1*B3*a3*a4*a4*b1*b3 + A4*B1*B3*a1*a1*a4*b2*b4 + A4*B2*B3*a1*a2*a2*b3*b4 + A4*B2*B3*a1*a3*a3*b2*b4 - 2*A4*B2*B3*a1*a4*a4*b2*b3 + A4*B2*B3*a2*a4*a4*b1*b3 + A4*B2*B3*a3*a4*a4*b1*b2 - A4*B2*B3*a1*a1*a2*b3*b4 - A4*B2*B3*a1*a1*a3*b2*b4 + 2*A4*B2*B3*a1*a1*a4*b2*b3 - A4*B2*B3*a2*a2*a4*b1*b3 - A4*B2*B3*a3*a3*a4*b1*b2 - A1*B2*B4*a3*a3*a4*b2*b4 + A1*B3*B4*a1*a1*a4*b3*b4 - A1*B3*B4*a2*a2*a3*b3*b4 - A2*B1*B4*a2*a2*a4*b3*b4 + A2*B1*B4*a3*a3*a4*b2*b4 - A2*B3*B4*a2*a3*a3*b2*b4 - A2*B3*B4*a2*a4*a4*b2*b3 - A2*B3*B4*a1*a1*a3*b3*b4 + A2*B3*B4*a1*a1*a4*b2*b4 - A2*B3*B4*a2*a2*a4*b1*b4 + A3*B1*B4*a3*a4*a4*b2*b3 + A3*B1*B4*a3*a3*a4*b1*b4 + A3*B2*B4*a2*a3*a3*b2*b4 + A3*B2*B4*a3*a4*a4*b1*b3 - A3*B2*B4*a1*a1*a4*b2*b4 + A4*B1*B2*a2*a2*a4*b3*b4 - A4*B1*B3*a3*a4*a4*b2*b3 - A4*B1*B3*a1*a1*a4*b3*b4 + A4*B1*B3*a2*a2*a3*b3*b4 - A4*B1*B3*a3*a3*a4*b1*b4 + A4*B2*B3*a2*a4*a4*b2*b3 - A4*B2*B3*a3*a4*a4*b1*b3 + A4*B2*B3*a1*a1*a3*b3*b4 + A4*B2*B3*a2*a2*a4*b1*b4 - A1*B3*B4*a2*a2*a4*b3*b4 - A2*B3*B4*a1*a1*a4*b3*b4 + A2*B3*B4*a2*a2*a3*b3*b4 + A3*B1*B4*a2*a2*a4*b3*b4 - A3*B1*B4*a3*a3*a4*b2*b4 - A3*B2*B4*a3*a4*a4*b2*b3 + A3*B2*B4*a1*a1*a4*b3*b4 - A3*B2*B4*a2*a2*a3*b3*b4 - A3*B2*B4*a3*a3*a4*b1*b4 + A4*B1*B3*a3*a3*a4*b2*b4 + A4*B2*B3*a3*a4*a4*b2*b3 + A4*B2*B3*a3*a3*a4*b1*b4 + A2*B3*B4*a2*a2*a4*b3*b4 + A3*B2*B4*a3*a3*a4*b2*b4 - A4*B2*B3*a2*a2*a4*b3*b4 - A4*B2*B3*a3*a3*a4*b2*b4 + A1*B2*B3*a1*a2*a3*b1*b2 + A2*B1*B3*a1*a2*a3*b1*b2 - 2*A3*B1*B2*a1*a2*a3*b1*b2 + A1*B2*B3*a1*a2*a3*b1*b3 - A1*B2*B3*a1*a2*a4*b1*b2 - A1*B2*B4*a1*a2*a3*b1*b2 - 2*A2*B1*B3*a1*a2*a3*b1*b3 - A2*B1*B3*a1*a2*a4*b1*b2 - A2*B1*B4*a1*a2*a3*b1*b2 + A3*B1*B2*a1*a2*a3*b1*b3 + 2*A3*B1*B2*a1*a2*a4*b1*b2 + 2*A4*B1*B2*a1*a2*a3*b1*b2 - 2*A1*B2*B3*a1*a2*a3*b1*b4 - 2*A1*B2*B3*a1*a2*a3*b2*b3 + A1*B2*B3*a1*a2*a4*b1*b3 + A1*B2*B3*a1*a3*a4*b1*b2 + A1*B2*B4*a1*a2*a4*b1*b2 + A2*B1*B3*a1*a2*a3*b1*b4 + A2*B1*B3*a1*a2*a3*b2*b3 - A2*B1*B3*a1*a3*a4*b1*b2 + A2*B1*B4*a1*a2*a3*b1*b3 + A2*B1*B4*a1*a2*a4*b1*b2 + A3*B1*B2*a1*a2*a3*b1*b4 + A3*B1*B2*a1*a2*a3*b2*b3 - A3*B1*B2*a1*a2*a4*b1*b3 + A3*B1*B4*a1*a2*a3*b1*b2 - A4*B1*B2*a1*a2*a3*b1*b3 - 2*A4*B1*B2*a1*a2*a4*b1*b2 - A4*B1*B3*a1*a2*a3*b1*b2 + A1*B2*B3*a1*a2*a3*b2*b4 - A1*B2*B3*a1*a3*a4*b1*b3 - A1*B2*B3*a2*a3*a4*b1*b2 + A1*B2*B4*a1*a2*a3*b1*b4 + A1*B2*B4*a1*a2*a3*b2*b3 - 2*A1*B2*B4*a1*a2*a4*b1*b3 + A1*B2*B4*a1*a3*a4*b1*b2 - A1*B3*B4*a1*a2*a3*b1*b3 - 2*A2*B1*B3*a1*a2*a3*b2*b4 + A2*B1*B3*a1*a2*a4*b1*b4 + A2*B1*B3*a1*a2*a4*b2*b3 + 2*A2*B1*B3*a1*a3*a4*b1*b3 + A2*B1*B3*a2*a3*a4*b1*b2 + A2*B1*B4*a1*a2*a4*b1*b3 - A2*B1*B4*a1*a3*a4*b1*b2 + A3*B1*B2*a1*a2*a3*b2*b4 - A3*B1*B2*a1*a2*a4*b1*b4 - A3*B1*B2*a1*a2*a4*b2*b3 - A3*B1*B2*a1*a3*a4*b1*b3 - A3*B1*B4*a1*a2*a3*b1*b3 - A3*B1*B4*a1*a2*a4*b1*b2 + A3*B2*B4*a1*a2*a3*b1*b2 - A4*B1*B2*a1*a2*a3*b1*b4 - A4*B1*B2*a1*a2*a3*b2*b3 + A4*B1*B2*a1*a2*a4*b1*b3 + 2*A4*B1*B3*a1*a2*a3*b1*b3 + A4*B1*B3*a1*a2*a4*b1*b2 - A4*B2*B3*a1*a2*a3*b1*b2 + A1*B2*B3*a1*a2*a3*b3*b4 + A1*B2*B3*a1*a2*a4*b2*b4 - A1*B2*B3*a2*a3*a4*b1*b3 + A1*B2*B4*a1*a2*a4*b1*b4 + A1*B2*B4*a1*a2*a4*b2*b3 - A1*B2*B4*a2*a3*a4*b1*b2 + A1*B3*B4*a1*a2*a3*b1*b4 + A1*B3*B4*a1*a2*a3*b2*b3 + A1*B3*B4*a1*a2*a4*b1*b3 - 2*A1*B3*B4*a1*a3*a4*b1*b2 + A2*B1*B3*a1*a2*a3*b3*b4 - A2*B1*B3*a1*a3*a4*b1*b4 - A2*B1*B3*a1*a3*a4*b2*b3 + A2*B1*B4*a1*a2*a3*b2*b4 - 2*A2*B1*B4*a1*a2*a4*b1*b4 - 2*A2*B1*B4*a1*a2*a4*b2*b3 - A2*B1*B4*a1*a3*a4*b1*b3 + A2*B1*B4*a2*a3*a4*b1*b2 + A2*B3*B4*a1*a2*a3*b1*b3 - 2*A3*B1*B2*a1*a2*a3*b3*b4 - A3*B1*B2*a1*a2*a4*b2*b4 + A3*B1*B2*a1*a3*a4*b1*b4 + A3*B1*B2*a1*a3*a4*b2*b3 + A3*B1*B2*a2*a3*a4*b1*b3 - A3*B1*B4*a1*a2*a4*b1*b3 + A3*B1*B4*a1*a3*a4*b1*b2 - A3*B2*B4*a1*a2*a4*b1*b2 - A4*B1*B2*a1*a2*a3*b2*b4 + A4*B1*B2*a1*a2*a4*b1*b4 + A4*B1*B2*a1*a2*a4*b2*b3 + A4*B1*B2*a1*a3*a4*b1*b3 - A4*B1*B3*a1*a2*a3*b1*b4 - A4*B1*B3*a1*a2*a3*b2*b3 + A4*B1*B3*a1*a3*a4*b1*b2 - A4*B2*B3*a1*a2*a3*b1*b3 + A4*B2*B3*a1*a2*a4*b1*b2 - A1*B2*B3*a1*a2*a4*b3*b4 - A1*B2*B3*a1*a3*a4*b2*b4 + 2*A1*B2*B3*a2*a3*a4*b1*b4 + 2*A1*B2*B3*a2*a3*a4*b2*b3 - A1*B2*B4*a1*a2*a3*b3*b4 - 2*A1*B2*B4*a1*a2*a4*b2*b4 - A1*B2*B4*a1*a3*a4*b1*b4 - A1*B2*B4*a1*a3*a4*b2*b3 + 2*A1*B2*B4*a2*a3*a4*b1*b3 - A1*B3*B4*a1*a2*a3*b2*b4 - A1*B3*B4*a1*a2*a4*b1*b4 - A1*B3*B4*a1*a2*a4*b2*b3 + A1*B3*B4*a1*a3*a4*b1*b3 + 2*A1*B3*B4*a2*a3*a4*b1*b2 - A2*B1*B3*a1*a2*a4*b3*b4 + 2*A2*B1*B3*a1*a3*a4*b2*b4 - A2*B1*B3*a2*a3*a4*b1*b4 - A2*B1*B3*a2*a3*a4*b2*b3 - A2*B1*B4*a1*a2*a3*b3*b4 + A2*B1*B4*a1*a2*a4*b2*b4 + 2*A2*B1*B4*a1*a3*a4*b1*b4 + 2*A2*B1*B4*a1*a3*a4*b2*b3 - A2*B1*B4*a2*a3*a4*b1*b3 - A2*B3*B4*a1*a2*a3*b1*b4 - A2*B3*B4*a1*a2*a3*b2*b3 - A2*B3*B4*a1*a2*a4*b1*b3 + 2*A2*B3*B4*a1*a3*a4*b1*b2 + 2*A3*B1*B2*a1*a2*a4*b3*b4 - A3*B1*B2*a1*a3*a4*b2*b4 - A3*B1*B2*a2*a3*a4*b1*b4 - A3*B1*B2*a2*a3*a4*b2*b3 - A3*B1*B4*a1*a2*a3*b2*b4 + 2*A3*B1*B4*a1*a2*a4*b1*b4 + 2*A3*B1*B4*a1*a2*a4*b2*b3 + A3*B1*B4*a1*a3*a4*b1*b3 - A3*B1*B4*a2*a3*a4*b1*b2 - A3*B2*B4*a1*a2*a3*b1*b4 - A3*B2*B4*a1*a2*a3*b2*b3 + 2*A3*B2*B4*a1*a2*a4*b1*b3 - A3*B2*B4*a1*a3*a4*b1*b2 + 2*A4*B1*B2*a1*a2*a3*b3*b4 + A4*B1*B2*a1*a2*a4*b2*b4 - A4*B1*B2*a1*a3*a4*b1*b4 - A4*B1*B2*a1*a3*a4*b2*b3 - A4*B1*B2*a2*a3*a4*b1*b3 + 2*A4*B1*B3*a1*a2*a3*b2*b4 - A4*B1*B3*a1*a2*a4*b1*b4 - A4*B1*B3*a1*a2*a4*b2*b3 - 2*A4*B1*B3*a1*a3*a4*b1*b3 - A4*B1*B3*a2*a3*a4*b1*b2 + 2*A4*B2*B3*a1*a2*a3*b1*b4 + 2*A4*B2*B3*a1*a2*a3*b2*b3 - A4*B2*B3*a1*a2*a4*b1*b3 - A4*B2*B3*a1*a3*a4*b1*b2 + A1*B2*B3*a1*a3*a4*b3*b4 - A1*B2*B3*a2*a3*a4*b2*b4 + A1*B2*B4*a1*a2*a4*b3*b4 - A1*B2*B4*a2*a3*a4*b1*b4 - A1*B2*B4*a2*a3*a4*b2*b3 + A1*B3*B4*a1*a2*a4*b2*b4 + A1*B3*B4*a1*a3*a4*b1*b4 + A1*B3*B4*a1*a3*a4*b2*b3 - A1*B3*B4*a2*a3*a4*b1*b3 - A2*B1*B3*a1*a3*a4*b3*b4 + A2*B1*B4*a1*a2*a4*b3*b4 - A2*B1*B4*a1*a3*a4*b2*b4 + A2*B3*B4*a1*a2*a3*b2*b4 + A2*B3*B4*a1*a2*a4*b1*b4 + A2*B3*B4*a1*a2*a4*b2*b3 - A2*B3*B4*a1*a3*a4*b1*b3 - 2*A2*B3*B4*a2*a3*a4*b1*b2 + A3*B1*B2*a2*a3*a4*b2*b4 + A3*B1*B4*a1*a2*a3*b3*b4 - A3*B1*B4*a1*a2*a4*b2*b4 - 2*A3*B1*B4*a1*a3*a4*b1*b4 - 2*A3*B1*B4*a1*a3*a4*b2*b3 + A3*B1*B4*a2*a3*a4*b1*b3 - A3*B2*B4*a1*a2*a4*b1*b4 - A3*B2*B4*a1*a2*a4*b2*b3 + A3*B2*B4*a2*a3*a4*b1*b2 - 2*A4*B1*B2*a1*a2*a4*b3*b4 + A4*B1*B2*a1*a3*a4*b2*b4 + A4*B1*B2*a2*a3*a4*b1*b4 + A4*B1*B2*a2*a3*a4*b2*b3 - A4*B1*B3*a1*a2*a3*b3*b4 + A4*B1*B3*a1*a3*a4*b1*b4 + A4*B1*B3*a1*a3*a4*b2*b3 - A4*B2*B3*a1*a2*a3*b2*b4 + A4*B2*B3*a1*a3*a4*b1*b3 + A4*B2*B3*a2*a3*a4*b1*b2 - A1*B2*B3*a2*a3*a4*b3*b4 + A1*B2*B4*a1*a3*a4*b3*b4 + 2*A1*B2*B4*a2*a3*a4*b2*b4 + A1*B3*B4*a1*a3*a4*b2*b4 - A1*B3*B4*a2*a3*a4*b1*b4 - A1*B3*B4*a2*a3*a4*b2*b3 + A2*B1*B3*a2*a3*a4*b3*b4 - A2*B1*B4*a1*a3*a4*b3*b4 - A2*B1*B4*a2*a3*a4*b2*b4 - A2*B3*B4*a1*a2*a4*b2*b4 - A2*B3*B4*a1*a3*a4*b1*b4 - A2*B3*B4*a1*a3*a4*b2*b3 + A2*B3*B4*a2*a3*a4*b1*b3 - A3*B1*B4*a1*a2*a4*b3*b4 + A3*B1*B4*a1*a3*a4*b2*b4 + A3*B2*B4*a1*a2*a3*b3*b4 + 2*A3*B2*B4*a1*a2*a4*b2*b4 + A3*B2*B4*a1*a3*a4*b1*b4 + A3*B2*B4*a1*a3*a4*b2*b3 - 2*A3*B2*B4*a2*a3*a4*b1*b3 - A4*B1*B2*a2*a3*a4*b2*b4 + A4*B1*B3*a1*a2*a4*b3*b4 - 2*A4*B1*B3*a1*a3*a4*b2*b4 + A4*B1*B3*a2*a3*a4*b1*b4 + A4*B1*B3*a2*a3*a4*b2*b3 - A4*B2*B3*a1*a2*a3*b3*b4 - A4*B2*B3*a1*a2*a4*b2*b4 + A4*B2*B3*a2*a3*a4*b1*b3 - A1*B2*B4*a2*a3*a4*b3*b4 - 2*A1*B3*B4*a1*a3*a4*b3*b4 - A1*B3*B4*a2*a3*a4*b2*b4 + A2*B1*B4*a2*a3*a4*b3*b4 - A2*B3*B4*a1*a3*a4*b2*b4 + A2*B3*B4*a2*a3*a4*b1*b4 + A2*B3*B4*a2*a3*a4*b2*b3 + A3*B1*B4*a1*a3*a4*b3*b4 + A3*B1*B4*a2*a3*a4*b2*b4 - A3*B2*B4*a1*a2*a4*b3*b4 + A3*B2*B4*a2*a3*a4*b1*b4 + A3*B2*B4*a2*a3*a4*b2*b3 + A4*B1*B3*a1*a3*a4*b3*b4 + A4*B2*B3*a1*a2*a4*b3*b4 + A4*B2*B3*a1*a3*a4*b2*b4 - 2*A4*B2*B3*a2*a3*a4*b1*b4 - 2*A4*B2*B3*a2*a3*a4*b2*b3 + 2*A1*B3*B4*a2*a3*a4*b3*b4 + 2*A2*B3*B4*a1*a3*a4*b3*b4 + A2*B3*B4*a2*a3*a4*b2*b4 - A3*B1*B4*a2*a3*a4*b3*b4 - A3*B2*B4*a1*a3*a4*b3*b4 - 2*A3*B2*B4*a2*a3*a4*b2*b4 - A4*B1*B3*a2*a3*a4*b3*b4 - A4*B2*B3*a1*a3*a4*b3*b4 + A4*B2*B3*a2*a3*a4*b2*b4 - 2*A2*B3*B4*a2*a3*a4*b3*b4 + A3*B2*B4*a2*a3*a4*b3*b4 + A4*B2*B3*a2*a3*a4*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m6 = (A1*B2*B3*a1*a2*a2*b1*b4*b4 - A1*B2*B3*a1*a4*a4*b1*b2*b2 + A1*B2*B4*a1*a2*a2*b1*b3*b3 - A1*B2*B4*a1*a3*a3*b1*b2*b2 - A2*B1*B3*a1*a2*a2*b1*b4*b4 + A2*B1*B3*a1*a4*a4*b1*b2*b2 - A2*B1*B4*a1*a2*a2*b1*b3*b3 + A2*B1*B4*a1*a3*a3*b1*b2*b2 + A1*B2*B3*a1*a3*a3*b1*b4*b4 - A1*B2*B3*a1*a4*a4*b1*b3*b3 + A1*B2*B3*a2*a4*a4*b1*b1*b2 - A1*B2*B3*a1*a1*a2*b2*b4*b4 + A1*B2*B4*a2*a3*a3*b1*b1*b2 - A1*B2*B4*a1*a1*a2*b2*b3*b3 - A1*B3*B4*a1*a2*a2*b1*b3*b3 + A1*B3*B4*a1*a3*a3*b1*b2*b2 - A2*B1*B3*a2*a4*a4*b1*b1*b2 + A2*B1*B3*a1*a1*a2*b2*b4*b4 - A2*B1*B4*a2*a3*a3*b1*b1*b2 + A2*B1*B4*a1*a1*a2*b2*b3*b3 - A3*B1*B2*a1*a3*a3*b1*b4*b4 + A3*B1*B2*a1*a4*a4*b1*b3*b3 + A3*B1*B4*a1*a2*a2*b1*b3*b3 - A3*B1*B4*a1*a3*a3*b1*b2*b2 - A1*B2*B3*a1*a2*a2*b3*b4*b4 + A1*B2*B3*a1*a2*a2*b3*b3*b4 - A1*B2*B3*a1*a3*a3*b2*b4*b4 + A1*B2*B3*a1*a3*a3*b2*b2*b4 + A1*B2*B3*a2*a4*a4*b1*b3*b3 - A1*B2*B3*a2*a4*a4*b1*b1*b3 + A1*B2*B3*a3*a4*a4*b1*b2*b2 - A1*B2*B3*a3*a4*a4*b1*b1*b2 + A1*B2*B3*a1*a1*a2*b3*b4*b4 - A1*B2*B3*a1*a1*a2*b3*b3*b4 + A1*B2*B3*a1*a1*a3*b2*b4*b4 - A1*B2*B3*a1*a1*a3*b2*b2*b4 - A1*B2*B3*a2*a2*a4*b1*b3*b3 + A1*B2*B3*a2*a2*a4*b1*b1*b3 - A1*B2*B3*a3*a3*a4*b1*b2*b2 + A1*B2*B3*a3*a3*a4*b1*b1*b2 - A1*B2*B4*a1*a3*a3*b1*b4*b4 + A1*B2*B4*a1*a4*a4*b1*b3*b3 + A1*B2*B4*a1*a1*a3*b2*b2*b3 - A1*B2*B4*a2*a2*a3*b1*b1*b3 - A1*B3*B4*a1*a2*a2*b1*b4*b4 + A1*B3*B4*a1*a4*a4*b1*b2*b2 - A1*B3*B4*a2*a3*a3*b1*b1*b2 + A1*B3*B4*a1*a1*a2*b2*b3*b3 + A2*B1*B3*a1*a2*a2*b3*b4*b4 - A2*B1*B3*a1*a2*a2*b3*b3*b4 + A2*B1*B3*a1*a4*a4*b2*b3*b3 - A2*B1*B3*a1*a4*a4*b2*b2*b3 - A2*B1*B3*a2*a3*a3*b1*b4*b4 + A2*B1*B3*a2*a3*a3*b1*b1*b4 - A2*B1*B3*a3*a4*a4*b1*b2*b2 + A2*B1*B3*a3*a4*a4*b1*b1*b2 - A2*B1*B3*a1*a1*a2*b3*b4*b4 + A2*B1*B3*a1*a1*a2*b3*b3*b4 - A2*B1*B3*a1*a1*a4*b2*b3*b3 + A2*B1*B3*a1*a1*a4*b2*b2*b3 + A2*B1*B3*a2*a2*a3*b1*b4*b4 - A2*B1*B3*a2*a2*a3*b1*b1*b4 + A2*B1*B3*a3*a3*a4*b1*b2*b2 - A2*B1*B3*a3*a3*a4*b1*b1*b2 - A2*B1*B4*a1*a1*a3*b2*b2*b3 + A2*B1*B4*a2*a2*a3*b1*b1*b3 + A2*B3*B4*a1*a2*a2*b1*b3*b3 - A2*B3*B4*a1*a3*a3*b1*b2*b2 + A3*B1*B2*a1*a3*a3*b2*b4*b4 - A3*B1*B2*a1*a3*a3*b2*b2*b4 - A3*B1*B2*a1*a4*a4*b2*b3*b3 + A3*B1*B2*a1*a4*a4*b2*b2*b3 + A3*B1*B2*a2*a3*a3*b1*b4*b4 - A3*B1*B2*a2*a3*a3*b1*b1*b4 - A3*B1*B2*a2*a4*a4*b1*b3*b3 + A3*B1*B2*a2*a4*a4*b1*b1*b3 - A3*B1*B2*a1*a1*a3*b2*b4*b4 + A3*B1*B2*a1*a1*a3*b2*b2*b4 + A3*B1*B2*a1*a1*a4*b2*b3*b3 - A3*B1*B2*a1*a1*a4*b2*b2*b3 - A3*B1*B2*a2*a2*a3*b1*b4*b4 + A3*B1*B2*a2*a2*a3*b1*b1*b4 + A3*B1*B2*a2*a2*a4*b1*b3*b3 - A3*B1*B2*a2*a2*a4*b1*b1*b3 + A3*B1*B4*a2*a3*a3*b1*b1*b2 - A3*B1*B4*a1*a1*a2*b2*b3*b3 - A3*B2*B4*a1*a2*a2*b1*b3*b3 + A3*B2*B4*a1*a3*a3*b1*b2*b2 + A4*B1*B2*a1*a3*a3*b1*b4*b4 - A4*B1*B2*a1*a4*a4*b1*b3*b3 + A4*B1*B3*a1*a2*a2*b1*b4*b4 - A4*B1*B3*a1*a4*a4*b1*b2*b2 + A1*B2*B3*a3*a4*a4*b1*b1*b3 - A1*B2*B3*a1*a1*a3*b3*b4*b4 + A1*B2*B3*a1*a1*a4*b2*b2*b4 - A1*B2*B3*a2*a2*a4*b1*b1*b4 + A1*B2*B4*a1*a2*a2*b3*b4*b4 - A1*B2*B4*a1*a2*a2*b3*b3*b4 - A1*B2*B4*a1*a4*a4*b2*b3*b3 + A1*B2*B4*a1*a4*a4*b2*b2*b3 + A1*B2*B4*a2*a3*a3*b1*b4*b4 - A1*B2*B4*a2*a3*a3*b1*b1*b4 - A1*B2*B4*a3*a4*a4*b1*b2*b2 + A1*B2*B4*a3*a4*a4*b1*b1*b2 - A1*B2*B4*a1*a1*a2*b3*b4*b4 + A1*B2*B4*a1*a1*a2*b3*b3*b4 + A1*B2*B4*a1*a1*a4*b2*b3*b3 - A1*B2*B4*a1*a1*a4*b2*b2*b3 - A1*B2*B4*a2*a2*a3*b1*b4*b4 + A1*B2*B4*a2*a2*a3*b1*b1*b4 + A1*B2*B4*a3*a3*a4*b1*b2*b2 - A1*B2*B4*a3*a3*a4*b1*b1*b2 - A1*B3*B4*a2*a4*a4*b1*b1*b2 + A1*B3*B4*a1*a1*a2*b2*b4*b4 - A1*B3*B4*a1*a1*a3*b2*b2*b3 + A1*B3*B4*a2*a2*a3*b1*b1*b3 + A2*B1*B3*a2*a3*a3*b2*b4*b4 - A2*B1*B3*a2*a4*a4*b2*b3*b3 - A2*B1*B3*a1*a1*a4*b2*b2*b4 + A2*B1*B3*a2*a2*a4*b1*b1*b4 - A2*B1*B4*a1*a2*a2*b3*b4*b4 + A2*B1*B4*a1*a2*a2*b3*b3*b4 + A2*B1*B4*a1*a3*a3*b2*b4*b4 - A2*B1*B4*a1*a3*a3*b2*b2*b4 - A2*B1*B4*a2*a4*a4*b1*b3*b3 + A2*B1*B4*a2*a4*a4*b1*b1*b3 + A2*B1*B4*a3*a4*a4*b1*b2*b2 - A2*B1*B4*a3*a4*a4*b1*b1*b2 + A2*B1*B4*a1*a1*a2*b3*b4*b4 - A2*B1*B4*a1*a1*a2*b3*b3*b4 - A2*B1*B4*a1*a1*a3*b2*b4*b4 + A2*B1*B4*a1*a1*a3*b2*b2*b4 + A2*B1*B4*a2*a2*a4*b1*b3*b3 - A2*B1*B4*a2*a2*a4*b1*b1*b3 - A2*B1*B4*a3*a3*a4*b1*b2*b2 + A2*B1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*B4*a1*a2*a2*b1*b4*b4 - A2*B3*B4*a1*a4*a4*b1*b2*b2 + A2*B3*B4*a2*a3*a3*b1*b1*b2 - A2*B3*B4*a1*a1*a2*b2*b3*b3 - A3*B1*B2*a2*a3*a3*b2*b4*b4 + A3*B1*B2*a2*a4*a4*b2*b3*b3 - A3*B1*B2*a3*a4*a4*b1*b1*b3 + A3*B1*B2*a1*a1*a3*b3*b4*b4 + A3*B1*B4*a1*a1*a3*b2*b2*b3 - A3*B1*B4*a2*a2*a3*b1*b1*b3 - A3*B2*B4*a2*a3*a3*b1*b1*b2 + A3*B2*B4*a1*a1*a2*b2*b3*b3 - A4*B1*B2*a1*a3*a3*b2*b4*b4 + A4*B1*B2*a1*a3*a3*b2*b2*b4 + A4*B1*B2*a1*a4*a4*b2*b3*b3 - A4*B1*B2*a1*a4*a4*b2*b2*b3 - A4*B1*B2*a2*a3*a3*b1*b4*b4 + A4*B1*B2*a2*a3*a3*b1*b1*b4 + A4*B1*B2*a2*a4*a4*b1*b3*b3 - A4*B1*B2*a2*a4*a4*b1*b1*b3 + A4*B1*B2*a1*a1*a3*b2*b4*b4 - A4*B1*B2*a1*a1*a3*b2*b2*b4 - A4*B1*B2*a1*a1*a4*b2*b3*b3 + A4*B1*B2*a1*a1*a4*b2*b2*b3 + A4*B1*B2*a2*a2*a3*b1*b4*b4 - A4*B1*B2*a2*a2*a3*b1*b1*b4 - A4*B1*B2*a2*a2*a4*b1*b3*b3 + A4*B1*B2*a2*a2*a4*b1*b1*b3 + A4*B1*B3*a2*a4*a4*b1*b1*b2 - A4*B1*B3*a1*a1*a2*b2*b4*b4 - A4*B2*B3*a1*a2*a2*b1*b4*b4 + A4*B2*B3*a1*a4*a4*b1*b2*b2 + A1*B2*B3*a1*a1*a4*b3*b3*b4 - A1*B2*B3*a3*a3*a4*b1*b1*b4 - A1*B2*B4*a3*a4*a4*b1*b1*b3 + A1*B2*B4*a1*a1*a3*b3*b4*b4 + A1*B3*B4*a1*a3*a3*b2*b4*b4 - A1*B3*B4*a1*a3*a3*b2*b2*b4 + A1*B3*B4*a1*a4*a4*b2*b3*b3 - A1*B3*B4*a1*a4*a4*b2*b2*b3 - A1*B3*B4*a2*a3*a3*b1*b4*b4 + A1*B3*B4*a2*a3*a3*b1*b1*b4 - A1*B3*B4*a2*a4*a4*b1*b3*b3 + A1*B3*B4*a2*a4*a4*b1*b1*b3 - A1*B3*B4*a1*a1*a3*b2*b4*b4 + A1*B3*B4*a1*a1*a3*b2*b2*b4 - A1*B3*B4*a1*a1*a4*b2*b3*b3 + A1*B3*B4*a1*a1*a4*b2*b2*b3 + A1*B3*B4*a2*a2*a3*b1*b4*b4 - A1*B3*B4*a2*a2*a3*b1*b1*b4 + A1*B3*B4*a2*a2*a4*b1*b3*b3 - A1*B3*B4*a2*a2*a4*b1*b1*b3 + A2*B1*B3*a3*a4*a4*b2*b2*b3 - A2*B1*B3*a2*a2*a3*b3*b4*b4 - A2*B1*B4*a2*a3*a3*b2*b4*b4 + A2*B1*B4*a2*a4*a4*b2*b3*b3 + A2*B3*B4*a2*a4*a4*b1*b1*b2 - A2*B3*B4*a1*a1*a2*b2*b4*b4 + A2*B3*B4*a1*a1*a3*b2*b2*b3 - A2*B3*B4*a2*a2*a3*b1*b1*b3 - A3*B1*B2*a3*a4*a4*b2*b2*b3 - A3*B1*B2*a1*a1*a4*b3*b3*b4 + A3*B1*B2*a2*a2*a3*b3*b4*b4 + A3*B1*B2*a3*a3*a4*b1*b1*b4 + A3*B1*B4*a1*a2*a2*b3*b4*b4 - A3*B1*B4*a1*a2*a2*b3*b3*b4 - A3*B1*B4*a1*a3*a3*b2*b4*b4 + A3*B1*B4*a1*a3*a3*b2*b2*b4 + A3*B1*B4*a2*a4*a4*b1*b3*b3 - A3*B1*B4*a2*a4*a4*b1*b1*b3 - A3*B1*B4*a3*a4*a4*b1*b2*b2 + A3*B1*B4*a3*a4*a4*b1*b1*b2 - A3*B1*B4*a1*a1*a2*b3*b4*b4 + A3*B1*B4*a1*a1*a2*b3*b3*b4 + A3*B1*B4*a1*a1*a3*b2*b4*b4 - A3*B1*B4*a1*a1*a3*b2*b2*b4 - A3*B1*B4*a2*a2*a4*b1*b3*b3 + A3*B1*B4*a2*a2*a4*b1*b1*b3 + A3*B1*B4*a3*a3*a4*b1*b2*b2 - A3*B1*B4*a3*a3*a4*b1*b1*b2 + A3*B2*B4*a1*a3*a3*b1*b4*b4 - A3*B2*B4*a1*a4*a4*b1*b3*b3 - A3*B2*B4*a1*a1*a3*b2*b2*b3 + A3*B2*B4*a2*a2*a3*b1*b1*b3 + A4*B1*B2*a2*a3*a3*b2*b4*b4 - A4*B1*B2*a2*a4*a4*b2*b3*b3 + A4*B1*B2*a3*a4*a4*b1*b1*b3 - A4*B1*B2*a1*a1*a3*b3*b4*b4 - A4*B1*B3*a1*a2*a2*b3*b4*b4 + A4*B1*B3*a1*a2*a2*b3*b3*b4 - A4*B1*B3*a1*a4*a4*b2*b3*b3 + A4*B1*B3*a1*a4*a4*b2*b2*b3 + A4*B1*B3*a2*a3*a3*b1*b4*b4 - A4*B1*B3*a2*a3*a3*b1*b1*b4 + A4*B1*B3*a3*a4*a4*b1*b2*b2 - A4*B1*B3*a3*a4*a4*b1*b1*b2 + A4*B1*B3*a1*a1*a2*b3*b4*b4 - A4*B1*B3*a1*a1*a2*b3*b3*b4 + A4*B1*B3*a1*a1*a4*b2*b3*b3 - A4*B1*B3*a1*a1*a4*b2*b2*b3 - A4*B1*B3*a2*a2*a3*b1*b4*b4 + A4*B1*B3*a2*a2*a3*b1*b1*b4 - A4*B1*B3*a3*a3*a4*b1*b2*b2 + A4*B1*B3*a3*a3*a4*b1*b1*b2 - A4*B2*B3*a1*a3*a3*b1*b4*b4 + A4*B2*B3*a1*a4*a4*b1*b3*b3 - A4*B2*B3*a2*a4*a4*b1*b1*b2 + A4*B2*B3*a1*a1*a2*b2*b4*b4 - A1*B2*B4*a1*a1*a4*b3*b3*b4 + A1*B2*B4*a3*a3*a4*b1*b1*b4 - A1*B3*B4*a1*a1*a4*b2*b2*b4 + A1*B3*B4*a2*a2*a4*b1*b1*b4 + A2*B1*B3*a2*a2*a4*b3*b3*b4 - A2*B1*B3*a3*a3*a4*b2*b2*b4 - A2*B1*B4*a3*a4*a4*b2*b2*b3 + A2*B1*B4*a2*a2*a3*b3*b4*b4 - A2*B3*B4*a1*a3*a3*b2*b4*b4 + A2*B3*B4*a1*a3*a3*b2*b2*b4 - A2*B3*B4*a1*a4*a4*b2*b3*b3 + A2*B3*B4*a1*a4*a4*b2*b2*b3 + A2*B3*B4*a2*a3*a3*b1*b4*b4 - A2*B3*B4*a2*a3*a3*b1*b1*b4 + A2*B3*B4*a2*a4*a4*b1*b3*b3 - A2*B3*B4*a2*a4*a4*b1*b1*b3 + A2*B3*B4*a1*a1*a3*b2*b4*b4 - A2*B3*B4*a1*a1*a3*b2*b2*b4 + A2*B3*B4*a1*a1*a4*b2*b3*b3 - A2*B3*B4*a1*a1*a4*b2*b2*b3 - A2*B3*B4*a2*a2*a3*b1*b4*b4 + A2*B3*B4*a2*a2*a3*b1*b1*b4 - A2*B3*B4*a2*a2*a4*b1*b3*b3 + A2*B3*B4*a2*a2*a4*b1*b1*b3 - A3*B1*B2*a2*a2*a4*b3*b3*b4 + A3*B1*B2*a3*a3*a4*b2*b2*b4 + A3*B1*B4*a2*a3*a3*b2*b4*b4 - A3*B1*B4*a2*a4*a4*b2*b3*b3 - A3*B2*B4*a1*a2*a2*b3*b4*b4 + A3*B2*B4*a1*a2*a2*b3*b3*b4 + A3*B2*B4*a1*a4*a4*b2*b3*b3 - A3*B2*B4*a1*a4*a4*b2*b2*b3 - A3*B2*B4*a2*a3*a3*b1*b4*b4 + A3*B2*B4*a2*a3*a3*b1*b1*b4 + A3*B2*B4*a3*a4*a4*b1*b2*b2 - A3*B2*B4*a3*a4*a4*b1*b1*b2 + A3*B2*B4*a1*a1*a2*b3*b4*b4 - A3*B2*B4*a1*a1*a2*b3*b3*b4 - A3*B2*B4*a1*a1*a4*b2*b3*b3 + A3*B2*B4*a1*a1*a4*b2*b2*b3 + A3*B2*B4*a2*a2*a3*b1*b4*b4 - A3*B2*B4*a2*a2*a3*b1*b1*b4 - A3*B2*B4*a3*a3*a4*b1*b2*b2 + A3*B2*B4*a3*a3*a4*b1*b1*b2 + A4*B1*B2*a3*a4*a4*b2*b2*b3 + A4*B1*B2*a1*a1*a4*b3*b3*b4 - A4*B1*B2*a2*a2*a3*b3*b4*b4 - A4*B1*B2*a3*a3*a4*b1*b1*b4 - A4*B1*B3*a2*a3*a3*b2*b4*b4 + A4*B1*B3*a2*a4*a4*b2*b3*b3 + A4*B1*B3*a1*a1*a4*b2*b2*b4 - A4*B1*B3*a2*a2*a4*b1*b1*b4 + A4*B2*B3*a1*a2*a2*b3*b4*b4 - A4*B2*B3*a1*a2*a2*b3*b3*b4 + A4*B2*B3*a1*a3*a3*b2*b4*b4 - A4*B2*B3*a1*a3*a3*b2*b2*b4 - A4*B2*B3*a2*a4*a4*b1*b3*b3 + A4*B2*B3*a2*a4*a4*b1*b1*b3 - A4*B2*B3*a3*a4*a4*b1*b2*b2 + A4*B2*B3*a3*a4*a4*b1*b1*b2 - A4*B2*B3*a1*a1*a2*b3*b4*b4 + A4*B2*B3*a1*a1*a2*b3*b3*b4 - A4*B2*B3*a1*a1*a3*b2*b4*b4 + A4*B2*B3*a1*a1*a3*b2*b2*b4 + A4*B2*B3*a2*a2*a4*b1*b3*b3 - A4*B2*B3*a2*a2*a4*b1*b1*b3 + A4*B2*B3*a3*a3*a4*b1*b2*b2 - A4*B2*B3*a3*a3*a4*b1*b1*b2 - A2*B1*B4*a2*a2*a4*b3*b3*b4 + A2*B1*B4*a3*a3*a4*b2*b2*b4 + A2*B3*B4*a1*a1*a4*b2*b2*b4 - A2*B3*B4*a2*a2*a4*b1*b1*b4 + A3*B1*B4*a3*a4*a4*b2*b2*b3 - A3*B1*B4*a2*a2*a3*b3*b4*b4 + A3*B2*B4*a3*a4*a4*b1*b1*b3 - A3*B2*B4*a1*a1*a3*b3*b4*b4 + A4*B1*B2*a2*a2*a4*b3*b3*b4 - A4*B1*B2*a3*a3*a4*b2*b2*b4 - A4*B1*B3*a3*a4*a4*b2*b2*b3 + A4*B1*B3*a2*a2*a3*b3*b4*b4 - A4*B2*B3*a3*a4*a4*b1*b1*b3 + A4*B2*B3*a1*a1*a3*b3*b4*b4 - A4*B2*B3*a1*a1*a4*b2*b2*b4 + A4*B2*B3*a2*a2*a4*b1*b1*b4 + A3*B1*B4*a2*a2*a4*b3*b3*b4 - A3*B1*B4*a3*a3*a4*b2*b2*b4 + A3*B2*B4*a1*a1*a4*b3*b3*b4 - A3*B2*B4*a3*a3*a4*b1*b1*b4 - A4*B1*B3*a2*a2*a4*b3*b3*b4 + A4*B1*B3*a3*a3*a4*b2*b2*b4 - A4*B2*B3*a1*a1*a4*b3*b3*b4 + A4*B2*B3*a3*a3*a4*b1*b1*b4 - 2*A1*B2*B3*a1*a2*a3*b1*b4*b4 + A1*B2*B3*a1*a2*a4*b1*b3*b3 + A1*B2*B3*a1*a3*a4*b1*b2*b2 + A2*B1*B3*a1*a2*a3*b1*b4*b4 - A2*B1*B3*a1*a3*a4*b1*b2*b2 + A3*B1*B2*a1*a2*a3*b1*b4*b4 - A3*B1*B2*a1*a2*a4*b1*b3*b3 + A1*B2*B3*a1*a2*a3*b2*b4*b4 - A1*B2*B3*a2*a3*a4*b1*b1*b2 + A1*B2*B4*a1*a2*a3*b1*b4*b4 - 2*A1*B2*B4*a1*a2*a4*b1*b3*b3 + A1*B2*B4*a1*a3*a4*b1*b2*b2 - 2*A2*B1*B3*a1*a2*a3*b2*b4*b4 + A2*B1*B3*a1*a2*a4*b2*b3*b3 + A2*B1*B3*a2*a3*a4*b1*b1*b2 + A2*B1*B4*a1*a2*a4*b1*b3*b3 - A2*B1*B4*a1*a3*a4*b1*b2*b2 + A3*B1*B2*a1*a2*a3*b2*b4*b4 - A3*B1*B2*a1*a2*a4*b2*b3*b3 - A4*B1*B2*a1*a2*a3*b1*b4*b4 + A4*B1*B2*a1*a2*a4*b1*b3*b3 + A1*B2*B3*a1*a2*a3*b3*b4*b4 - A1*B2*B3*a2*a3*a4*b1*b1*b3 + A1*B2*B4*a1*a2*a4*b2*b3*b3 - A1*B2*B4*a2*a3*a4*b1*b1*b2 + A1*B3*B4*a1*a2*a3*b1*b4*b4 + A1*B3*B4*a1*a2*a4*b1*b3*b3 - 2*A1*B3*B4*a1*a3*a4*b1*b2*b2 + A2*B1*B3*a1*a2*a3*b3*b4*b4 - A2*B1*B3*a1*a3*a4*b2*b2*b3 + A2*B1*B4*a1*a2*a3*b2*b4*b4 - 2*A2*B1*B4*a1*a2*a4*b2*b3*b3 + A2*B1*B4*a2*a3*a4*b1*b1*b2 - 2*A3*B1*B2*a1*a2*a3*b3*b4*b4 + A3*B1*B2*a1*a3*a4*b2*b2*b3 + A3*B1*B2*a2*a3*a4*b1*b1*b3 - A3*B1*B4*a1*a2*a4*b1*b3*b3 + A3*B1*B4*a1*a3*a4*b1*b2*b2 - A4*B1*B2*a1*a2*a3*b2*b4*b4 + A4*B1*B2*a1*a2*a4*b2*b3*b3 - A4*B1*B3*a1*a2*a3*b1*b4*b4 + A4*B1*B3*a1*a3*a4*b1*b2*b2 - A1*B2*B3*a1*a2*a4*b3*b3*b4 - A1*B2*B3*a1*a3*a4*b2*b2*b4 + 2*A1*B2*B3*a2*a3*a4*b1*b1*b4 - A1*B2*B4*a1*a2*a3*b3*b4*b4 - A1*B2*B4*a1*a3*a4*b2*b2*b3 + 2*A1*B2*B4*a2*a3*a4*b1*b1*b3 - A1*B3*B4*a1*a2*a3*b2*b4*b4 - A1*B3*B4*a1*a2*a4*b2*b3*b3 + 2*A1*B3*B4*a2*a3*a4*b1*b1*b2 - A2*B1*B3*a1*a2*a4*b3*b3*b4 + 2*A2*B1*B3*a1*a3*a4*b2*b2*b4 - A2*B1*B3*a2*a3*a4*b1*b1*b4 - A2*B1*B4*a1*a2*a3*b3*b4*b4 + 2*A2*B1*B4*a1*a3*a4*b2*b2*b3 - A2*B1*B4*a2*a3*a4*b1*b1*b3 - A2*B3*B4*a1*a2*a3*b1*b4*b4 - A2*B3*B4*a1*a2*a4*b1*b3*b3 + 2*A2*B3*B4*a1*a3*a4*b1*b2*b2 + 2*A3*B1*B2*a1*a2*a4*b3*b3*b4 - A3*B1*B2*a1*a3*a4*b2*b2*b4 - A3*B1*B2*a2*a3*a4*b1*b1*b4 - A3*B1*B4*a1*a2*a3*b2*b4*b4 + 2*A3*B1*B4*a1*a2*a4*b2*b3*b3 - A3*B1*B4*a2*a3*a4*b1*b1*b2 - A3*B2*B4*a1*a2*a3*b1*b4*b4 + 2*A3*B2*B4*a1*a2*a4*b1*b3*b3 - A3*B2*B4*a1*a3*a4*b1*b2*b2 + 2*A4*B1*B2*a1*a2*a3*b3*b4*b4 - A4*B1*B2*a1*a3*a4*b2*b2*b3 - A4*B1*B2*a2*a3*a4*b1*b1*b3 + 2*A4*B1*B3*a1*a2*a3*b2*b4*b4 - A4*B1*B3*a1*a2*a4*b2*b3*b3 - A4*B1*B3*a2*a3*a4*b1*b1*b2 + 2*A4*B2*B3*a1*a2*a3*b1*b4*b4 - A4*B2*B3*a1*a2*a4*b1*b3*b3 - A4*B2*B3*a1*a3*a4*b1*b2*b2 + A1*B2*B4*a1*a2*a4*b3*b3*b4 - A1*B2*B4*a2*a3*a4*b1*b1*b4 + A1*B3*B4*a1*a3*a4*b2*b2*b3 - A1*B3*B4*a2*a3*a4*b1*b1*b3 + A2*B1*B4*a1*a2*a4*b3*b3*b4 - A2*B1*B4*a1*a3*a4*b2*b2*b4 + A2*B3*B4*a1*a2*a3*b2*b4*b4 + A2*B3*B4*a1*a2*a4*b2*b3*b3 - 2*A2*B3*B4*a2*a3*a4*b1*b1*b2 + A3*B1*B4*a1*a2*a3*b3*b4*b4 - 2*A3*B1*B4*a1*a3*a4*b2*b2*b3 + A3*B1*B4*a2*a3*a4*b1*b1*b3 - A3*B2*B4*a1*a2*a4*b2*b3*b3 + A3*B2*B4*a2*a3*a4*b1*b1*b2 - 2*A4*B1*B2*a1*a2*a4*b3*b3*b4 + A4*B1*B2*a1*a3*a4*b2*b2*b4 + A4*B1*B2*a2*a3*a4*b1*b1*b4 - A4*B1*B3*a1*a2*a3*b3*b4*b4 + A4*B1*B3*a1*a3*a4*b2*b2*b3 - A4*B2*B3*a1*a2*a3*b2*b4*b4 + A4*B2*B3*a2*a3*a4*b1*b1*b2 + A1*B3*B4*a1*a3*a4*b2*b2*b4 - A1*B3*B4*a2*a3*a4*b1*b1*b4 - A2*B3*B4*a1*a3*a4*b2*b2*b3 + A2*B3*B4*a2*a3*a4*b1*b1*b3 - A3*B1*B4*a1*a2*a4*b3*b3*b4 + A3*B1*B4*a1*a3*a4*b2*b2*b4 + A3*B2*B4*a1*a2*a3*b3*b4*b4 + A3*B2*B4*a1*a3*a4*b2*b2*b3 - 2*A3*B2*B4*a2*a3*a4*b1*b1*b3 + A4*B1*B3*a1*a2*a4*b3*b3*b4 - 2*A4*B1*B3*a1*a3*a4*b2*b2*b4 + A4*B1*B3*a2*a3*a4*b1*b1*b4 - A4*B2*B3*a1*a2*a3*b3*b4*b4 + A4*B2*B3*a2*a3*a4*b1*b1*b3 - A2*B3*B4*a1*a3*a4*b2*b2*b4 + A2*B3*B4*a2*a3*a4*b1*b1*b4 - A3*B2*B4*a1*a2*a4*b3*b3*b4 + A3*B2*B4*a2*a3*a4*b1*b1*b4 + A4*B2*B3*a1*a2*a4*b3*b3*b4 + A4*B2*B3*a1*a3*a4*b2*b2*b4 - 2*A4*B2*B3*a2*a3*a4*b1*b1*b4 - A1*B2*B3*a1*a2*a2*b1*b3*b4 - A1*B2*B3*a1*a3*a3*b1*b2*b4 + 2*A1*B2*B3*a1*a4*a4*b1*b2*b3 + A2*B1*B3*a1*a2*a2*b1*b3*b4 - A2*B1*B3*a1*a4*a4*b1*b2*b3 + A3*B1*B2*a1*a3*a3*b1*b2*b4 - A3*B1*B2*a1*a4*a4*b1*b2*b3 - A1*B2*B3*a2*a4*a4*b1*b2*b3 + A1*B2*B3*a1*a1*a2*b2*b3*b4 - A1*B2*B4*a1*a2*a2*b1*b3*b4 + 2*A1*B2*B4*a1*a3*a3*b1*b2*b4 - A1*B2*B4*a1*a4*a4*b1*b2*b3 - A2*B1*B3*a2*a3*a3*b1*b2*b4 + 2*A2*B1*B3*a2*a4*a4*b1*b2*b3 - A2*B1*B3*a1*a1*a2*b2*b3*b4 + A2*B1*B4*a1*a2*a2*b1*b3*b4 - A2*B1*B4*a1*a3*a3*b1*b2*b4 + A3*B1*B2*a2*a3*a3*b1*b2*b4 - A3*B1*B2*a2*a4*a4*b1*b2*b3 - A4*B1*B2*a1*a3*a3*b1*b2*b4 + A4*B1*B2*a1*a4*a4*b1*b2*b3 - A1*B2*B3*a3*a4*a4*b1*b2*b3 + A1*B2*B3*a1*a1*a3*b2*b3*b4 - A1*B2*B4*a2*a3*a3*b1*b2*b4 + A1*B2*B4*a1*a1*a2*b2*b3*b4 + 2*A1*B3*B4*a1*a2*a2*b1*b3*b4 - A1*B3*B4*a1*a3*a3*b1*b2*b4 - A1*B3*B4*a1*a4*a4*b1*b2*b3 - A2*B1*B3*a3*a4*a4*b1*b2*b3 + A2*B1*B3*a2*a2*a3*b1*b3*b4 + 2*A2*B1*B4*a2*a3*a3*b1*b2*b4 - A2*B1*B4*a2*a4*a4*b1*b2*b3 - A2*B1*B4*a1*a1*a2*b2*b3*b4 + 2*A3*B1*B2*a3*a4*a4*b1*b2*b3 - A3*B1*B2*a1*a1*a3*b2*b3*b4 - A3*B1*B2*a2*a2*a3*b1*b3*b4 - A3*B1*B4*a1*a2*a2*b1*b3*b4 + A3*B1*B4*a1*a3*a3*b1*b2*b4 - A4*B1*B2*a2*a3*a3*b1*b2*b4 + A4*B1*B2*a2*a4*a4*b1*b2*b3 - A4*B1*B3*a1*a2*a2*b1*b3*b4 + A4*B1*B3*a1*a4*a4*b1*b2*b3 - 2*A1*B2*B3*a1*a1*a4*b2*b3*b4 + A1*B2*B3*a2*a2*a4*b1*b3*b4 + A1*B2*B3*a3*a3*a4*b1*b2*b4 + A1*B2*B4*a3*a4*a4*b1*b2*b3 - 2*A1*B2*B4*a1*a1*a3*b2*b3*b4 + A1*B2*B4*a2*a2*a3*b1*b3*b4 + A1*B3*B4*a2*a3*a3*b1*b2*b4 + A1*B3*B4*a2*a4*a4*b1*b2*b3 - 2*A1*B3*B4*a1*a1*a2*b2*b3*b4 + A2*B1*B3*a1*a1*a4*b2*b3*b4 - 2*A2*B1*B3*a2*a2*a4*b1*b3*b4 + A2*B1*B3*a3*a3*a4*b1*b2*b4 + A2*B1*B4*a3*a4*a4*b1*b2*b3 + A2*B1*B4*a1*a1*a3*b2*b3*b4 - 2*A2*B1*B4*a2*a2*a3*b1*b3*b4 - 2*A2*B3*B4*a1*a2*a2*b1*b3*b4 + A2*B3*B4*a1*a3*a3*b1*b2*b4 + A2*B3*B4*a1*a4*a4*b1*b2*b3 + A3*B1*B2*a1*a1*a4*b2*b3*b4 + A3*B1*B2*a2*a2*a4*b1*b3*b4 - 2*A3*B1*B2*a3*a3*a4*b1*b2*b4 - 2*A3*B1*B4*a2*a3*a3*b1*b2*b4 + A3*B1*B4*a2*a4*a4*b1*b2*b3 + A3*B1*B4*a1*a1*a2*b2*b3*b4 + A3*B2*B4*a1*a2*a2*b1*b3*b4 - 2*A3*B2*B4*a1*a3*a3*b1*b2*b4 + A3*B2*B4*a1*a4*a4*b1*b2*b3 - 2*A4*B1*B2*a3*a4*a4*b1*b2*b3 + A4*B1*B2*a1*a1*a3*b2*b3*b4 + A4*B1*B2*a2*a2*a3*b1*b3*b4 + A4*B1*B3*a2*a3*a3*b1*b2*b4 - 2*A4*B1*B3*a2*a4*a4*b1*b2*b3 + A4*B1*B3*a1*a1*a2*b2*b3*b4 + A4*B2*B3*a1*a2*a2*b1*b3*b4 + A4*B2*B3*a1*a3*a3*b1*b2*b4 - 2*A4*B2*B3*a1*a4*a4*b1*b2*b3 + A1*B2*B4*a1*a1*a4*b2*b3*b4 - A1*B2*B4*a3*a3*a4*b1*b2*b4 + A1*B3*B4*a1*a1*a3*b2*b3*b4 - A1*B3*B4*a2*a2*a3*b1*b3*b4 + A2*B1*B4*a2*a2*a4*b1*b3*b4 - A2*B1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*B4*a2*a3*a3*b1*b2*b4 - A2*B3*B4*a2*a4*a4*b1*b2*b3 + 2*A2*B3*B4*a1*a1*a2*b2*b3*b4 - A3*B1*B4*a3*a4*a4*b1*b2*b3 - A3*B1*B4*a1*a1*a3*b2*b3*b4 + 2*A3*B1*B4*a2*a2*a3*b1*b3*b4 + A3*B2*B4*a2*a3*a3*b1*b2*b4 - A3*B2*B4*a1*a1*a2*b2*b3*b4 - A4*B1*B2*a1*a1*a4*b2*b3*b4 - A4*B1*B2*a2*a2*a4*b1*b3*b4 + 2*A4*B1*B2*a3*a3*a4*b1*b2*b4 + A4*B1*B3*a3*a4*a4*b1*b2*b3 - A4*B1*B3*a2*a2*a3*b1*b3*b4 + A4*B2*B3*a2*a4*a4*b1*b2*b3 - A4*B2*B3*a1*a1*a2*b2*b3*b4 + A1*B3*B4*a1*a1*a4*b2*b3*b4 - A1*B3*B4*a2*a2*a4*b1*b3*b4 - A2*B3*B4*a1*a1*a3*b2*b3*b4 + A2*B3*B4*a2*a2*a3*b1*b3*b4 - A3*B1*B4*a2*a2*a4*b1*b3*b4 + A3*B1*B4*a3*a3*a4*b1*b2*b4 - A3*B2*B4*a3*a4*a4*b1*b2*b3 + 2*A3*B2*B4*a1*a1*a3*b2*b3*b4 - A3*B2*B4*a2*a2*a3*b1*b3*b4 - A4*B1*B3*a1*a1*a4*b2*b3*b4 + 2*A4*B1*B3*a2*a2*a4*b1*b3*b4 - A4*B1*B3*a3*a3*a4*b1*b2*b4 + A4*B2*B3*a3*a4*a4*b1*b2*b3 - A4*B2*B3*a1*a1*a3*b2*b3*b4 - A2*B3*B4*a1*a1*a4*b2*b3*b4 + A2*B3*B4*a2*a2*a4*b1*b3*b4 - A3*B2*B4*a1*a1*a4*b2*b3*b4 + A3*B2*B4*a3*a3*a4*b1*b2*b4 + 2*A4*B2*B3*a1*a1*a4*b2*b3*b4 - A4*B2*B3*a2*a2*a4*b1*b3*b4 - A4*B2*B3*a3*a3*a4*b1*b2*b4 + A1*B2*B3*a1*a2*a3*b1*b2*b4 - A1*B2*B3*a1*a2*a4*b1*b2*b3 + A2*B1*B3*a1*a2*a3*b1*b2*b4 - A2*B1*B3*a1*a2*a4*b1*b2*b3 - 2*A3*B1*B2*a1*a2*a3*b1*b2*b4 + 2*A3*B1*B2*a1*a2*a4*b1*b2*b3 + A1*B2*B3*a1*a2*a3*b1*b3*b4 - A1*B2*B3*a1*a3*a4*b1*b2*b3 - A1*B2*B4*a1*a2*a3*b1*b2*b4 + A1*B2*B4*a1*a2*a4*b1*b2*b3 - 2*A2*B1*B3*a1*a2*a3*b1*b3*b4 + 2*A2*B1*B3*a1*a3*a4*b1*b2*b3 - A2*B1*B4*a1*a2*a3*b1*b2*b4 + A2*B1*B4*a1*a2*a4*b1*b2*b3 + A3*B1*B2*a1*a2*a3*b1*b3*b4 - A3*B1*B2*a1*a3*a4*b1*b2*b3 + 2*A4*B1*B2*a1*a2*a3*b1*b2*b4 - 2*A4*B1*B2*a1*a2*a4*b1*b2*b3 - 2*A1*B2*B3*a1*a2*a3*b2*b3*b4 + 2*A1*B2*B3*a2*a3*a4*b1*b2*b3 + A2*B1*B3*a1*a2*a3*b2*b3*b4 + A2*B1*B3*a1*a2*a4*b1*b3*b4 - A2*B1*B3*a1*a3*a4*b1*b2*b4 - A2*B1*B3*a2*a3*a4*b1*b2*b3 + A2*B1*B4*a1*a2*a3*b1*b3*b4 - A2*B1*B4*a1*a3*a4*b1*b2*b3 + A3*B1*B2*a1*a2*a3*b2*b3*b4 - A3*B1*B2*a1*a2*a4*b1*b3*b4 + A3*B1*B2*a1*a3*a4*b1*b2*b4 - A3*B1*B2*a2*a3*a4*b1*b2*b3 + A3*B1*B4*a1*a2*a3*b1*b2*b4 - A3*B1*B4*a1*a2*a4*b1*b2*b3 - A4*B1*B2*a1*a2*a3*b1*b3*b4 + A4*B1*B2*a1*a3*a4*b1*b2*b3 - A4*B1*B3*a1*a2*a3*b1*b2*b4 + A4*B1*B3*a1*a2*a4*b1*b2*b3 + A1*B2*B3*a1*a2*a4*b2*b3*b4 - A1*B2*B3*a2*a3*a4*b1*b2*b4 + A1*B2*B4*a1*a2*a3*b2*b3*b4 + A1*B2*B4*a1*a2*a4*b1*b3*b4 - A1*B2*B4*a1*a3*a4*b1*b2*b4 - A1*B2*B4*a2*a3*a4*b1*b2*b3 - A1*B3*B4*a1*a2*a3*b1*b3*b4 + A1*B3*B4*a1*a3*a4*b1*b2*b3 - 2*A2*B1*B4*a1*a2*a4*b1*b3*b4 + 2*A2*B1*B4*a1*a3*a4*b1*b2*b4 - A3*B1*B2*a1*a2*a4*b2*b3*b4 + A3*B1*B2*a2*a3*a4*b1*b2*b4 - A3*B1*B4*a1*a2*a3*b1*b3*b4 + A3*B1*B4*a1*a3*a4*b1*b2*b3 + A3*B2*B4*a1*a2*a3*b1*b2*b4 - A3*B2*B4*a1*a2*a4*b1*b2*b3 - A4*B1*B2*a1*a2*a3*b2*b3*b4 + A4*B1*B2*a1*a2*a4*b1*b3*b4 - A4*B1*B2*a1*a3*a4*b1*b2*b4 + A4*B1*B2*a2*a3*a4*b1*b2*b3 + 2*A4*B1*B3*a1*a2*a3*b1*b3*b4 - 2*A4*B1*B3*a1*a3*a4*b1*b2*b3 - A4*B2*B3*a1*a2*a3*b1*b2*b4 + A4*B2*B3*a1*a2*a4*b1*b2*b3 + A1*B2*B3*a1*a3*a4*b2*b3*b4 - A1*B2*B3*a2*a3*a4*b1*b3*b4 - 2*A1*B2*B4*a1*a2*a4*b2*b3*b4 + 2*A1*B2*B4*a2*a3*a4*b1*b2*b4 + A1*B3*B4*a1*a2*a3*b2*b3*b4 - A1*B3*B4*a1*a2*a4*b1*b3*b4 + A1*B3*B4*a1*a3*a4*b1*b2*b4 - A1*B3*B4*a2*a3*a4*b1*b2*b3 - A2*B1*B3*a1*a3*a4*b2*b3*b4 + A2*B1*B3*a2*a3*a4*b1*b3*b4 + A2*B1*B4*a1*a2*a4*b2*b3*b4 - A2*B1*B4*a2*a3*a4*b1*b2*b4 + A2*B3*B4*a1*a2*a3*b1*b3*b4 - A2*B3*B4*a1*a3*a4*b1*b2*b3 + 2*A3*B1*B4*a1*a2*a4*b1*b3*b4 - 2*A3*B1*B4*a1*a3*a4*b1*b2*b4 + A4*B1*B2*a1*a2*a4*b2*b3*b4 - A4*B1*B2*a2*a3*a4*b1*b2*b4 - A4*B1*B3*a1*a2*a3*b2*b3*b4 - A4*B1*B3*a1*a2*a4*b1*b3*b4 + A4*B1*B3*a1*a3*a4*b1*b2*b4 + A4*B1*B3*a2*a3*a4*b1*b2*b3 - A4*B2*B3*a1*a2*a3*b1*b3*b4 + A4*B2*B3*a1*a3*a4*b1*b2*b3 + A1*B2*B4*a1*a3*a4*b2*b3*b4 - A1*B2*B4*a2*a3*a4*b1*b3*b4 + A1*B3*B4*a1*a2*a4*b2*b3*b4 - A1*B3*B4*a2*a3*a4*b1*b2*b4 - A2*B1*B4*a1*a3*a4*b2*b3*b4 + A2*B1*B4*a2*a3*a4*b1*b3*b4 - A2*B3*B4*a1*a2*a3*b2*b3*b4 + A2*B3*B4*a1*a2*a4*b1*b3*b4 - A2*B3*B4*a1*a3*a4*b1*b2*b4 + A2*B3*B4*a2*a3*a4*b1*b2*b3 - A3*B1*B4*a1*a2*a4*b2*b3*b4 + A3*B1*B4*a2*a3*a4*b1*b2*b4 - A3*B2*B4*a1*a2*a3*b2*b3*b4 - A3*B2*B4*a1*a2*a4*b1*b3*b4 + A3*B2*B4*a1*a3*a4*b1*b2*b4 + A3*B2*B4*a2*a3*a4*b1*b2*b3 + 2*A4*B2*B3*a1*a2*a3*b2*b3*b4 - 2*A4*B2*B3*a2*a3*a4*b1*b2*b3 - 2*A1*B3*B4*a1*a3*a4*b2*b3*b4 + 2*A1*B3*B4*a2*a3*a4*b1*b3*b4 - A2*B3*B4*a1*a2*a4*b2*b3*b4 + A2*B3*B4*a2*a3*a4*b1*b2*b4 + A3*B1*B4*a1*a3*a4*b2*b3*b4 - A3*B1*B4*a2*a3*a4*b1*b3*b4 + 2*A3*B2*B4*a1*a2*a4*b2*b3*b4 - 2*A3*B2*B4*a2*a3*a4*b1*b2*b4 + A4*B1*B3*a1*a3*a4*b2*b3*b4 - A4*B1*B3*a2*a3*a4*b1*b3*b4 - A4*B2*B3*a1*a2*a4*b2*b3*b4 + A4*B2*B3*a2*a3*a4*b1*b2*b4 + 2*A2*B3*B4*a1*a3*a4*b2*b3*b4 - 2*A2*B3*B4*a2*a3*a4*b1*b3*b4 - A3*B2*B4*a1*a3*a4*b2*b3*b4 + A3*B2*B4*a2*a3*a4*b1*b3*b4 - A4*B2*B3*a1*a3*a4*b2*b3*b4 + A4*B2*B3*a2*a3*a4*b1*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m7 = (A1*B2*a3*a3*b1*b2*b2 - A1*B2*a3*a3*b1*b1*b2 - A2*B1*a3*a3*b1*b2*b2 + A2*B1*a3*a3*b1*b1*b2 + A1*B2*a4*a4*b1*b2*b2 - A1*B2*a4*a4*b1*b1*b2 + A1*B3*a2*a2*b1*b3*b3 - A1*B3*a2*a2*b1*b1*b3 - A2*B1*a4*a4*b1*b2*b2 + A2*B1*a4*a4*b1*b1*b2 - A3*B1*a2*a2*b1*b3*b3 + A3*B1*a2*a2*b1*b1*b3 - A1*B2*a3*a3*b1*b4*b4 + A1*B2*a3*a3*b1*b1*b4 - A1*B2*a4*a4*b1*b3*b3 + A1*B2*a4*a4*b1*b1*b3 - A1*B3*a2*a2*b1*b4*b4 + A1*B3*a2*a2*b1*b1*b4 - A1*B3*a4*a4*b1*b2*b2 + A1*B3*a4*a4*b1*b1*b2 - A1*B4*a2*a2*b1*b3*b3 + A1*B4*a2*a2*b1*b1*b3 - A1*B4*a3*a3*b1*b2*b2 + A1*B4*a3*a3*b1*b1*b2 + A2*B1*a3*a3*b1*b4*b4 - A2*B1*a3*a3*b1*b1*b4 + A2*B1*a4*a4*b1*b3*b3 - A2*B1*a4*a4*b1*b1*b3 + A2*B3*a1*a1*b2*b3*b3 - A2*B3*a1*a1*b2*b2*b3 + A3*B1*a2*a2*b1*b4*b4 - A3*B1*a2*a2*b1*b1*b4 + A3*B1*a4*a4*b1*b2*b2 - A3*B1*a4*a4*b1*b1*b2 - A3*B2*a1*a1*b2*b3*b3 + A3*B2*a1*a1*b2*b2*b3 + A4*B1*a2*a2*b1*b3*b3 - A4*B1*a2*a2*b1*b1*b3 + A4*B1*a3*a3*b1*b2*b2 - A4*B1*a3*a3*b1*b1*b2 + A1*B2*a3*a3*b2*b4*b4 - A1*B2*a3*a3*b2*b2*b4 + A1*B2*a4*a4*b2*b3*b3 - A1*B2*a4*a4*b2*b2*b3 + A1*B3*a4*a4*b1*b3*b3 - A1*B3*a4*a4*b1*b1*b3 + A1*B4*a2*a2*b1*b4*b4 - A1*B4*a2*a2*b1*b1*b4 - A2*B1*a3*a3*b2*b4*b4 + A2*B1*a3*a3*b2*b2*b4 - A2*B1*a4*a4*b2*b3*b3 + A2*B1*a4*a4*b2*b2*b3 - A2*B3*a1*a1*b2*b4*b4 + A2*B3*a1*a1*b2*b2*b4 + A2*B3*a4*a4*b1*b2*b2 - A2*B3*a4*a4*b1*b1*b2 - A2*B4*a1*a1*b2*b3*b3 + A2*B4*a1*a1*b2*b2*b3 + A2*B4*a3*a3*b1*b2*b2 - A2*B4*a3*a3*b1*b1*b2 - A3*B1*a4*a4*b1*b3*b3 + A3*B1*a4*a4*b1*b1*b3 + A3*B2*a1*a1*b2*b4*b4 - A3*B2*a1*a1*b2*b2*b4 - A3*B2*a4*a4*b1*b2*b2 + A3*B2*a4*a4*b1*b1*b2 - A4*B1*a2*a2*b1*b4*b4 + A4*B1*a2*a2*b1*b1*b4 + A4*B2*a1*a1*b2*b3*b3 - A4*B2*a1*a1*b2*b2*b3 - A4*B2*a3*a3*b1*b2*b2 + A4*B2*a3*a3*b1*b1*b2 + A1*B3*a2*a2*b3*b4*b4 - A1*B3*a2*a2*b3*b3*b4 - A1*B3*a4*a4*b2*b3*b3 + A1*B3*a4*a4*b2*b2*b3 + A1*B4*a3*a3*b1*b4*b4 - A1*B4*a3*a3*b1*b1*b4 + A2*B3*a1*a1*b3*b4*b4 - A2*B3*a1*a1*b3*b3*b4 - A2*B3*a4*a4*b1*b3*b3 + A2*B3*a4*a4*b1*b1*b3 + A2*B4*a1*a1*b2*b4*b4 - A2*B4*a1*a1*b2*b2*b4 - A3*B1*a2*a2*b3*b4*b4 + A3*B1*a2*a2*b3*b3*b4 + A3*B1*a4*a4*b2*b3*b3 - A3*B1*a4*a4*b2*b2*b3 - A3*B2*a1*a1*b3*b4*b4 + A3*B2*a1*a1*b3*b3*b4 + A3*B2*a4*a4*b1*b3*b3 - A3*B2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*b2*b3*b3 - A3*B4*a1*a1*b2*b2*b3 + A3*B4*a2*a2*b1*b3*b3 - A3*B4*a2*a2*b1*b1*b3 - A4*B1*a3*a3*b1*b4*b4 + A4*B1*a3*a3*b1*b1*b4 - A4*B2*a1*a1*b2*b4*b4 + A4*B2*a1*a1*b2*b2*b4 - A4*B3*a1*a1*b2*b3*b3 + A4*B3*a1*a1*b2*b2*b3 - A4*B3*a2*a2*b1*b3*b3 + A4*B3*a2*a2*b1*b1*b3 - A1*B4*a2*a2*b3*b4*b4 + A1*B4*a2*a2*b3*b3*b4 - A1*B4*a3*a3*b2*b4*b4 + A1*B4*a3*a3*b2*b2*b4 + A2*B3*a4*a4*b2*b3*b3 - A2*B3*a4*a4*b2*b2*b3 - A2*B4*a1*a1*b3*b4*b4 + A2*B4*a1*a1*b3*b3*b4 - A2*B4*a3*a3*b1*b4*b4 + A2*B4*a3*a3*b1*b1*b4 - A3*B2*a4*a4*b2*b3*b3 + A3*B2*a4*a4*b2*b2*b3 - A3*B4*a1*a1*b2*b4*b4 + A3*B4*a1*a1*b2*b2*b4 - A3*B4*a2*a2*b1*b4*b4 + A3*B4*a2*a2*b1*b1*b4 + A4*B1*a2*a2*b3*b4*b4 - A4*B1*a2*a2*b3*b3*b4 + A4*B1*a3*a3*b2*b4*b4 - A4*B1*a3*a3*b2*b2*b4 + A4*B2*a1*a1*b3*b4*b4 - A4*B2*a1*a1*b3*b3*b4 + A4*B2*a3*a3*b1*b4*b4 - A4*B2*a3*a3*b1*b1*b4 + A4*B3*a1*a1*b2*b4*b4 - A4*B3*a1*a1*b2*b2*b4 + A4*B3*a2*a2*b1*b4*b4 - A4*B3*a2*a2*b1*b1*b4 + A2*B4*a3*a3*b2*b4*b4 - A2*B4*a3*a3*b2*b2*b4 + A3*B4*a1*a1*b3*b4*b4 - A3*B4*a1*a1*b3*b3*b4 - A4*B2*a3*a3*b2*b4*b4 + A4*B2*a3*a3*b2*b2*b4 - A4*B3*a1*a1*b3*b4*b4 + A4*B3*a1*a1*b3*b3*b4 + A3*B4*a2*a2*b3*b4*b4 - A3*B4*a2*a2*b3*b3*b4 - A4*B3*a2*a2*b3*b4*b4 + A4*B3*a2*a2*b3*b3*b4 - A1*B2*a1*a2*b1*b3*b3 + A2*B1*a1*a2*b1*b3*b3 - A1*B2*a1*a2*b1*b4*b4 + A1*B2*a1*a2*b2*b3*b3 - A1*B3*a1*a3*b1*b2*b2 + A2*B1*a1*a2*b1*b4*b4 - A2*B1*a1*a2*b2*b3*b3 + A3*B1*a1*a3*b1*b2*b2 + A1*B2*a1*a2*b2*b4*b4 + A1*B2*a1*a3*b1*b4*b4 - A1*B2*a1*a3*b2*b2*b3 + A1*B2*a1*a4*b1*b3*b3 + A1*B2*a2*a3*b1*b1*b3 + A1*B3*a1*a2*b1*b4*b4 - A1*B3*a1*a2*b2*b3*b3 + A1*B3*a1*a4*b1*b2*b2 + A1*B3*a2*a3*b1*b1*b2 + A1*B4*a1*a2*b1*b3*b3 + A1*B4*a1*a3*b1*b2*b2 - A2*B1*a1*a2*b2*b4*b4 - A2*B1*a1*a3*b1*b4*b4 + A2*B1*a1*a3*b2*b2*b3 - A2*B1*a1*a4*b1*b3*b3 - A2*B1*a2*a3*b1*b1*b3 - A2*B3*a1*a2*b1*b3*b3 + A2*B3*a1*a3*b1*b2*b2 - A3*B1*a1*a2*b1*b4*b4 + A3*B1*a1*a2*b2*b3*b3 - A3*B1*a1*a4*b1*b2*b2 - A3*B1*a2*a3*b1*b1*b2 + A3*B2*a1*a2*b1*b3*b3 - A3*B2*a1*a3*b1*b2*b2 - A4*B1*a1*a2*b1*b3*b3 - A4*B1*a1*a3*b1*b2*b2 - A1*B2*a1*a3*b2*b4*b4 + A1*B2*a1*a3*b2*b2*b4 - A1*B2*a1*a4*b2*b3*b3 + A1*B2*a1*a4*b2*b2*b3 + A1*B2*a2*a3*b1*b4*b4 - A1*B2*a2*a3*b1*b1*b4 + A1*B2*a2*a4*b1*b3*b3 - A1*B2*a2*a4*b1*b1*b3 - 2*A1*B2*a3*a4*b1*b2*b2 + 2*A1*B2*a3*a4*b1*b1*b2 - A1*B3*a1*a3*b1*b4*b4 + A1*B3*a1*a3*b2*b2*b3 - A1*B3*a2*a4*b1*b1*b2 - A1*B4*a1*a4*b1*b2*b2 - A1*B4*a2*a3*b1*b1*b2 + A2*B1*a1*a3*b2*b4*b4 - A2*B1*a1*a3*b2*b2*b4 + A2*B1*a1*a4*b2*b3*b3 - A2*B1*a1*a4*b2*b2*b3 - A2*B1*a2*a3*b1*b4*b4 + A2*B1*a2*a3*b1*b1*b4 - A2*B1*a2*a4*b1*b3*b3 + A2*B1*a2*a4*b1*b1*b3 + 2*A2*B1*a3*a4*b1*b2*b2 - 2*A2*B1*a3*a4*b1*b1*b2 - A2*B3*a1*a4*b1*b2*b2 - A2*B3*a2*a3*b1*b1*b2 - A2*B4*a1*a3*b1*b2*b2 + A3*B1*a1*a3*b1*b4*b4 - A3*B1*a1*a3*b2*b2*b3 + A3*B1*a2*a4*b1*b1*b2 + A3*B2*a1*a4*b1*b2*b2 + A3*B2*a2*a3*b1*b1*b2 + A4*B1*a1*a4*b1*b2*b2 + A4*B1*a2*a3*b1*b1*b2 + A4*B2*a1*a3*b1*b2*b2 - A1*B2*a1*a4*b2*b2*b4 - A1*B2*a2*a3*b2*b4*b4 - A1*B2*a2*a4*b2*b3*b3 + A1*B2*a2*a4*b1*b1*b4 - A1*B2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*b3*b4*b4 + A1*B3*a1*a2*b3*b3*b4 + A1*B3*a1*a4*b2*b3*b3 - A1*B3*a1*a4*b2*b2*b3 + A1*B3*a2*a3*b1*b4*b4 - A1*B3*a2*a3*b1*b1*b4 - 2*A1*B3*a2*a4*b1*b3*b3 + 2*A1*B3*a2*a4*b1*b1*b3 + A1*B3*a3*a4*b1*b2*b2 - A1*B3*a3*a4*b1*b1*b2 - A1*B4*a1*a2*b2*b4*b4 - A1*B4*a1*a4*b1*b3*b3 - A1*B4*a2*a3*b1*b1*b3 + A1*B4*a2*a4*b1*b1*b2 + A2*B1*a1*a4*b2*b2*b4 + A2*B1*a2*a3*b2*b4*b4 + A2*B1*a2*a4*b2*b3*b3 - A2*B1*a2*a4*b1*b1*b4 + A2*B1*a3*a4*b1*b1*b3 + A2*B3*a1*a2*b2*b4*b4 + A2*B3*a1*a4*b1*b3*b3 + A2*B3*a2*a3*b1*b1*b3 + A2*B3*a2*a4*b1*b1*b2 - A2*B4*a1*a2*b1*b4*b4 + A2*B4*a1*a2*b2*b3*b3 + A2*B4*a1*a4*b1*b2*b2 + A2*B4*a2*a3*b1*b1*b2 + A3*B1*a1*a2*b3*b4*b4 - A3*B1*a1*a2*b3*b3*b4 - A3*B1*a1*a4*b2*b3*b3 + A3*B1*a1*a4*b2*b2*b3 - A3*B1*a2*a3*b1*b4*b4 + A3*B1*a2*a3*b1*b1*b4 + 2*A3*B1*a2*a4*b1*b3*b3 - 2*A3*B1*a2*a4*b1*b1*b3 - A3*B1*a3*a4*b1*b2*b2 + A3*B1*a3*a4*b1*b1*b2 - A3*B2*a1*a2*b2*b4*b4 - A3*B2*a1*a4*b1*b3*b3 - A3*B2*a2*a3*b1*b1*b3 - A3*B2*a2*a4*b1*b1*b2 - A3*B4*a1*a2*b1*b3*b3 + A4*B1*a1*a2*b2*b4*b4 + A4*B1*a1*a4*b1*b3*b3 + A4*B1*a2*a3*b1*b1*b3 - A4*B1*a2*a4*b1*b1*b2 + A4*B2*a1*a2*b1*b4*b4 - A4*B2*a1*a2*b2*b3*b3 - A4*B2*a1*a4*b1*b2*b2 - A4*B2*a2*a3*b1*b1*b2 + A4*B3*a1*a2*b1*b3*b3 - A1*B2*a3*a4*b1*b1*b4 + A1*B2*a3*a4*b2*b2*b3 + A1*B3*a1*a3*b3*b4*b4 + A1*B3*a2*a4*b2*b3*b3 - A1*B3*a2*a4*b1*b1*b4 + A1*B4*a1*a2*b3*b4*b4 - A1*B4*a1*a2*b3*b3*b4 + A1*B4*a1*a3*b2*b4*b4 - A1*B4*a1*a3*b2*b2*b4 - 2*A1*B4*a2*a3*b1*b4*b4 + 2*A1*B4*a2*a3*b1*b1*b4 + A1*B4*a2*a4*b1*b3*b3 - A1*B4*a2*a4*b1*b1*b3 + A1*B4*a3*a4*b1*b2*b2 - A1*B4*a3*a4*b1*b1*b2 + A2*B1*a3*a4*b1*b1*b4 - A2*B1*a3*a4*b2*b2*b3 - A2*B3*a1*a2*b3*b4*b4 + A2*B3*a1*a2*b3*b3*b4 + A2*B3*a1*a3*b2*b4*b4 - A2*B3*a1*a3*b2*b2*b4 - 2*A2*B3*a1*a4*b2*b3*b3 + 2*A2*B3*a1*a4*b2*b2*b3 + A2*B3*a2*a4*b1*b3*b3 - A2*B3*a2*a4*b1*b1*b3 - A2*B3*a3*a4*b1*b2*b2 + A2*B3*a3*a4*b1*b1*b2 + A2*B4*a1*a3*b1*b4*b4 - A2*B4*a1*a3*b2*b2*b3 - A2*B4*a2*a4*b1*b1*b2 - A3*B1*a1*a3*b3*b4*b4 - A3*B1*a2*a4*b2*b3*b3 + A3*B1*a2*a4*b1*b1*b4 + A3*B2*a1*a2*b3*b4*b4 - A3*B2*a1*a2*b3*b3*b4 - A3*B2*a1*a3*b2*b4*b4 + A3*B2*a1*a3*b2*b2*b4 + 2*A3*B2*a1*a4*b2*b3*b3 - 2*A3*B2*a1*a4*b2*b2*b3 - A3*B2*a2*a4*b1*b3*b3 + A3*B2*a2*a4*b1*b1*b3 + A3*B2*a3*a4*b1*b2*b2 - A3*B2*a3*a4*b1*b1*b2 + A3*B4*a1*a2*b1*b4*b4 - A3*B4*a1*a2*b2*b3*b3 - A4*B1*a1*a2*b3*b4*b4 + A4*B1*a1*a2*b3*b3*b4 - A4*B1*a1*a3*b2*b4*b4 + A4*B1*a1*a3*b2*b2*b4 + 2*A4*B1*a2*a3*b1*b4*b4 - 2*A4*B1*a2*a3*b1*b1*b4 - A4*B1*a2*a4*b1*b3*b3 + A4*B1*a2*a4*b1*b1*b3 - A4*B1*a3*a4*b1*b2*b2 + A4*B1*a3*a4*b1*b1*b2 - A4*B2*a1*a3*b1*b4*b4 + A4*B2*a1*a3*b2*b2*b3 + A4*B2*a2*a4*b1*b1*b2 - A4*B3*a1*a2*b1*b4*b4 + A4*B3*a1*a2*b2*b3*b3 + A1*B2*a3*a4*b2*b2*b4 - A1*B3*a1*a4*b3*b3*b4 - A1*B3*a2*a3*b3*b4*b4 + A1*B3*a3*a4*b1*b1*b4 - A1*B3*a3*a4*b2*b2*b3 - A1*B4*a1*a3*b3*b4*b4 + A1*B4*a1*a4*b2*b2*b4 + A1*B4*a2*a3*b2*b4*b4 + A1*B4*a3*a4*b1*b1*b3 - A2*B1*a3*a4*b2*b2*b4 - A2*B3*a1*a3*b3*b4*b4 - A2*B3*a1*a4*b2*b2*b4 - A2*B3*a2*a3*b2*b4*b4 - A2*B3*a3*a4*b1*b1*b3 + A2*B4*a1*a2*b3*b4*b4 - A2*B4*a1*a2*b3*b3*b4 - 2*A2*B4*a1*a3*b2*b4*b4 + 2*A2*B4*a1*a3*b2*b2*b4 + A2*B4*a1*a4*b2*b3*b3 - A2*B4*a1*a4*b2*b2*b3 + A2*B4*a2*a3*b1*b4*b4 - A2*B4*a2*a3*b1*b1*b4 - A2*B4*a3*a4*b1*b2*b2 + A2*B4*a3*a4*b1*b1*b2 + A3*B1*a1*a4*b3*b3*b4 + A3*B1*a2*a3*b3*b4*b4 - A3*B1*a3*a4*b1*b1*b4 + A3*B1*a3*a4*b2*b2*b3 + A3*B2*a1*a3*b3*b4*b4 + A3*B2*a1*a4*b2*b2*b4 + A3*B2*a2*a3*b2*b4*b4 + A3*B2*a3*a4*b1*b1*b3 + A3*B4*a1*a2*b2*b4*b4 - A3*B4*a1*a3*b1*b4*b4 + A3*B4*a1*a3*b2*b2*b3 + A3*B4*a1*a4*b1*b3*b3 + A3*B4*a2*a3*b1*b1*b3 + A4*B1*a1*a3*b3*b4*b4 - A4*B1*a1*a4*b2*b2*b4 - A4*B1*a2*a3*b2*b4*b4 - A4*B1*a3*a4*b1*b1*b3 - A4*B2*a1*a2*b3*b4*b4 + A4*B2*a1*a2*b3*b3*b4 + 2*A4*B2*a1*a3*b2*b4*b4 - 2*A4*B2*a1*a3*b2*b2*b4 - A4*B2*a1*a4*b2*b3*b3 + A4*B2*a1*a4*b2*b2*b3 - A4*B2*a2*a3*b1*b4*b4 + A4*B2*a2*a3*b1*b1*b4 + A4*B2*a3*a4*b1*b2*b2 - A4*B2*a3*a4*b1*b1*b2 - A4*B3*a1*a2*b2*b4*b4 + A4*B3*a1*a3*b1*b4*b4 - A4*B3*a1*a3*b2*b2*b3 - A4*B3*a1*a4*b1*b3*b3 - A4*B3*a2*a3*b1*b1*b3 + A1*B3*a2*a4*b3*b3*b4 + A1*B4*a1*a4*b3*b3*b4 + A1*B4*a2*a3*b3*b4*b4 + A2*B3*a1*a4*b3*b3*b4 + A2*B3*a2*a3*b3*b4*b4 + A2*B4*a1*a3*b3*b4*b4 - A2*B4*a2*a4*b2*b3*b3 + A2*B4*a2*a4*b1*b1*b4 - A3*B1*a2*a4*b3*b3*b4 - A3*B2*a1*a4*b3*b3*b4 - A3*B2*a2*a3*b3*b4*b4 - 2*A3*B4*a1*a2*b3*b4*b4 + 2*A3*B4*a1*a2*b3*b3*b4 + A3*B4*a1*a3*b2*b4*b4 - A3*B4*a1*a3*b2*b2*b4 - A3*B4*a1*a4*b2*b3*b3 + A3*B4*a1*a4*b2*b2*b3 + A3*B4*a2*a3*b1*b4*b4 - A3*B4*a2*a3*b1*b1*b4 - A3*B4*a2*a4*b1*b3*b3 + A3*B4*a2*a4*b1*b1*b3 - A4*B1*a1*a4*b3*b3*b4 - A4*B1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*b3*b4*b4 + A4*B2*a2*a4*b2*b3*b3 - A4*B2*a2*a4*b1*b1*b4 + 2*A4*B3*a1*a2*b3*b4*b4 - 2*A4*B3*a1*a2*b3*b3*b4 - A4*B3*a1*a3*b2*b4*b4 + A4*B3*a1*a3*b2*b2*b4 + A4*B3*a1*a4*b2*b3*b3 - A4*B3*a1*a4*b2*b2*b3 - A4*B3*a2*a3*b1*b4*b4 + A4*B3*a2*a3*b1*b1*b4 + A4*B3*a2*a4*b1*b3*b3 - A4*B3*a2*a4*b1*b1*b3 - A1*B4*a2*a4*b3*b3*b4 - A1*B4*a3*a4*b2*b2*b4 - A2*B3*a2*a4*b3*b3*b4 + A2*B3*a3*a4*b2*b2*b4 - A2*B4*a1*a4*b3*b3*b4 - A2*B4*a2*a3*b3*b4*b4 - A2*B4*a3*a4*b1*b1*b4 + A2*B4*a3*a4*b2*b2*b3 + A3*B2*a2*a4*b3*b3*b4 - A3*B2*a3*a4*b2*b2*b4 - A3*B4*a1*a4*b2*b2*b4 - A3*B4*a2*a3*b2*b4*b4 + A3*B4*a2*a4*b2*b3*b3 - A3*B4*a2*a4*b1*b1*b4 - A3*B4*a3*a4*b1*b1*b3 + A4*B1*a2*a4*b3*b3*b4 + A4*B1*a3*a4*b2*b2*b4 + A4*B2*a1*a4*b3*b3*b4 + A4*B2*a2*a3*b3*b4*b4 + A4*B2*a3*a4*b1*b1*b4 - A4*B2*a3*a4*b2*b2*b3 + A4*B3*a1*a4*b2*b2*b4 + A4*B3*a2*a3*b2*b4*b4 - A4*B3*a2*a4*b2*b3*b3 + A4*B3*a2*a4*b1*b1*b4 + A4*B3*a3*a4*b1*b1*b3 + A2*B4*a2*a4*b3*b3*b4 + A3*B4*a3*a4*b1*b1*b4 - A3*B4*a3*a4*b2*b2*b3 - A4*B2*a2*a4*b3*b3*b4 - A4*B3*a3*a4*b1*b1*b4 + A4*B3*a3*a4*b2*b2*b3 + A3*B4*a3*a4*b2*b2*b4 - A4*B3*a3*a4*b2*b2*b4 + A1*B2*a1*a3*b1*b2*b3 + A1*B3*a1*a2*b1*b2*b3 - A2*B1*a1*a3*b1*b2*b3 - A3*B1*a1*a2*b1*b2*b3 + 2*A1*B2*a1*a2*b1*b3*b4 - A1*B2*a1*a3*b1*b2*b4 - A1*B2*a1*a4*b1*b2*b3 - A1*B2*a2*a3*b1*b2*b3 - A1*B3*a1*a2*b1*b2*b4 - A1*B4*a1*a2*b1*b2*b3 - 2*A2*B1*a1*a2*b1*b3*b4 + A2*B1*a1*a3*b1*b2*b4 + A2*B1*a1*a4*b1*b2*b3 + A2*B1*a2*a3*b1*b2*b3 + A2*B3*a1*a2*b1*b2*b3 + A3*B1*a1*a2*b1*b2*b4 - A3*B2*a1*a2*b1*b2*b3 + A4*B1*a1*a2*b1*b2*b3 - 2*A1*B2*a1*a2*b2*b3*b4 - A1*B2*a1*a3*b1*b3*b4 + A1*B2*a1*a4*b1*b2*b4 + A1*B2*a2*a3*b1*b2*b4 + A1*B2*a2*a4*b1*b2*b3 - A1*B3*a1*a2*b1*b3*b4 + 2*A1*B3*a1*a3*b1*b2*b4 - A1*B3*a1*a4*b1*b2*b3 - A1*B3*a2*a3*b1*b2*b3 + A1*B4*a1*a2*b1*b2*b4 - A1*B4*a1*a3*b1*b2*b3 + 2*A2*B1*a1*a2*b2*b3*b4 + A2*B1*a1*a3*b1*b3*b4 - A2*B1*a1*a4*b1*b2*b4 - A2*B1*a2*a3*b1*b2*b4 - A2*B1*a2*a4*b1*b2*b3 - A2*B3*a1*a2*b1*b2*b4 - A2*B3*a1*a3*b1*b2*b3 - A2*B4*a1*a2*b1*b2*b3 + A3*B1*a1*a2*b1*b3*b4 - 2*A3*B1*a1*a3*b1*b2*b4 + A3*B1*a1*a4*b1*b2*b3 + A3*B1*a2*a3*b1*b2*b3 + A3*B2*a1*a2*b1*b2*b4 + A3*B2*a1*a3*b1*b2*b3 - A4*B1*a1*a2*b1*b2*b4 + A4*B1*a1*a3*b1*b2*b3 + A4*B2*a1*a2*b1*b2*b3 + A1*B2*a1*a3*b2*b3*b4 - A1*B2*a1*a4*b1*b3*b4 - A1*B2*a2*a3*b1*b3*b4 - A1*B2*a2*a4*b1*b2*b4 + A1*B3*a1*a2*b2*b3*b4 - A1*B3*a1*a4*b1*b2*b4 - A1*B3*a2*a3*b1*b2*b4 - A1*B4*a1*a2*b1*b3*b4 - A1*B4*a1*a3*b1*b2*b4 + 2*A1*B4*a1*a4*b1*b2*b3 + 2*A1*B4*a2*a3*b1*b2*b3 - A2*B1*a1*a3*b2*b3*b4 + A2*B1*a1*a4*b1*b3*b4 + A2*B1*a2*a3*b1*b3*b4 + A2*B1*a2*a4*b1*b2*b4 + A2*B3*a1*a2*b1*b3*b4 - A2*B3*a1*a3*b1*b2*b4 + A2*B4*a1*a2*b1*b2*b4 + 2*A2*B4*a1*a3*b1*b2*b3 - A3*B1*a1*a2*b2*b3*b4 + A3*B1*a1*a4*b1*b2*b4 + A3*B1*a2*a3*b1*b2*b4 - A3*B2*a1*a2*b1*b3*b4 + A3*B2*a1*a3*b1*b2*b4 + 2*A3*B4*a1*a2*b1*b2*b3 + A4*B1*a1*a2*b1*b3*b4 + A4*B1*a1*a3*b1*b2*b4 - 2*A4*B1*a1*a4*b1*b2*b3 - 2*A4*B1*a2*a3*b1*b2*b3 - A4*B2*a1*a2*b1*b2*b4 - 2*A4*B2*a1*a3*b1*b2*b3 - 2*A4*B3*a1*a2*b1*b2*b3 + A1*B2*a1*a4*b2*b3*b4 + A1*B2*a2*a3*b2*b3*b4 - A1*B2*a2*a4*b1*b3*b4 - 2*A1*B3*a1*a3*b2*b3*b4 + A1*B3*a1*a4*b1*b3*b4 + A1*B3*a2*a3*b1*b3*b4 + 2*A1*B3*a2*a4*b1*b2*b4 + A1*B3*a3*a4*b1*b2*b3 + A1*B4*a1*a2*b2*b3*b4 + A1*B4*a1*a3*b1*b3*b4 - A1*B4*a2*a4*b1*b2*b3 - A2*B1*a1*a4*b2*b3*b4 - A2*B1*a2*a3*b2*b3*b4 + A2*B1*a2*a4*b1*b3*b4 - A2*B3*a1*a2*b2*b3*b4 + A2*B3*a1*a3*b1*b3*b4 + 2*A2*B3*a1*a4*b1*b2*b4 + 2*A2*B3*a2*a3*b1*b2*b4 - A2*B3*a2*a4*b1*b2*b3 + A2*B4*a1*a2*b1*b3*b4 - A2*B4*a1*a4*b1*b2*b3 - A2*B4*a2*a3*b1*b2*b3 + 2*A3*B1*a1*a3*b2*b3*b4 - A3*B1*a1*a4*b1*b3*b4 - A3*B1*a2*a3*b1*b3*b4 - 2*A3*B1*a2*a4*b1*b2*b4 - A3*B1*a3*a4*b1*b2*b3 + A3*B2*a1*a2*b2*b3*b4 - A3*B2*a1*a3*b1*b3*b4 - 2*A3*B2*a1*a4*b1*b2*b4 - 2*A3*B2*a2*a3*b1*b2*b4 + A3*B2*a2*a4*b1*b2*b3 - 2*A3*B4*a1*a2*b1*b2*b4 - A3*B4*a1*a3*b1*b2*b3 - A4*B1*a1*a2*b2*b3*b4 - A4*B1*a1*a3*b1*b3*b4 + A4*B1*a2*a4*b1*b2*b3 - A4*B2*a1*a2*b1*b3*b4 + A4*B2*a1*a4*b1*b2*b3 + A4*B2*a2*a3*b1*b2*b3 + 2*A4*B3*a1*a2*b1*b2*b4 + A4*B3*a1*a3*b1*b2*b3 + A1*B2*a2*a4*b2*b3*b4 + 2*A1*B2*a3*a4*b1*b3*b4 + A1*B3*a1*a4*b2*b3*b4 + A1*B3*a2*a3*b2*b3*b4 - A1*B3*a3*a4*b1*b2*b4 + A1*B4*a1*a3*b2*b3*b4 - A1*B4*a2*a4*b1*b2*b4 - A1*B4*a3*a4*b1*b2*b3 - A2*B1*a2*a4*b2*b3*b4 - 2*A2*B1*a3*a4*b1*b3*b4 + A2*B3*a1*a3*b2*b3*b4 - 2*A2*B3*a1*a4*b1*b3*b4 - 2*A2*B3*a2*a3*b1*b3*b4 - A2*B3*a2*a4*b1*b2*b4 + A2*B3*a3*a4*b1*b2*b3 - A2*B4*a1*a2*b2*b3*b4 - 2*A2*B4*a1*a3*b1*b3*b4 - A2*B4*a1*a4*b1*b2*b4 - A2*B4*a2*a3*b1*b2*b4 + 2*A2*B4*a2*a4*b1*b2*b3 - A3*B1*a1*a4*b2*b3*b4 - A3*B1*a2*a3*b2*b3*b4 + A3*B1*a3*a4*b1*b2*b4 - A3*B2*a1*a3*b2*b3*b4 + 2*A3*B2*a1*a4*b1*b3*b4 + 2*A3*B2*a2*a3*b1*b3*b4 + A3*B2*a2*a4*b1*b2*b4 - A3*B2*a3*a4*b1*b2*b3 + A3*B4*a1*a3*b1*b2*b4 - A3*B4*a1*a4*b1*b2*b3 - A3*B4*a2*a3*b1*b2*b3 - A4*B1*a1*a3*b2*b3*b4 + A4*B1*a2*a4*b1*b2*b4 + A4*B1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*b2*b3*b4 + 2*A4*B2*a1*a3*b1*b3*b4 + A4*B2*a1*a4*b1*b2*b4 + A4*B2*a2*a3*b1*b2*b4 - 2*A4*B2*a2*a4*b1*b2*b3 - A4*B3*a1*a3*b1*b2*b4 + A4*B3*a1*a4*b1*b2*b3 + A4*B3*a2*a3*b1*b2*b3 - 2*A1*B2*a3*a4*b2*b3*b4 - 2*A1*B3*a2*a4*b2*b3*b4 - A1*B3*a3*a4*b1*b3*b4 - 2*A1*B4*a1*a4*b2*b3*b4 - 2*A1*B4*a2*a3*b2*b3*b4 + A1*B4*a2*a4*b1*b3*b4 + A1*B4*a3*a4*b1*b2*b4 + 2*A2*B1*a3*a4*b2*b3*b4 + A2*B3*a2*a4*b1*b3*b4 - A2*B3*a3*a4*b1*b2*b4 + A2*B4*a1*a4*b1*b3*b4 + A2*B4*a2*a3*b1*b3*b4 - A2*B4*a3*a4*b1*b2*b3 + 2*A3*B1*a2*a4*b2*b3*b4 + A3*B1*a3*a4*b1*b3*b4 - A3*B2*a2*a4*b1*b3*b4 + A3*B2*a3*a4*b1*b2*b4 + A3*B4*a1*a3*b1*b3*b4 + A3*B4*a1*a4*b1*b2*b4 + A3*B4*a2*a3*b1*b2*b4 - A3*B4*a2*a4*b1*b2*b3 + 2*A4*B1*a1*a4*b2*b3*b4 + 2*A4*B1*a2*a3*b2*b3*b4 - A4*B1*a2*a4*b1*b3*b4 - A4*B1*a3*a4*b1*b2*b4 - A4*B2*a1*a4*b1*b3*b4 - A4*B2*a2*a3*b1*b3*b4 + A4*B2*a3*a4*b1*b2*b3 - A4*B3*a1*a3*b1*b3*b4 - A4*B3*a1*a4*b1*b2*b4 - A4*B3*a2*a3*b1*b2*b4 + A4*B3*a2*a4*b1*b2*b3 + A1*B3*a3*a4*b2*b3*b4 + A1*B4*a2*a4*b2*b3*b4 - A1*B4*a3*a4*b1*b3*b4 + A2*B3*a2*a4*b2*b3*b4 + A2*B3*a3*a4*b1*b3*b4 + A2*B4*a1*a4*b2*b3*b4 + A2*B4*a2*a3*b2*b3*b4 - 2*A2*B4*a2*a4*b1*b3*b4 + A2*B4*a3*a4*b1*b2*b4 - A3*B1*a3*a4*b2*b3*b4 - A3*B2*a2*a4*b2*b3*b4 - A3*B2*a3*a4*b1*b3*b4 - A3*B4*a1*a3*b2*b3*b4 - A3*B4*a1*a4*b1*b3*b4 - A3*B4*a2*a3*b1*b3*b4 + A3*B4*a2*a4*b1*b2*b4 + 2*A3*B4*a3*a4*b1*b2*b3 - A4*B1*a2*a4*b2*b3*b4 + A4*B1*a3*a4*b1*b3*b4 - A4*B2*a1*a4*b2*b3*b4 - A4*B2*a2*a3*b2*b3*b4 + 2*A4*B2*a2*a4*b1*b3*b4 - A4*B2*a3*a4*b1*b2*b4 + A4*B3*a1*a3*b2*b3*b4 + A4*B3*a1*a4*b1*b3*b4 + A4*B3*a2*a3*b1*b3*b4 - A4*B3*a2*a4*b1*b2*b4 - 2*A4*B3*a3*a4*b1*b2*b3 + A1*B4*a3*a4*b2*b3*b4 - A2*B3*a3*a4*b2*b3*b4 + A2*B4*a3*a4*b1*b3*b4 + A3*B2*a3*a4*b2*b3*b4 + A3*B4*a1*a4*b2*b3*b4 + A3*B4*a2*a3*b2*b3*b4 + A3*B4*a2*a4*b1*b3*b4 - 2*A3*B4*a3*a4*b1*b2*b4 - A4*B1*a3*a4*b2*b3*b4 - A4*B2*a3*a4*b1*b3*b4 - A4*B3*a1*a4*b2*b3*b4 - A4*B3*a2*a3*b2*b3*b4 - A4*B3*a2*a4*b1*b3*b4 + 2*A4*B3*a3*a4*b1*b2*b4 - A2*B4*a3*a4*b2*b3*b4 - A3*B4*a2*a4*b2*b3*b4 + A4*B2*a3*a4*b2*b3*b4 + A4*B3*a2*a4*b2*b3*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
float m8 = -(A1*B2*a1*a2*a2*b3*b3 - A1*B2*a1*a1*a2*b3*b3 - A2*B1*a1*a2*a2*b3*b3 + A2*B1*a1*a1*a2*b3*b3 + A1*B2*a1*a2*a2*b4*b4 - A1*B2*a1*a1*a2*b4*b4 + A1*B3*a1*a3*a3*b2*b2 - A1*B3*a1*a1*a3*b2*b2 - A2*B1*a1*a2*a2*b4*b4 + A2*B1*a1*a1*a2*b4*b4 - A3*B1*a1*a3*a3*b2*b2 + A3*B1*a1*a1*a3*b2*b2 - A1*B2*a1*a3*a3*b4*b4 - A1*B2*a1*a4*a4*b3*b3 + A1*B2*a1*a1*a3*b4*b4 + A1*B2*a1*a1*a4*b3*b3 - A1*B3*a1*a2*a2*b4*b4 - A1*B3*a1*a4*a4*b2*b2 + A1*B3*a1*a1*a2*b4*b4 + A1*B3*a1*a1*a4*b2*b2 - A1*B4*a1*a2*a2*b3*b3 - A1*B4*a1*a3*a3*b2*b2 + A1*B4*a1*a1*a2*b3*b3 + A1*B4*a1*a1*a3*b2*b2 + A2*B1*a1*a3*a3*b4*b4 + A2*B1*a1*a4*a4*b3*b3 - A2*B1*a1*a1*a3*b4*b4 - A2*B1*a1*a1*a4*b3*b3 + A2*B3*a2*a3*a3*b1*b1 - A2*B3*a2*a2*a3*b1*b1 + A3*B1*a1*a2*a2*b4*b4 + A3*B1*a1*a4*a4*b2*b2 - A3*B1*a1*a1*a2*b4*b4 - A3*B1*a1*a1*a4*b2*b2 - A3*B2*a2*a3*a3*b1*b1 + A3*B2*a2*a2*a3*b1*b1 + A4*B1*a1*a2*a2*b3*b3 + A4*B1*a1*a3*a3*b2*b2 - A4*B1*a1*a1*a2*b3*b3 - A4*B1*a1*a1*a3*b2*b2 + A1*B2*a2*a3*a3*b4*b4 + A1*B2*a2*a4*a4*b3*b3 - A1*B2*a2*a2*a3*b4*b4 - A1*B2*a2*a2*a4*b3*b3 + A1*B3*a1*a3*a3*b4*b4 - A1*B3*a1*a1*a3*b4*b4 + A1*B4*a1*a4*a4*b2*b2 - A1*B4*a1*a1*a4*b2*b2 - A2*B1*a2*a3*a3*b4*b4 - A2*B1*a2*a4*a4*b3*b3 + A2*B1*a2*a2*a3*b4*b4 + A2*B1*a2*a2*a4*b3*b3 + A2*B3*a1*a2*a2*b4*b4 - A2*B3*a2*a4*a4*b1*b1 - A2*B3*a1*a1*a2*b4*b4 + A2*B3*a2*a2*a4*b1*b1 + A2*B4*a1*a2*a2*b3*b3 - A2*B4*a2*a3*a3*b1*b1 - A2*B4*a1*a1*a2*b3*b3 + A2*B4*a2*a2*a3*b1*b1 - A3*B1*a1*a3*a3*b4*b4 + A3*B1*a1*a1*a3*b4*b4 - A3*B2*a1*a2*a2*b4*b4 + A3*B2*a2*a4*a4*b1*b1 + A3*B2*a1*a1*a2*b4*b4 - A3*B2*a2*a2*a4*b1*b1 - A4*B1*a1*a4*a4*b2*b2 + A4*B1*a1*a1*a4*b2*b2 - A4*B2*a1*a2*a2*b3*b3 + A4*B2*a2*a3*a3*b1*b1 + A4*B2*a1*a1*a2*b3*b3 - A4*B2*a2*a2*a3*b1*b1 - A1*B3*a2*a3*a3*b4*b4 + A1*B3*a3*a4*a4*b2*b2 + A1*B3*a2*a2*a3*b4*b4 - A1*B3*a3*a3*a4*b2*b2 + A1*B4*a1*a4*a4*b3*b3 - A1*B4*a1*a1*a4*b3*b3 - A2*B3*a1*a3*a3*b4*b4 + A2*B3*a3*a4*a4*b1*b1 + A2*B3*a1*a1*a3*b4*b4 - A2*B3*a3*a3*a4*b1*b1 + A2*B4*a2*a4*a4*b1*b1 - A2*B4*a2*a2*a4*b1*b1 + A3*B1*a2*a3*a3*b4*b4 - A3*B1*a3*a4*a4*b2*b2 - A3*B1*a2*a2*a3*b4*b4 + A3*B1*a3*a3*a4*b2*b2 + A3*B2*a1*a3*a3*b4*b4 - A3*B2*a3*a4*a4*b1*b1 - A3*B2*a1*a1*a3*b4*b4 + A3*B2*a3*a3*a4*b1*b1 + A3*B4*a1*a3*a3*b2*b2 + A3*B4*a2*a3*a3*b1*b1 - A3*B4*a1*a1*a3*b2*b2 - A3*B4*a2*a2*a3*b1*b1 - A4*B1*a1*a4*a4*b3*b3 + A4*B1*a1*a1*a4*b3*b3 - A4*B2*a2*a4*a4*b1*b1 + A4*B2*a2*a2*a4*b1*b1 - A4*B3*a1*a3*a3*b2*b2 - A4*B3*a2*a3*a3*b1*b1 + A4*B3*a1*a1*a3*b2*b2 + A4*B3*a2*a2*a3*b1*b1 - A1*B4*a2*a4*a4*b3*b3 - A1*B4*a3*a4*a4*b2*b2 + A1*B4*a2*a2*a4*b3*b3 + A1*B4*a3*a3*a4*b2*b2 + A2*B3*a2*a3*a3*b4*b4 - A2*B3*a2*a2*a3*b4*b4 - A2*B4*a1*a4*a4*b3*b3 - A2*B4*a3*a4*a4*b1*b1 + A2*B4*a1*a1*a4*b3*b3 + A2*B4*a3*a3*a4*b1*b1 - A3*B2*a2*a3*a3*b4*b4 + A3*B2*a2*a2*a3*b4*b4 - A3*B4*a1*a4*a4*b2*b2 - A3*B4*a2*a4*a4*b1*b1 + A3*B4*a1*a1*a4*b2*b2 + A3*B4*a2*a2*a4*b1*b1 + A4*B1*a2*a4*a4*b3*b3 + A4*B1*a3*a4*a4*b2*b2 - A4*B1*a2*a2*a4*b3*b3 - A4*B1*a3*a3*a4*b2*b2 + A4*B2*a1*a4*a4*b3*b3 + A4*B2*a3*a4*a4*b1*b1 - A4*B2*a1*a1*a4*b3*b3 - A4*B2*a3*a3*a4*b1*b1 + A4*B3*a1*a4*a4*b2*b2 + A4*B3*a2*a4*a4*b1*b1 - A4*B3*a1*a1*a4*b2*b2 - A4*B3*a2*a2*a4*b1*b1 + A2*B4*a2*a4*a4*b3*b3 - A2*B4*a2*a2*a4*b3*b3 + A3*B4*a3*a4*a4*b1*b1 - A3*B4*a3*a3*a4*b1*b1 - A4*B2*a2*a4*a4*b3*b3 + A4*B2*a2*a2*a4*b3*b3 - A4*B3*a3*a4*a4*b1*b1 + A4*B3*a3*a3*a4*b1*b1 + A3*B4*a3*a4*a4*b2*b2 - A3*B4*a3*a3*a4*b2*b2 - A4*B3*a3*a4*a4*b2*b2 + A4*B3*a3*a3*a4*b2*b2 - A1*B2*a1*a3*a3*b1*b2 + A2*B1*a1*a3*a3*b1*b2 - A1*B2*a1*a4*a4*b1*b2 + A1*B2*a2*a3*a3*b1*b2 - A1*B3*a1*a2*a2*b1*b3 + A2*B1*a1*a4*a4*b1*b2 - A2*B1*a2*a3*a3*b1*b2 + A3*B1*a1*a2*a2*b1*b3 + A1*B2*a1*a3*a3*b1*b4 + A1*B2*a1*a4*a4*b1*b3 + A1*B2*a2*a4*a4*b1*b2 + A1*B2*a1*a1*a3*b2*b3 - A1*B2*a2*a2*a3*b1*b3 + A1*B3*a1*a2*a2*b1*b4 + A1*B3*a1*a4*a4*b1*b2 - A1*B3*a2*a3*a3*b1*b2 + A1*B3*a1*a1*a2*b2*b3 + A1*B4*a1*a2*a2*b1*b3 + A1*B4*a1*a3*a3*b1*b2 - A2*B1*a1*a3*a3*b1*b4 - A2*B1*a1*a4*a4*b1*b3 - A2*B1*a2*a4*a4*b1*b2 - A2*B1*a1*a1*a3*b2*b3 + A2*B1*a2*a2*a3*b1*b3 + A2*B3*a1*a2*a2*b1*b3 - A2*B3*a1*a3*a3*b1*b2 - A3*B1*a1*a2*a2*b1*b4 - A3*B1*a1*a4*a4*b1*b2 + A3*B1*a2*a3*a3*b1*b2 - A3*B1*a1*a1*a2*b2*b3 - A3*B2*a1*a2*a2*b1*b3 + A3*B2*a1*a3*a3*b1*b2 - A4*B1*a1*a2*a2*b1*b3 - A4*B1*a1*a3*a3*b1*b2 - 2*A1*B2*a1*a2*a2*b3*b4 + A1*B2*a1*a3*a3*b2*b4 + A1*B2*a1*a4*a4*b2*b3 - A1*B2*a2*a3*a3*b1*b4 - A1*B2*a2*a4*a4*b1*b3 + 2*A1*B2*a1*a1*a2*b3*b4 - A1*B2*a1*a1*a3*b2*b4 - A1*B2*a1*a1*a4*b2*b3 + A1*B2*a2*a2*a3*b1*b4 + A1*B2*a2*a2*a4*b1*b3 - A1*B3*a1*a4*a4*b1*b3 - A1*B3*a1*a1*a2*b2*b4 + A1*B3*a2*a2*a3*b1*b3 - A1*B4*a1*a2*a2*b1*b4 - A1*B4*a1*a1*a2*b2*b3 + 2*A2*B1*a1*a2*a2*b3*b4 - A2*B1*a1*a3*a3*b2*b4 - A2*B1*a1*a4*a4*b2*b3 + A2*B1*a2*a3*a3*b1*b4 + A2*B1*a2*a4*a4*b1*b3 - 2*A2*B1*a1*a1*a2*b3*b4 + A2*B1*a1*a1*a3*b2*b4 + A2*B1*a1*a1*a4*b2*b3 - A2*B1*a2*a2*a3*b1*b4 - A2*B1*a2*a2*a4*b1*b3 - A2*B3*a1*a2*a2*b1*b4 - A2*B3*a1*a1*a2*b2*b3 - A2*B4*a1*a2*a2*b1*b3 + A3*B1*a1*a4*a4*b1*b3 + A3*B1*a1*a1*a2*b2*b4 - A3*B1*a2*a2*a3*b1*b3 + A3*B2*a1*a2*a2*b1*b4 + A3*B2*a1*a1*a2*b2*b3 + A4*B1*a1*a2*a2*b1*b4 + A4*B1*a1*a1*a2*b2*b3 + A4*B2*a1*a2*a2*b1*b3 - A1*B2*a2*a3*a3*b2*b4 - A1*B2*a2*a4*a4*b2*b3 - A1*B2*a1*a1*a3*b3*b4 + A1*B2*a1*a1*a4*b2*b4 - A1*B2*a2*a2*a4*b1*b4 + A1*B3*a1*a2*a2*b3*b4 - 2*A1*B3*a1*a3*a3*b2*b4 + A1*B3*a1*a4*a4*b2*b3 + A1*B3*a2*a3*a3*b1*b4 - A1*B3*a3*a4*a4*b1*b2 - A1*B3*a1*a1*a2*b3*b4 + 2*A1*B3*a1*a1*a3*b2*b4 - A1*B3*a1*a1*a4*b2*b3 - A1*B3*a2*a2*a3*b1*b4 + A1*B3*a3*a3*a4*b1*b2 - A1*B4*a1*a3*a3*b1*b4 - A1*B4*a2*a4*a4*b1*b2 + A1*B4*a1*a1*a2*b2*b4 - A1*B4*a1*a1*a3*b2*b3 + A2*B1*a2*a3*a3*b2*b4 + A2*B1*a2*a4*a4*b2*b3 + A2*B1*a1*a1*a3*b3*b4 - A2*B1*a1*a1*a4*b2*b4 + A2*B1*a2*a2*a4*b1*b4 + A2*B3*a1*a3*a3*b1*b4 + A2*B3*a2*a4*a4*b1*b2 + A2*B3*a1*a1*a2*b2*b4 + A2*B3*a1*a1*a3*b2*b3 + A2*B4*a1*a2*a2*b1*b4 - A2*B4*a1*a4*a4*b1*b2 + A2*B4*a2*a3*a3*b1*b2 + A2*B4*a1*a1*a2*b2*b3 - A3*B1*a1*a2*a2*b3*b4 + 2*A3*B1*a1*a3*a3*b2*b4 - A3*B1*a1*a4*a4*b2*b3 - A3*B1*a2*a3*a3*b1*b4 + A3*B1*a3*a4*a4*b1*b2 + A3*B1*a1*a1*a2*b3*b4 - 2*A3*B1*a1*a1*a3*b2*b4 + A3*B1*a1*a1*a4*b2*b3 + A3*B1*a2*a2*a3*b1*b4 - A3*B1*a3*a3*a4*b1*b2 - A3*B2*a1*a3*a3*b1*b4 - A3*B2*a2*a4*a4*b1*b2 - A3*B2*a1*a1*a2*b2*b4 - A3*B2*a1*a1*a3*b2*b3 - A3*B4*a1*a3*a3*b1*b2 + A4*B1*a1*a3*a3*b1*b4 + A4*B1*a2*a4*a4*b1*b2 - A4*B1*a1*a1*a2*b2*b4 + A4*B1*a1*a1*a3*b2*b3 - A4*B2*a1*a2*a2*b1*b4 + A4*B2*a1*a4*a4*b1*b2 - A4*B2*a2*a3*a3*b1*b2 - A4*B2*a1*a1*a2*b2*b3 + A4*B3*a1*a3*a3*b1*b2 - A1*B2*a1*a1*a4*b3*b4 + A1*B2*a2*a2*a3*b3*b4 + A1*B3*a2*a3*a3*b2*b4 + A1*B3*a3*a4*a4*b1*b3 - A1*B3*a1*a1*a4*b2*b4 + A1*B4*a1*a2*a2*b3*b4 + A1*B4*a1*a3*a3*b2*b4 - 2*A1*B4*a1*a4*a4*b2*b3 + A1*B4*a2*a4*a4*b1*b3 + A1*B4*a3*a4*a4*b1*b2 - A1*B4*a1*a1*a2*b3*b4 - A1*B4*a1*a1*a3*b2*b4 + 2*A1*B4*a1*a1*a4*b2*b3 - A1*B4*a2*a2*a4*b1*b3 - A1*B4*a3*a3*a4*b1*b2 + A2*B1*a1*a1*a4*b3*b4 - A2*B1*a2*a2*a3*b3*b4 - A2*B3*a1*a2*a2*b3*b4 + A2*B3*a1*a3*a3*b2*b4 - 2*A2*B3*a2*a3*a3*b1*b4 + A2*B3*a2*a4*a4*b1*b3 - A2*B3*a3*a4*a4*b1*b2 + A2*B3*a1*a1*a2*b3*b4 - A2*B3*a1*a1*a3*b2*b4 + 2*A2*B3*a2*a2*a3*b1*b4 - A2*B3*a2*a2*a4*b1*b3 + A2*B3*a3*a3*a4*b1*b2 + A2*B4*a1*a4*a4*b1*b3 - A2*B4*a1*a1*a2*b2*b4 - A2*B4*a2*a2*a3*b1*b3 - A3*B1*a2*a3*a3*b2*b4 - A3*B1*a3*a4*a4*b1*b3 + A3*B1*a1*a1*a4*b2*b4 + A3*B2*a1*a2*a2*b3*b4 - A3*B2*a1*a3*a3*b2*b4 + 2*A3*B2*a2*a3*a3*b1*b4 - A3*B2*a2*a4*a4*b1*b3 + A3*B2*a3*a4*a4*b1*b2 - A3*B2*a1*a1*a2*b3*b4 + A3*B2*a1*a1*a3*b2*b4 - 2*A3*B2*a2*a2*a3*b1*b4 + A3*B2*a2*a2*a4*b1*b3 - A3*B2*a3*a3*a4*b1*b2 + A3*B4*a1*a4*a4*b1*b2 - A3*B4*a2*a3*a3*b1*b2 - A4*B1*a1*a2*a2*b3*b4 - A4*B1*a1*a3*a3*b2*b4 + 2*A4*B1*a1*a4*a4*b2*b3 - A4*B1*a2*a4*a4*b1*b3 - A4*B1*a3*a4*a4*b1*b2 + A4*B1*a1*a1*a2*b3*b4 + A4*B1*a1*a1*a3*b2*b4 - 2*A4*B1*a1*a1*a4*b2*b3 + A4*B1*a2*a2*a4*b1*b3 + A4*B1*a3*a3*a4*b1*b2 - A4*B2*a1*a4*a4*b1*b3 + A4*B2*a1*a1*a2*b2*b4 + A4*B2*a2*a2*a3*b1*b3 - A4*B3*a1*a4*a4*b1*b2 + A4*B3*a2*a3*a3*b1*b2 + A1*B2*a2*a2*a4*b3*b4 - A1*B3*a3*a4*a4*b2*b3 + A1*B3*a1*a1*a4*b3*b4 - A1*B3*a2*a2*a3*b3*b4 - A1*B3*a3*a3*a4*b1*b4 + A1*B4*a2*a4*a4*b2*b3 - A1*B4*a3*a4*a4*b1*b3 + A1*B4*a1*a1*a3*b3*b4 + A1*B4*a2*a2*a4*b1*b4 - A2*B1*a2*a2*a4*b3*b4 - A2*B3*a2*a4*a4*b2*b3 - A2*B3*a3*a4*a4*b1*b3 - A2*B3*a1*a1*a3*b3*b4 - A2*B3*a2*a2*a4*b1*b4 - A2*B4*a1*a2*a2*b3*b4 + A2*B4*a1*a4*a4*b2*b3 + A2*B4*a2*a3*a3*b1*b4 - 2*A2*B4*a2*a4*a4*b1*b3 + A2*B4*a3*a4*a4*b1*b2 + A2*B4*a1*a1*a2*b3*b4 - A2*B4*a1*a1*a4*b2*b3 - A2*B4*a2*a2*a3*b1*b4 + 2*A2*B4*a2*a2*a4*b1*b3 - A2*B4*a3*a3*a4*b1*b2 + A3*B1*a3*a4*a4*b2*b3 - A3*B1*a1*a1*a4*b3*b4 + A3*B1*a2*a2*a3*b3*b4 + A3*B1*a3*a3*a4*b1*b4 + A3*B2*a2*a4*a4*b2*b3 + A3*B2*a3*a4*a4*b1*b3 + A3*B2*a1*a1*a3*b3*b4 + A3*B2*a2*a2*a4*b1*b4 + A3*B4*a1*a3*a3*b1*b4 - A3*B4*a1*a4*a4*b1*b3 + A3*B4*a2*a4*a4*b1*b2 + A3*B4*a1*a1*a3*b2*b3 + A3*B4*a2*a2*a3*b1*b3 - A4*B1*a2*a4*a4*b2*b3 + A4*B1*a3*a4*a4*b1*b3 - A4*B1*a1*a1*a3*b3*b4 - A4*B1*a2*a2*a4*b1*b4 + A4*B2*a1*a2*a2*b3*b4 - A4*B2*a1*a4*a4*b2*b3 - A4*B2*a2*a3*a3*b1*b4 + 2*A4*B2*a2*a4*a4*b1*b3 - A4*B2*a3*a4*a4*b1*b2 - A4*B2*a1*a1*a2*b3*b4 + A4*B2*a1*a1*a4*b2*b3 + A4*B2*a2*a2*a3*b1*b4 - 2*A4*B2*a2*a2*a4*b1*b3 + A4*B2*a3*a3*a4*b1*b2 - A4*B3*a1*a3*a3*b1*b4 + A4*B3*a1*a4*a4*b1*b3 - A4*B3*a2*a4*a4*b1*b2 - A4*B3*a1*a1*a3*b2*b3 - A4*B3*a2*a2*a3*b1*b3 + A1*B3*a3*a3*a4*b2*b4 + A1*B4*a3*a4*a4*b2*b3 + A1*B4*a3*a3*a4*b1*b4 + A2*B3*a3*a4*a4*b2*b3 + A2*B3*a3*a3*a4*b1*b4 - A2*B4*a2*a3*a3*b2*b4 + A2*B4*a3*a4*a4*b1*b3 + A2*B4*a1*a1*a4*b2*b4 - A3*B1*a3*a3*a4*b2*b4 - A3*B2*a3*a4*a4*b2*b3 - A3*B2*a3*a3*a4*b1*b4 - A3*B4*a1*a3*a3*b2*b4 + A3*B4*a1*a4*a4*b2*b3 - A3*B4*a2*a3*a3*b1*b4 + A3*B4*a2*a4*a4*b1*b3 - 2*A3*B4*a3*a4*a4*b1*b2 + A3*B4*a1*a1*a3*b2*b4 - A3*B4*a1*a1*a4*b2*b3 + A3*B4*a2*a2*a3*b1*b4 - A3*B4*a2*a2*a4*b1*b3 + 2*A3*B4*a3*a3*a4*b1*b2 - A4*B1*a3*a4*a4*b2*b3 - A4*B1*a3*a3*a4*b1*b4 + A4*B2*a2*a3*a3*b2*b4 - A4*B2*a3*a4*a4*b1*b3 - A4*B2*a1*a1*a4*b2*b4 + A4*B3*a1*a3*a3*b2*b4 - A4*B3*a1*a4*a4*b2*b3 + A4*B3*a2*a3*a3*b1*b4 - A4*B3*a2*a4*a4*b1*b3 + 2*A4*B3*a3*a4*a4*b1*b2 - A4*B3*a1*a1*a3*b2*b4 + A4*B3*a1*a1*a4*b2*b3 - A4*B3*a2*a2*a3*b1*b4 + A4*B3*a2*a2*a4*b1*b3 - 2*A4*B3*a3*a3*a4*b1*b2 - A1*B4*a2*a2*a4*b3*b4 - A1*B4*a3*a3*a4*b2*b4 + A2*B3*a2*a2*a4*b3*b4 - A2*B3*a3*a3*a4*b2*b4 - A2*B4*a3*a4*a4*b2*b3 - A2*B4*a1*a1*a4*b3*b4 + A2*B4*a2*a2*a3*b3*b4 - A2*B4*a3*a3*a4*b1*b4 - A3*B2*a2*a2*a4*b3*b4 + A3*B2*a3*a3*a4*b2*b4 + A3*B4*a2*a3*a3*b2*b4 - A3*B4*a2*a4*a4*b2*b3 - A3*B4*a1*a1*a3*b3*b4 - A3*B4*a1*a1*a4*b2*b4 - A3*B4*a2*a2*a4*b1*b4 + A4*B1*a2*a2*a4*b3*b4 + A4*B1*a3*a3*a4*b2*b4 + A4*B2*a3*a4*a4*b2*b3 + A4*B2*a1*a1*a4*b3*b4 - A4*B2*a2*a2*a3*b3*b4 + A4*B2*a3*a3*a4*b1*b4 - A4*B3*a2*a3*a3*b2*b4 + A4*B3*a2*a4*a4*b2*b3 + A4*B3*a1*a1*a3*b3*b4 + A4*B3*a1*a1*a4*b2*b4 + A4*B3*a2*a2*a4*b1*b4 + A2*B4*a3*a3*a4*b2*b4 + A3*B4*a1*a1*a4*b3*b4 - A3*B4*a2*a2*a3*b3*b4 - A4*B2*a3*a3*a4*b2*b4 - A4*B3*a1*a1*a4*b3*b4 + A4*B3*a2*a2*a3*b3*b4 + A3*B4*a2*a2*a4*b3*b4 - A4*B3*a2*a2*a4*b3*b4 + A1*B2*a1*a2*a3*b1*b3 + A1*B3*a1*a2*a3*b1*b2 - A2*B1*a1*a2*a3*b1*b3 - A3*B1*a1*a2*a3*b1*b2 - A1*B2*a1*a2*a3*b1*b4 - A1*B2*a1*a2*a3*b2*b3 - A1*B2*a1*a2*a4*b1*b3 + 2*A1*B2*a1*a3*a4*b1*b2 - A1*B3*a1*a2*a4*b1*b2 - A1*B4*a1*a2*a3*b1*b2 + A2*B1*a1*a2*a3*b1*b4 + A2*B1*a1*a2*a3*b2*b3 + A2*B1*a1*a2*a4*b1*b3 - 2*A2*B1*a1*a3*a4*b1*b2 + A2*B3*a1*a2*a3*b1*b2 + A3*B1*a1*a2*a4*b1*b2 - A3*B2*a1*a2*a3*b1*b2 + A4*B1*a1*a2*a3*b1*b2 + A1*B2*a1*a2*a3*b2*b4 + A1*B2*a1*a2*a4*b1*b4 + A1*B2*a1*a2*a4*b2*b3 - A1*B2*a1*a3*a4*b1*b3 - 2*A1*B2*a2*a3*a4*b1*b2 - A1*B3*a1*a2*a3*b1*b4 - A1*B3*a1*a2*a3*b2*b3 + 2*A1*B3*a1*a2*a4*b1*b3 - A1*B3*a1*a3*a4*b1*b2 - A1*B4*a1*a2*a3*b1*b3 + A1*B4*a1*a2*a4*b1*b2 - A2*B1*a1*a2*a3*b2*b4 - A2*B1*a1*a2*a4*b1*b4 - A2*B1*a1*a2*a4*b2*b3 + A2*B1*a1*a3*a4*b1*b3 + 2*A2*B1*a2*a3*a4*b1*b2 - A2*B3*a1*a2*a3*b1*b3 - A2*B3*a1*a2*a4*b1*b2 - A2*B4*a1*a2*a3*b1*b2 + A3*B1*a1*a2*a3*b1*b4 + A3*B1*a1*a2*a3*b2*b3 - 2*A3*B1*a1*a2*a4*b1*b3 + A3*B1*a1*a3*a4*b1*b2 + A3*B2*a1*a2*a3*b1*b3 + A3*B2*a1*a2*a4*b1*b2 + A4*B1*a1*a2*a3*b1*b3 - A4*B1*a1*a2*a4*b1*b2 + A4*B2*a1*a2*a3*b1*b2 - A1*B2*a1*a2*a4*b2*b4 - A1*B2*a1*a3*a4*b1*b4 - A1*B2*a1*a3*a4*b2*b3 + A1*B2*a2*a3*a4*b1*b3 - A1*B3*a1*a2*a4*b1*b4 - A1*B3*a1*a2*a4*b2*b3 + A1*B3*a2*a3*a4*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4 + 2*A1*B4*a1*a2*a3*b2*b3 - A1*B4*a1*a2*a4*b1*b3 - A1*B4*a1*a3*a4*b1*b2 + A2*B1*a1*a2*a4*b2*b4 + A2*B1*a1*a3*a4*b1*b4 + A2*B1*a1*a3*a4*b2*b3 - A2*B1*a2*a3*a4*b1*b3 - A2*B3*a1*a2*a4*b1*b3 + A2*B3*a1*a3*a4*b1*b2 + 2*A2*B4*a1*a2*a3*b1*b3 + A2*B4*a1*a2*a4*b1*b2 + A3*B1*a1*a2*a4*b1*b4 + A3*B1*a1*a2*a4*b2*b3 - A3*B1*a2*a3*a4*b1*b2 + A3*B2*a1*a2*a4*b1*b3 - A3*B2*a1*a3*a4*b1*b2 + 2*A3*B4*a1*a2*a3*b1*b2 - 2*A4*B1*a1*a2*a3*b1*b4 - 2*A4*B1*a1*a2*a3*b2*b3 + A4*B1*a1*a2*a4*b1*b3 + A4*B1*a1*a3*a4*b1*b2 - 2*A4*B2*a1*a2*a3*b1*b3 - A4*B2*a1*a2*a4*b1*b2 - 2*A4*B3*a1*a2*a3*b1*b2 - A1*B2*a1*a3*a4*b2*b4 + A1*B2*a2*a3*a4*b1*b4 + A1*B2*a2*a3*a4*b2*b3 + A1*B3*a1*a2*a3*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b4 + A1*B3*a1*a3*a4*b1*b4 + A1*B3*a1*a3*a4*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b3 - A1*B4*a1*a2*a3*b2*b4 + A1*B4*a1*a3*a4*b1*b3 + A1*B4*a2*a3*a4*b1*b2 + A2*B1*a1*a3*a4*b2*b4 - A2*B1*a2*a3*a4*b1*b4 - A2*B1*a2*a3*a4*b2*b3 - A2*B3*a1*a2*a3*b2*b4 + 2*A2*B3*a1*a2*a4*b1*b4 + 2*A2*B3*a1*a2*a4*b2*b3 + A2*B3*a1*a3*a4*b1*b3 - A2*B3*a2*a3*a4*b1*b2 - A2*B4*a1*a2*a3*b1*b4 - A2*B4*a1*a2*a3*b2*b3 + A2*B4*a1*a3*a4*b1*b2 - A3*B1*a1*a2*a3*b3*b4 - 2*A3*B1*a1*a2*a4*b2*b4 - A3*B1*a1*a3*a4*b1*b4 - A3*B1*a1*a3*a4*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b3 + A3*B2*a1*a2*a3*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b4 - 2*A3*B2*a1*a2*a4*b2*b3 - A3*B2*a1*a3*a4*b1*b3 + A3*B2*a2*a3*a4*b1*b2 - A3*B4*a1*a2*a3*b1*b3 - 2*A3*B4*a1*a2*a4*b1*b2 + A4*B1*a1*a2*a3*b2*b4 - A4*B1*a1*a3*a4*b1*b3 - A4*B1*a2*a3*a4*b1*b2 + A4*B2*a1*a2*a3*b1*b4 + A4*B2*a1*a2*a3*b2*b3 - A4*B2*a1*a3*a4*b1*b2 + A4*B3*a1*a2*a3*b1*b3 + 2*A4*B3*a1*a2*a4*b1*b2 + 2*A1*B2*a1*a3*a4*b3*b4 + A1*B2*a2*a3*a4*b2*b4 - A1*B3*a1*a2*a4*b3*b4 + A1*B3*a2*a3*a4*b1*b4 + A1*B3*a2*a3*a4*b2*b3 - A1*B4*a1*a2*a3*b3*b4 - A1*B4*a1*a2*a4*b2*b4 + A1*B4*a2*a3*a4*b1*b3 - 2*A2*B1*a1*a3*a4*b3*b4 - A2*B1*a2*a3*a4*b2*b4 + A2*B3*a1*a2*a3*b3*b4 - A2*B3*a1*a2*a4*b2*b4 - 2*A2*B3*a1*a3*a4*b1*b4 - 2*A2*B3*a1*a3*a4*b2*b3 + A2*B3*a2*a3*a4*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4 - A2*B4*a1*a2*a4*b1*b4 - A2*B4*a1*a2*a4*b2*b3 - 2*A2*B4*a1*a3*a4*b1*b3 - A2*B4*a2*a3*a4*b1*b2 + A3*B1*a1*a2*a4*b3*b4 - A3*B1*a2*a3*a4*b1*b4 - A3*B1*a2*a3*a4*b2*b3 - A3*B2*a1*a2*a3*b3*b4 + A3*B2*a1*a2*a4*b2*b4 + 2*A3*B2*a1*a3*a4*b1*b4 + 2*A3*B2*a1*a3*a4*b2*b3 - A3*B2*a2*a3*a4*b1*b3 - A3*B4*a1*a2*a3*b1*b4 - A3*B4*a1*a2*a3*b2*b3 + A3*B4*a1*a2*a4*b1*b3 + A4*B1*a1*a2*a3*b3*b4 + A4*B1*a1*a2*a4*b2*b4 - A4*B1*a2*a3*a4*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4 + A4*B2*a1*a2*a4*b1*b4 + A4*B2*a1*a2*a4*b2*b3 + 2*A4*B2*a1*a3*a4*b1*b3 + A4*B2*a2*a3*a4*b1*b2 + A4*B3*a1*a2*a3*b1*b4 + A4*B3*a1*a2*a3*b2*b3 - A4*B3*a1*a2*a4*b1*b3 - 2*A1*B2*a2*a3*a4*b3*b4 - A1*B3*a1*a3*a4*b3*b4 - 2*A1*B3*a2*a3*a4*b2*b4 + A1*B4*a1*a2*a4*b3*b4 + A1*B4*a1*a3*a4*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b4 - 2*A1*B4*a2*a3*a4*b2*b3 + 2*A2*B1*a2*a3*a4*b3*b4 - A2*B3*a1*a2*a4*b3*b4 + A2*B3*a1*a3*a4*b2*b4 - A2*B4*a1*a2*a3*b3*b4 + A2*B4*a1*a3*a4*b1*b4 + A2*B4*a1*a3*a4*b2*b3 + A3*B1*a1*a3*a4*b3*b4 + 2*A3*B1*a2*a3*a4*b2*b4 + A3*B2*a1*a2*a4*b3*b4 - A3*B2*a1*a3*a4*b2*b4 - A3*B4*a1*a2*a3*b2*b4 + A3*B4*a1*a2*a4*b1*b4 + A3*B4*a1*a2*a4*b2*b3 + A3*B4*a1*a3*a4*b1*b3 - A4*B1*a1*a2*a4*b3*b4 - A4*B1*a1*a3*a4*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b4 + 2*A4*B1*a2*a3*a4*b2*b3 + A4*B2*a1*a2*a3*b3*b4 - A4*B2*a1*a3*a4*b1*b4 - A4*B2*a1*a3*a4*b2*b3 + A4*B3*a1*a2*a3*b2*b4 - A4*B3*a1*a2*a4*b1*b4 - A4*B3*a1*a2*a4*b2*b3 - A4*B3*a1*a3*a4*b1*b3 + A1*B3*a2*a3*a4*b3*b4 - A1*B4*a1*a3*a4*b3*b4 + A1*B4*a2*a3*a4*b2*b4 + A2*B3*a1*a3*a4*b3*b4 + A2*B3*a2*a3*a4*b2*b4 + A2*B4*a1*a2*a4*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b4 + A2*B4*a2*a3*a4*b1*b4 + A2*B4*a2*a3*a4*b2*b3 - A3*B1*a2*a3*a4*b3*b4 - A3*B2*a1*a3*a4*b3*b4 - A3*B2*a2*a3*a4*b2*b4 + 2*A3*B4*a1*a2*a3*b3*b4 + A3*B4*a1*a2*a4*b2*b4 - A3*B4*a1*a3*a4*b1*b4 - A3*B4*a1*a3*a4*b2*b3 - A3*B4*a2*a3*a4*b1*b3 + A4*B1*a1*a3*a4*b3*b4 - A4*B1*a2*a3*a4*b2*b4 - A4*B2*a1*a2*a4*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b4 - A4*B2*a2*a3*a4*b1*b4 - A4*B2*a2*a3*a4*b2*b3 - 2*A4*B3*a1*a2*a3*b3*b4 - A4*B3*a1*a2*a4*b2*b4 + A4*B3*a1*a3*a4*b1*b4 + A4*B3*a1*a3*a4*b2*b3 + A4*B3*a2*a3*a4*b1*b3 + A1*B4*a2*a3*a4*b3*b4 - A2*B3*a2*a3*a4*b3*b4 + A2*B4*a1*a3*a4*b3*b4 + A3*B2*a2*a3*a4*b3*b4 - 2*A3*B4*a1*a2*a4*b3*b4 + A3*B4*a1*a3*a4*b2*b4 + A3*B4*a2*a3*a4*b1*b4 + A3*B4*a2*a3*a4*b2*b3 - A4*B1*a2*a3*a4*b3*b4 - A4*B2*a1*a3*a4*b3*b4 + 2*A4*B3*a1*a2*a4*b3*b4 - A4*B3*a1*a3*a4*b2*b4 - A4*B3*a2*a3*a4*b1*b4 - A4*B3*a2*a3*a4*b2*b3 - A2*B4*a2*a3*a4*b3*b4 - A3*B4*a2*a3*a4*b2*b4 + A4*B2*a2*a3*a4*b3*b4 + A4*B3*a2*a3*a4*b2*b4)/(A1*B2*a1*a2*a2*b1*b3*b3 - A1*B2*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b3*b3 + A2*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a1*a2*a2*b1*b4*b4 - A1*B2*a1*a4*a4*b1*b2*b2 + A1*B2*a2*a3*a3*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b3*b3 - A1*B3*a1*a2*a2*b1*b3*b3 + A1*B3*a1*a3*a3*b1*b2*b2 - A2*B1*a1*a2*a2*b1*b4*b4 + A2*B1*a1*a4*a4*b1*b2*b2 - A2*B1*a2*a3*a3*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b3*b3 + A3*B1*a1*a2*a2*b1*b3*b3 - A3*B1*a1*a3*a3*b1*b2*b2 + A1*B2*a2*a4*a4*b1*b1*b2 - A1*B2*a1*a1*a2*b2*b4*b4 + A1*B2*a1*a1*a3*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b1*b3 - A1*B3*a2*a3*a3*b1*b1*b2 + A1*B3*a1*a1*a2*b2*b3*b3 - A2*B1*a2*a4*a4*b1*b1*b2 + A2*B1*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a3*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b1*b3 + A2*B3*a1*a2*a2*b1*b3*b3 - A2*B3*a1*a3*a3*b1*b2*b2 + A3*B1*a2*a3*a3*b1*b1*b2 - A3*B1*a1*a1*a2*b2*b3*b3 - A3*B2*a1*a2*a2*b1*b3*b3 + A3*B2*a1*a3*a3*b1*b2*b2 - A1*B2*a1*a3*a3*b2*b4*b4 + A1*B2*a1*a3*a3*b2*b2*b4 - A1*B2*a1*a4*a4*b2*b3*b3 + A1*B2*a1*a4*a4*b2*b2*b3 + A1*B2*a2*a3*a3*b1*b4*b4 - A1*B2*a2*a3*a3*b1*b1*b4 + A1*B2*a2*a4*a4*b1*b3*b3 - A1*B2*a2*a4*a4*b1*b1*b3 + A1*B2*a1*a1*a3*b2*b4*b4 - A1*B2*a1*a1*a3*b2*b2*b4 + A1*B2*a1*a1*a4*b2*b3*b3 - A1*B2*a1*a1*a4*b2*b2*b3 - A1*B2*a2*a2*a3*b1*b4*b4 + A1*B2*a2*a2*a3*b1*b1*b4 - A1*B2*a2*a2*a4*b1*b3*b3 + A1*B2*a2*a2*a4*b1*b1*b3 + A1*B3*a1*a3*a3*b1*b4*b4 - A1*B3*a1*a4*a4*b1*b3*b3 - A1*B3*a1*a1*a3*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b1*b3 - A1*B4*a1*a2*a2*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b2*b2 + A2*B1*a1*a3*a3*b2*b4*b4 - A2*B1*a1*a3*a3*b2*b2*b4 + A2*B1*a1*a4*a4*b2*b3*b3 - A2*B1*a1*a4*a4*b2*b2*b3 - A2*B1*a2*a3*a3*b1*b4*b4 + A2*B1*a2*a3*a3*b1*b1*b4 - A2*B1*a2*a4*a4*b1*b3*b3 + A2*B1*a2*a4*a4*b1*b1*b3 - A2*B1*a1*a1*a3*b2*b4*b4 + A2*B1*a1*a1*a3*b2*b2*b4 - A2*B1*a1*a1*a4*b2*b3*b3 + A2*B1*a1*a1*a4*b2*b2*b3 + A2*B1*a2*a2*a3*b1*b4*b4 - A2*B1*a2*a2*a3*b1*b1*b4 + A2*B1*a2*a2*a4*b1*b3*b3 - A2*B1*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a3*a3*b1*b1*b2 - A2*B3*a1*a1*a2*b2*b3*b3 - A3*B1*a1*a3*a3*b1*b4*b4 + A3*B1*a1*a4*a4*b1*b3*b3 + A3*B1*a1*a1*a3*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b1*b3 - A3*B2*a2*a3*a3*b1*b1*b2 + A3*B2*a1*a1*a2*b2*b3*b3 + A4*B1*a1*a2*a2*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b2*b2 + A1*B2*a1*a1*a4*b2*b2*b4 - A1*B2*a2*a2*a4*b1*b1*b4 - A1*B3*a1*a2*a2*b3*b4*b4 + A1*B3*a1*a2*a2*b3*b3*b4 + A1*B3*a1*a4*a4*b2*b3*b3 - A1*B3*a1*a4*a4*b2*b2*b3 - A1*B3*a2*a3*a3*b1*b4*b4 + A1*B3*a2*a3*a3*b1*b1*b4 + A1*B3*a3*a4*a4*b1*b2*b2 - A1*B3*a3*a4*a4*b1*b1*b2 + A1*B3*a1*a1*a2*b3*b4*b4 - A1*B3*a1*a1*a2*b3*b3*b4 - A1*B3*a1*a1*a4*b2*b3*b3 + A1*B3*a1*a1*a4*b2*b2*b3 + A1*B3*a2*a2*a3*b1*b4*b4 - A1*B3*a2*a2*a3*b1*b1*b4 - A1*B3*a3*a3*a4*b1*b2*b2 + A1*B3*a3*a3*a4*b1*b1*b2 - A1*B4*a1*a3*a3*b1*b4*b4 + A1*B4*a1*a4*a4*b1*b3*b3 - A1*B4*a2*a4*a4*b1*b1*b2 + A1*B4*a1*a1*a2*b2*b4*b4 - A2*B1*a1*a1*a4*b2*b2*b4 + A2*B1*a2*a2*a4*b1*b1*b4 + A2*B3*a1*a1*a3*b2*b2*b3 - A2*B3*a2*a2*a3*b1*b1*b3 + A2*B4*a1*a2*a2*b1*b4*b4 - A2*B4*a1*a4*a4*b1*b2*b2 + A3*B1*a1*a2*a2*b3*b4*b4 - A3*B1*a1*a2*a2*b3*b3*b4 - A3*B1*a1*a4*a4*b2*b3*b3 + A3*B1*a1*a4*a4*b2*b2*b3 + A3*B1*a2*a3*a3*b1*b4*b4 - A3*B1*a2*a3*a3*b1*b1*b4 - A3*B1*a3*a4*a4*b1*b2*b2 + A3*B1*a3*a4*a4*b1*b1*b2 - A3*B1*a1*a1*a2*b3*b4*b4 + A3*B1*a1*a1*a2*b3*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b3 - A3*B1*a1*a1*a4*b2*b2*b3 - A3*B1*a2*a2*a3*b1*b4*b4 + A3*B1*a2*a2*a3*b1*b1*b4 + A3*B1*a3*a3*a4*b1*b2*b2 - A3*B1*a3*a3*a4*b1*b1*b2 - A3*B2*a1*a1*a3*b2*b2*b3 + A3*B2*a2*a2*a3*b1*b1*b3 + A4*B1*a1*a3*a3*b1*b4*b4 - A4*B1*a1*a4*a4*b1*b3*b3 + A4*B1*a2*a4*a4*b1*b1*b2 - A4*B1*a1*a1*a2*b2*b4*b4 - A4*B2*a1*a2*a2*b1*b4*b4 + A4*B2*a1*a4*a4*b1*b2*b2 + A1*B3*a3*a4*a4*b1*b1*b3 - A1*B3*a1*a1*a3*b3*b4*b4 + A1*B4*a1*a2*a2*b3*b4*b4 - A1*B4*a1*a2*a2*b3*b3*b4 + A1*B4*a1*a3*a3*b2*b4*b4 - A1*B4*a1*a3*a3*b2*b2*b4 - A1*B4*a2*a4*a4*b1*b3*b3 + A1*B4*a2*a4*a4*b1*b1*b3 - A1*B4*a3*a4*a4*b1*b2*b2 + A1*B4*a3*a4*a4*b1*b1*b2 - A1*B4*a1*a1*a2*b3*b4*b4 + A1*B4*a1*a1*a2*b3*b3*b4 - A1*B4*a1*a1*a3*b2*b4*b4 + A1*B4*a1*a1*a3*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b3*b3 - A1*B4*a2*a2*a4*b1*b1*b3 + A1*B4*a3*a3*a4*b1*b2*b2 - A1*B4*a3*a3*a4*b1*b1*b2 + A2*B3*a1*a2*a2*b3*b4*b4 - A2*B3*a1*a2*a2*b3*b3*b4 - A2*B3*a1*a3*a3*b2*b4*b4 + A2*B3*a1*a3*a3*b2*b2*b4 + A2*B3*a2*a4*a4*b1*b3*b3 - A2*B3*a2*a4*a4*b1*b1*b3 - A2*B3*a3*a4*a4*b1*b2*b2 + A2*B3*a3*a4*a4*b1*b1*b2 - A2*B3*a1*a1*a2*b3*b4*b4 + A2*B3*a1*a1*a2*b3*b3*b4 + A2*B3*a1*a1*a3*b2*b4*b4 - A2*B3*a1*a1*a3*b2*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b3 + A2*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a3*a3*a4*b1*b2*b2 - A2*B3*a3*a3*a4*b1*b1*b2 + A2*B4*a2*a4*a4*b1*b1*b2 - A2*B4*a1*a1*a2*b2*b4*b4 - A3*B1*a3*a4*a4*b1*b1*b3 + A3*B1*a1*a1*a3*b3*b4*b4 - A3*B2*a1*a2*a2*b3*b4*b4 + A3*B2*a1*a2*a2*b3*b3*b4 + A3*B2*a1*a3*a3*b2*b4*b4 - A3*B2*a1*a3*a3*b2*b2*b4 - A3*B2*a2*a4*a4*b1*b3*b3 + A3*B2*a2*a4*a4*b1*b1*b3 + A3*B2*a3*a4*a4*b1*b2*b2 - A3*B2*a3*a4*a4*b1*b1*b2 + A3*B2*a1*a1*a2*b3*b4*b4 - A3*B2*a1*a1*a2*b3*b3*b4 - A3*B2*a1*a1*a3*b2*b4*b4 + A3*B2*a1*a1*a3*b2*b2*b4 + A3*B2*a2*a2*a4*b1*b3*b3 - A3*B2*a2*a2*a4*b1*b1*b3 - A3*B2*a3*a3*a4*b1*b2*b2 + A3*B2*a3*a3*a4*b1*b1*b2 - A4*B1*a1*a2*a2*b3*b4*b4 + A4*B1*a1*a2*a2*b3*b3*b4 - A4*B1*a1*a3*a3*b2*b4*b4 + A4*B1*a1*a3*a3*b2*b2*b4 + A4*B1*a2*a4*a4*b1*b3*b3 - A4*B1*a2*a4*a4*b1*b1*b3 + A4*B1*a3*a4*a4*b1*b2*b2 - A4*B1*a3*a4*a4*b1*b1*b2 + A4*B1*a1*a1*a2*b3*b4*b4 - A4*B1*a1*a1*a2*b3*b3*b4 + A4*B1*a1*a1*a3*b2*b4*b4 - A4*B1*a1*a1*a3*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b3*b3 + A4*B1*a2*a2*a4*b1*b1*b3 - A4*B1*a3*a3*a4*b1*b2*b2 + A4*B1*a3*a3*a4*b1*b1*b2 - A4*B2*a2*a4*a4*b1*b1*b2 + A4*B2*a1*a1*a2*b2*b4*b4 + A1*B3*a1*a1*a4*b3*b3*b4 - A1*B3*a3*a3*a4*b1*b1*b4 - A1*B4*a3*a4*a4*b1*b1*b3 + A1*B4*a1*a1*a3*b3*b4*b4 - A1*B4*a1*a1*a4*b2*b2*b4 + A1*B4*a2*a2*a4*b1*b1*b4 + A2*B3*a2*a3*a3*b2*b4*b4 - A2*B3*a2*a4*a4*b2*b3*b3 - A2*B4*a1*a2*a2*b3*b4*b4 + A2*B4*a1*a2*a2*b3*b3*b4 - A2*B4*a1*a4*a4*b2*b3*b3 + A2*B4*a1*a4*a4*b2*b2*b3 + A2*B4*a2*a3*a3*b1*b4*b4 - A2*B4*a2*a3*a3*b1*b1*b4 + A2*B4*a3*a4*a4*b1*b2*b2 - A2*B4*a3*a4*a4*b1*b1*b2 + A2*B4*a1*a1*a2*b3*b4*b4 - A2*B4*a1*a1*a2*b3*b3*b4 + A2*B4*a1*a1*a4*b2*b3*b3 - A2*B4*a1*a1*a4*b2*b2*b3 - A2*B4*a2*a2*a3*b1*b4*b4 + A2*B4*a2*a2*a3*b1*b1*b4 - A2*B4*a3*a3*a4*b1*b2*b2 + A2*B4*a3*a3*a4*b1*b1*b2 - A3*B1*a1*a1*a4*b3*b3*b4 + A3*B1*a3*a3*a4*b1*b1*b4 - A3*B2*a2*a3*a3*b2*b4*b4 + A3*B2*a2*a4*a4*b2*b3*b3 + A3*B4*a1*a3*a3*b1*b4*b4 - A3*B4*a1*a4*a4*b1*b3*b3 + A4*B1*a3*a4*a4*b1*b1*b3 - A4*B1*a1*a1*a3*b3*b4*b4 + A4*B1*a1*a1*a4*b2*b2*b4 - A4*B1*a2*a2*a4*b1*b1*b4 + A4*B2*a1*a2*a2*b3*b4*b4 - A4*B2*a1*a2*a2*b3*b3*b4 + A4*B2*a1*a4*a4*b2*b3*b3 - A4*B2*a1*a4*a4*b2*b2*b3 - A4*B2*a2*a3*a3*b1*b4*b4 + A4*B2*a2*a3*a3*b1*b1*b4 - A4*B2*a3*a4*a4*b1*b2*b2 + A4*B2*a3*a4*a4*b1*b1*b2 - A4*B2*a1*a1*a2*b3*b4*b4 + A4*B2*a1*a1*a2*b3*b3*b4 - A4*B2*a1*a1*a4*b2*b3*b3 + A4*B2*a1*a1*a4*b2*b2*b3 + A4*B2*a2*a2*a3*b1*b4*b4 - A4*B2*a2*a2*a3*b1*b1*b4 + A4*B2*a3*a3*a4*b1*b2*b2 - A4*B2*a3*a3*a4*b1*b1*b2 - A4*B3*a1*a3*a3*b1*b4*b4 + A4*B3*a1*a4*a4*b1*b3*b3 - A1*B4*a1*a1*a4*b3*b3*b4 + A1*B4*a3*a3*a4*b1*b1*b4 + A2*B3*a3*a4*a4*b2*b2*b3 - A2*B3*a2*a2*a3*b3*b4*b4 - A2*B4*a2*a3*a3*b2*b4*b4 + A2*B4*a2*a4*a4*b2*b3*b3 + A2*B4*a1*a1*a4*b2*b2*b4 - A2*B4*a2*a2*a4*b1*b1*b4 - A3*B2*a3*a4*a4*b2*b2*b3 + A3*B2*a2*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a3*b2*b4*b4 + A3*B4*a1*a3*a3*b2*b2*b4 + A3*B4*a1*a4*a4*b2*b3*b3 - A3*B4*a1*a4*a4*b2*b2*b3 - A3*B4*a2*a3*a3*b1*b4*b4 + A3*B4*a2*a3*a3*b1*b1*b4 + A3*B4*a2*a4*a4*b1*b3*b3 - A3*B4*a2*a4*a4*b1*b1*b3 + A3*B4*a1*a1*a3*b2*b4*b4 - A3*B4*a1*a1*a3*b2*b2*b4 - A3*B4*a1*a1*a4*b2*b3*b3 + A3*B4*a1*a1*a4*b2*b2*b3 + A3*B4*a2*a2*a3*b1*b4*b4 - A3*B4*a2*a2*a3*b1*b1*b4 - A3*B4*a2*a2*a4*b1*b3*b3 + A3*B4*a2*a2*a4*b1*b1*b3 + A4*B1*a1*a1*a4*b3*b3*b4 - A4*B1*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a3*a3*b2*b4*b4 - A4*B2*a2*a4*a4*b2*b3*b3 - A4*B2*a1*a1*a4*b2*b2*b4 + A4*B2*a2*a2*a4*b1*b1*b4 + A4*B3*a1*a3*a3*b2*b4*b4 - A4*B3*a1*a3*a3*b2*b2*b4 - A4*B3*a1*a4*a4*b2*b3*b3 + A4*B3*a1*a4*a4*b2*b2*b3 + A4*B3*a2*a3*a3*b1*b4*b4 - A4*B3*a2*a3*a3*b1*b1*b4 - A4*B3*a2*a4*a4*b1*b3*b3 + A4*B3*a2*a4*a4*b1*b1*b3 - A4*B3*a1*a1*a3*b2*b4*b4 + A4*B3*a1*a1*a3*b2*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b3 - A4*B3*a1*a1*a4*b2*b2*b3 - A4*B3*a2*a2*a3*b1*b4*b4 + A4*B3*a2*a2*a3*b1*b1*b4 + A4*B3*a2*a2*a4*b1*b3*b3 - A4*B3*a2*a2*a4*b1*b1*b3 + A2*B3*a2*a2*a4*b3*b3*b4 - A2*B3*a3*a3*a4*b2*b2*b4 - A2*B4*a3*a4*a4*b2*b2*b3 + A2*B4*a2*a2*a3*b3*b4*b4 - A3*B2*a2*a2*a4*b3*b3*b4 + A3*B2*a3*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a3*b2*b4*b4 - A3*B4*a2*a4*a4*b2*b3*b3 + A3*B4*a3*a4*a4*b1*b1*b3 - A3*B4*a1*a1*a3*b3*b4*b4 + A4*B2*a3*a4*a4*b2*b2*b3 - A4*B2*a2*a2*a3*b3*b4*b4 - A4*B3*a2*a3*a3*b2*b4*b4 + A4*B3*a2*a4*a4*b2*b3*b3 - A4*B3*a3*a4*a4*b1*b1*b3 + A4*B3*a1*a1*a3*b3*b4*b4 - A2*B4*a2*a2*a4*b3*b3*b4 + A2*B4*a3*a3*a4*b2*b2*b4 + A3*B4*a3*a4*a4*b2*b2*b3 + A3*B4*a1*a1*a4*b3*b3*b4 - A3*B4*a2*a2*a3*b3*b4*b4 - A3*B4*a3*a3*a4*b1*b1*b4 + A4*B2*a2*a2*a4*b3*b3*b4 - A4*B2*a3*a3*a4*b2*b2*b4 - A4*B3*a3*a4*a4*b2*b2*b3 - A4*B3*a1*a1*a4*b3*b3*b4 + A4*B3*a2*a2*a3*b3*b4*b4 + A4*B3*a3*a3*a4*b1*b1*b4 + A3*B4*a2*a2*a4*b3*b3*b4 - A3*B4*a3*a3*a4*b2*b2*b4 - A4*B3*a2*a2*a4*b3*b3*b4 + A4*B3*a3*a3*a4*b2*b2*b4 - A1*B2*a1*a2*a3*b1*b4*b4 - A1*B2*a1*a2*a4*b1*b3*b3 + 2*A1*B2*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a2*a3*b1*b4*b4 + A2*B1*a1*a2*a4*b1*b3*b3 - 2*A2*B1*a1*a3*a4*b1*b2*b2 + A1*B2*a1*a2*a3*b2*b4*b4 + A1*B2*a1*a2*a4*b2*b3*b3 - 2*A1*B2*a2*a3*a4*b1*b1*b2 - A1*B3*a1*a2*a3*b1*b4*b4 + 2*A1*B3*a1*a2*a4*b1*b3*b3 - A1*B3*a1*a3*a4*b1*b2*b2 - A2*B1*a1*a2*a3*b2*b4*b4 - A2*B1*a1*a2*a4*b2*b3*b3 + 2*A2*B1*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a3*b1*b4*b4 - 2*A3*B1*a1*a2*a4*b1*b3*b3 + A3*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b3 + A1*B2*a2*a3*a4*b1*b1*b3 - A1*B3*a1*a2*a4*b2*b3*b3 + A1*B3*a2*a3*a4*b1*b1*b2 + 2*A1*B4*a1*a2*a3*b1*b4*b4 - A1*B4*a1*a2*a4*b1*b3*b3 - A1*B4*a1*a3*a4*b1*b2*b2 + A2*B1*a1*a3*a4*b2*b2*b3 - A2*B1*a2*a3*a4*b1*b1*b3 - A2*B3*a1*a2*a4*b1*b3*b3 + A2*B3*a1*a3*a4*b1*b2*b2 + A3*B1*a1*a2*a4*b2*b3*b3 - A3*B1*a2*a3*a4*b1*b1*b2 + A3*B2*a1*a2*a4*b1*b3*b3 - A3*B2*a1*a3*a4*b1*b2*b2 - 2*A4*B1*a1*a2*a3*b1*b4*b4 + A4*B1*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a3*a4*b1*b2*b2 - A1*B2*a1*a3*a4*b2*b2*b4 + A1*B2*a2*a3*a4*b1*b1*b4 + A1*B3*a1*a2*a3*b3*b4*b4 + A1*B3*a1*a3*a4*b2*b2*b3 - 2*A1*B3*a2*a3*a4*b1*b1*b3 - A1*B4*a1*a2*a3*b2*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b2 + A2*B1*a1*a3*a4*b2*b2*b4 - A2*B1*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a3*b2*b4*b4 + 2*A2*B3*a1*a2*a4*b2*b3*b3 - A2*B3*a2*a3*a4*b1*b1*b2 - A2*B4*a1*a2*a3*b1*b4*b4 + A2*B4*a1*a3*a4*b1*b2*b2 - A3*B1*a1*a2*a3*b3*b4*b4 - A3*B1*a1*a3*a4*b2*b2*b3 + 2*A3*B1*a2*a3*a4*b1*b1*b3 + A3*B2*a1*a2*a3*b2*b4*b4 - 2*A3*B2*a1*a2*a4*b2*b3*b3 + A3*B2*a2*a3*a4*b1*b1*b2 + A4*B1*a1*a2*a3*b2*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b2 + A4*B2*a1*a2*a3*b1*b4*b4 - A4*B2*a1*a3*a4*b1*b2*b2 - A1*B3*a1*a2*a4*b3*b3*b4 + A1*B3*a2*a3*a4*b1*b1*b4 - A1*B4*a1*a2*a3*b3*b4*b4 + A1*B4*a2*a3*a4*b1*b1*b3 + A2*B3*a1*a2*a3*b3*b4*b4 - 2*A2*B3*a1*a3*a4*b2*b2*b3 + A2*B3*a2*a3*a4*b1*b1*b3 + 2*A2*B4*a1*a2*a3*b2*b4*b4 - A2*B4*a1*a2*a4*b2*b3*b3 - A2*B4*a2*a3*a4*b1*b1*b2 + A3*B1*a1*a2*a4*b3*b3*b4 - A3*B1*a2*a3*a4*b1*b1*b4 - A3*B2*a1*a2*a3*b3*b4*b4 + 2*A3*B2*a1*a3*a4*b2*b2*b3 - A3*B2*a2*a3*a4*b1*b1*b3 - A3*B4*a1*a2*a3*b1*b4*b4 + A3*B4*a1*a2*a4*b1*b3*b3 + A4*B1*a1*a2*a3*b3*b4*b4 - A4*B1*a2*a3*a4*b1*b1*b3 - 2*A4*B2*a1*a2*a3*b2*b4*b4 + A4*B2*a1*a2*a4*b2*b3*b3 + A4*B2*a2*a3*a4*b1*b1*b2 + A4*B3*a1*a2*a3*b1*b4*b4 - A4*B3*a1*a2*a4*b1*b3*b3 + A1*B4*a1*a2*a4*b3*b3*b4 + A1*B4*a1*a3*a4*b2*b2*b4 - 2*A1*B4*a2*a3*a4*b1*b1*b4 - A2*B3*a1*a2*a4*b3*b3*b4 + A2*B3*a1*a3*a4*b2*b2*b4 - A2*B4*a1*a2*a3*b3*b4*b4 + A2*B4*a1*a3*a4*b2*b2*b3 + A3*B2*a1*a2*a4*b3*b3*b4 - A3*B2*a1*a3*a4*b2*b2*b4 - A3*B4*a1*a2*a3*b2*b4*b4 + A3*B4*a1*a2*a4*b2*b3*b3 - A4*B1*a1*a2*a4*b3*b3*b4 - A4*B1*a1*a3*a4*b2*b2*b4 + 2*A4*B1*a2*a3*a4*b1*b1*b4 + A4*B2*a1*a2*a3*b3*b4*b4 - A4*B2*a1*a3*a4*b2*b2*b3 + A4*B3*a1*a2*a3*b2*b4*b4 - A4*B3*a1*a2*a4*b2*b3*b3 + A2*B4*a1*a2*a4*b3*b3*b4 - 2*A2*B4*a1*a3*a4*b2*b2*b4 + A2*B4*a2*a3*a4*b1*b1*b4 + 2*A3*B4*a1*a2*a3*b3*b4*b4 - A3*B4*a1*a3*a4*b2*b2*b3 - A3*B4*a2*a3*a4*b1*b1*b3 - A4*B2*a1*a2*a4*b3*b3*b4 + 2*A4*B2*a1*a3*a4*b2*b2*b4 - A4*B2*a2*a3*a4*b1*b1*b4 - 2*A4*B3*a1*a2*a3*b3*b4*b4 + A4*B3*a1*a3*a4*b2*b2*b3 + A4*B3*a2*a3*a4*b1*b1*b3 - 2*A3*B4*a1*a2*a4*b3*b3*b4 + A3*B4*a1*a3*a4*b2*b2*b4 + A3*B4*a2*a3*a4*b1*b1*b4 + 2*A4*B3*a1*a2*a4*b3*b3*b4 - A4*B3*a1*a3*a4*b2*b2*b4 - A4*B3*a2*a3*a4*b1*b1*b4 - 2*A1*B2*a1*a2*a2*b1*b3*b4 + A1*B2*a1*a3*a3*b1*b2*b4 + A1*B2*a1*a4*a4*b1*b2*b3 + 2*A2*B1*a1*a2*a2*b1*b3*b4 - A2*B1*a1*a3*a3*b1*b2*b4 - A2*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a2*a3*a3*b1*b2*b4 - A1*B2*a2*a4*a4*b1*b2*b3 + 2*A1*B2*a1*a1*a2*b2*b3*b4 + A1*B3*a1*a2*a2*b1*b3*b4 - 2*A1*B3*a1*a3*a3*b1*b2*b4 + A1*B3*a1*a4*a4*b1*b2*b3 + A2*B1*a2*a3*a3*b1*b2*b4 + A2*B1*a2*a4*a4*b1*b2*b3 - 2*A2*B1*a1*a1*a2*b2*b3*b4 - A3*B1*a1*a2*a2*b1*b3*b4 + 2*A3*B1*a1*a3*a3*b1*b2*b4 - A3*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a3*b2*b3*b4 + A1*B2*a2*a2*a3*b1*b3*b4 + A1*B3*a2*a3*a3*b1*b2*b4 - A1*B3*a1*a1*a2*b2*b3*b4 + A1*B4*a1*a2*a2*b1*b3*b4 + A1*B4*a1*a3*a3*b1*b2*b4 - 2*A1*B4*a1*a4*a4*b1*b2*b3 + A2*B1*a1*a1*a3*b2*b3*b4 - A2*B1*a2*a2*a3*b1*b3*b4 - A2*B3*a1*a2*a2*b1*b3*b4 + A2*B3*a1*a3*a3*b1*b2*b4 - A3*B1*a2*a3*a3*b1*b2*b4 + A3*B1*a1*a1*a2*b2*b3*b4 + A3*B2*a1*a2*a2*b1*b3*b4 - A3*B2*a1*a3*a3*b1*b2*b4 - A4*B1*a1*a2*a2*b1*b3*b4 - A4*B1*a1*a3*a3*b1*b2*b4 + 2*A4*B1*a1*a4*a4*b1*b2*b3 - A1*B2*a1*a1*a4*b2*b3*b4 + A1*B2*a2*a2*a4*b1*b3*b4 - A1*B3*a3*a4*a4*b1*b2*b3 + 2*A1*B3*a1*a1*a3*b2*b3*b4 - A1*B3*a2*a2*a3*b1*b3*b4 + A1*B4*a2*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a2*b2*b3*b4 + A2*B1*a1*a1*a4*b2*b3*b4 - A2*B1*a2*a2*a4*b1*b3*b4 - 2*A2*B3*a2*a3*a3*b1*b2*b4 + A2*B3*a2*a4*a4*b1*b2*b3 + A2*B3*a1*a1*a2*b2*b3*b4 - A2*B4*a1*a2*a2*b1*b3*b4 + A2*B4*a1*a4*a4*b1*b2*b3 + A3*B1*a3*a4*a4*b1*b2*b3 - 2*A3*B1*a1*a1*a3*b2*b3*b4 + A3*B1*a2*a2*a3*b1*b3*b4 + 2*A3*B2*a2*a3*a3*b1*b2*b4 - A3*B2*a2*a4*a4*b1*b2*b3 - A3*B2*a1*a1*a2*b2*b3*b4 - A4*B1*a2*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a2*b2*b3*b4 + A4*B2*a1*a2*a2*b1*b3*b4 - A4*B2*a1*a4*a4*b1*b2*b3 - A1*B3*a1*a1*a4*b2*b3*b4 + A1*B3*a3*a3*a4*b1*b2*b4 + A1*B4*a3*a4*a4*b1*b2*b3 - A1*B4*a1*a1*a3*b2*b3*b4 - A2*B3*a3*a4*a4*b1*b2*b3 - A2*B3*a1*a1*a3*b2*b3*b4 + 2*A2*B3*a2*a2*a3*b1*b3*b4 + A2*B4*a2*a3*a3*b1*b2*b4 - 2*A2*B4*a2*a4*a4*b1*b2*b3 + A2*B4*a1*a1*a2*b2*b3*b4 + A3*B1*a1*a1*a4*b2*b3*b4 - A3*B1*a3*a3*a4*b1*b2*b4 + A3*B2*a3*a4*a4*b1*b2*b3 + A3*B2*a1*a1*a3*b2*b3*b4 - 2*A3*B2*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a3*a3*b1*b2*b4 + A3*B4*a1*a4*a4*b1*b2*b3 - A4*B1*a3*a4*a4*b1*b2*b3 + A4*B1*a1*a1*a3*b2*b3*b4 - A4*B2*a2*a3*a3*b1*b2*b4 + 2*A4*B2*a2*a4*a4*b1*b2*b3 - A4*B2*a1*a1*a2*b2*b3*b4 + A4*B3*a1*a3*a3*b1*b2*b4 - A4*B3*a1*a4*a4*b1*b2*b3 + 2*A1*B4*a1*a1*a4*b2*b3*b4 - A1*B4*a2*a2*a4*b1*b3*b4 - A1*B4*a3*a3*a4*b1*b2*b4 - A2*B3*a2*a2*a4*b1*b3*b4 + A2*B3*a3*a3*a4*b1*b2*b4 + A2*B4*a3*a4*a4*b1*b2*b3 - A2*B4*a2*a2*a3*b1*b3*b4 + A3*B2*a2*a2*a4*b1*b3*b4 - A3*B2*a3*a3*a4*b1*b2*b4 - A3*B4*a2*a3*a3*b1*b2*b4 + A3*B4*a2*a4*a4*b1*b2*b3 - 2*A4*B1*a1*a1*a4*b2*b3*b4 + A4*B1*a2*a2*a4*b1*b3*b4 + A4*B1*a3*a3*a4*b1*b2*b4 - A4*B2*a3*a4*a4*b1*b2*b3 + A4*B2*a2*a2*a3*b1*b3*b4 + A4*B3*a2*a3*a3*b1*b2*b4 - A4*B3*a2*a4*a4*b1*b2*b3 - A2*B4*a1*a1*a4*b2*b3*b4 + 2*A2*B4*a2*a2*a4*b1*b3*b4 - A2*B4*a3*a3*a4*b1*b2*b4 - 2*A3*B4*a3*a4*a4*b1*b2*b3 + A3*B4*a1*a1*a3*b2*b3*b4 + A3*B4*a2*a2*a3*b1*b3*b4 + A4*B2*a1*a1*a4*b2*b3*b4 - 2*A4*B2*a2*a2*a4*b1*b3*b4 + A4*B2*a3*a3*a4*b1*b2*b4 + 2*A4*B3*a3*a4*a4*b1*b2*b3 - A4*B3*a1*a1*a3*b2*b3*b4 - A4*B3*a2*a2*a3*b1*b3*b4 - A3*B4*a1*a1*a4*b2*b3*b4 - A3*B4*a2*a2*a4*b1*b3*b4 + 2*A3*B4*a3*a3*a4*b1*b2*b4 + A4*B3*a1*a1*a4*b2*b3*b4 + A4*B3*a2*a2*a4*b1*b3*b4 - 2*A4*B3*a3*a3*a4*b1*b2*b4 + A1*B2*a1*a2*a3*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b3 + A1*B3*a1*a2*a3*b1*b2*b4 - A1*B3*a1*a2*a4*b1*b2*b3 - A2*B1*a1*a2*a3*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b3 - A3*B1*a1*a2*a3*b1*b2*b4 + A3*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a3*b2*b3*b4 + A1*B2*a1*a2*a4*b1*b3*b4 - A1*B2*a1*a3*a4*b1*b2*b4 + A1*B2*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b2*b4 + A1*B4*a1*a2*a4*b1*b2*b3 + A2*B1*a1*a2*a3*b2*b3*b4 - A2*B1*a1*a2*a4*b1*b3*b4 + A2*B1*a1*a3*a4*b1*b2*b4 - A2*B1*a2*a3*a4*b1*b2*b3 + A2*B3*a1*a2*a3*b1*b2*b4 - A2*B3*a1*a2*a4*b1*b2*b3 - A3*B2*a1*a2*a3*b1*b2*b4 + A3*B2*a1*a2*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b2*b4 - A4*B1*a1*a2*a4*b1*b2*b3 - A1*B2*a1*a2*a4*b2*b3*b4 + A1*B2*a2*a3*a4*b1*b2*b4 - A1*B3*a1*a2*a3*b2*b3*b4 - A1*B3*a1*a2*a4*b1*b3*b4 + A1*B3*a1*a3*a4*b1*b2*b4 + A1*B3*a2*a3*a4*b1*b2*b3 - A1*B4*a1*a2*a3*b1*b3*b4 + A1*B4*a1*a3*a4*b1*b2*b3 + A2*B1*a1*a2*a4*b2*b3*b4 - A2*B1*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a3*b1*b3*b4 + A2*B3*a1*a3*a4*b1*b2*b3 - A2*B4*a1*a2*a3*b1*b2*b4 + A2*B4*a1*a2*a4*b1*b2*b3 + A3*B1*a1*a2*a3*b2*b3*b4 + A3*B1*a1*a2*a4*b1*b3*b4 - A3*B1*a1*a3*a4*b1*b2*b4 - A3*B1*a2*a3*a4*b1*b2*b3 + A3*B2*a1*a2*a3*b1*b3*b4 - A3*B2*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a3*b1*b3*b4 - A4*B1*a1*a3*a4*b1*b2*b3 + A4*B2*a1*a2*a3*b1*b2*b4 - A4*B2*a1*a2*a4*b1*b2*b3 + 2*A1*B2*a1*a3*a4*b2*b3*b4 - 2*A1*B2*a2*a3*a4*b1*b3*b4 + 2*A1*B3*a1*a2*a4*b2*b3*b4 - 2*A1*B3*a2*a3*a4*b1*b2*b4 + 2*A1*B4*a1*a2*a3*b2*b3*b4 - 2*A1*B4*a2*a3*a4*b1*b2*b3 - 2*A2*B1*a1*a3*a4*b2*b3*b4 + 2*A2*B1*a2*a3*a4*b1*b3*b4 + 2*A2*B3*a1*a2*a4*b1*b3*b4 - 2*A2*B3*a1*a3*a4*b1*b2*b4 + 2*A2*B4*a1*a2*a3*b1*b3*b4 - 2*A2*B4*a1*a3*a4*b1*b2*b3 - 2*A3*B1*a1*a2*a4*b2*b3*b4 + 2*A3*B1*a2*a3*a4*b1*b2*b4 - 2*A3*B2*a1*a2*a4*b1*b3*b4 + 2*A3*B2*a1*a3*a4*b1*b2*b4 + 2*A3*B4*a1*a2*a3*b1*b2*b4 - 2*A3*B4*a1*a2*a4*b1*b2*b3 - 2*A4*B1*a1*a2*a3*b2*b3*b4 + 2*A4*B1*a2*a3*a4*b1*b2*b3 - 2*A4*B2*a1*a2*a3*b1*b3*b4 + 2*A4*B2*a1*a3*a4*b1*b2*b3 - 2*A4*B3*a1*a2*a3*b1*b2*b4 + 2*A4*B3*a1*a2*a4*b1*b2*b3 - A1*B3*a1*a3*a4*b2*b3*b4 + A1*B3*a2*a3*a4*b1*b3*b4 - A1*B4*a1*a2*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b2*b4 - A2*B3*a1*a2*a4*b2*b3*b4 + A2*B3*a2*a3*a4*b1*b2*b4 - A2*B4*a1*a2*a3*b2*b3*b4 - A2*B4*a1*a2*a4*b1*b3*b4 + A2*B4*a1*a3*a4*b1*b2*b4 + A2*B4*a2*a3*a4*b1*b2*b3 + A3*B1*a1*a3*a4*b2*b3*b4 - A3*B1*a2*a3*a4*b1*b3*b4 + A3*B2*a1*a2*a4*b2*b3*b4 - A3*B2*a2*a3*a4*b1*b2*b4 - A3*B4*a1*a2*a3*b1*b3*b4 + A3*B4*a1*a3*a4*b1*b2*b3 + A4*B1*a1*a2*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b2*b4 + A4*B2*a1*a2*a3*b2*b3*b4 + A4*B2*a1*a2*a4*b1*b3*b4 - A4*B2*a1*a3*a4*b1*b2*b4 - A4*B2*a2*a3*a4*b1*b2*b3 + A4*B3*a1*a2*a3*b1*b3*b4 - A4*B3*a1*a3*a4*b1*b2*b3 - A1*B4*a1*a3*a4*b2*b3*b4 + A1*B4*a2*a3*a4*b1*b3*b4 + A2*B3*a1*a3*a4*b2*b3*b4 - A2*B3*a2*a3*a4*b1*b3*b4 - A3*B2*a1*a3*a4*b2*b3*b4 + A3*B2*a2*a3*a4*b1*b3*b4 - A3*B4*a1*a2*a3*b2*b3*b4 + A3*B4*a1*a2*a4*b1*b3*b4 - A3*B4*a1*a3*a4*b1*b2*b4 + A3*B4*a2*a3*a4*b1*b2*b3 + A4*B1*a1*a3*a4*b2*b3*b4 - A4*B1*a2*a3*a4*b1*b3*b4 + A4*B3*a1*a2*a3*b2*b3*b4 - A4*B3*a1*a2*a4*b1*b3*b4 + A4*B3*a1*a3*a4*b1*b2*b4 - A4*B3*a2*a3*a4*b1*b2*b3 + A2*B4*a1*a3*a4*b2*b3*b4 - A2*B4*a2*a3*a4*b1*b3*b4 + A3*B4*a1*a2*a4*b2*b3*b4 - A3*B4*a2*a3*a4*b1*b2*b4 - A4*B2*a1*a3*a4*b2*b3*b4 + A4*B2*a2*a3*a4*b1*b3*b4 - A4*B3*a1*a2*a4*b2*b3*b4 + A4*B3*a2*a3*a4*b1*b2*b4);
std::vector<float> M = {m1, m2, m3, m4, m5, m6, m7, m8};
return M;
}
int main(int argc, const char* argv[])
{
std::vector<float> src = {0, 0, 799, 0, 799, 1087, 0, 1087};
std::vector<float> dst = {447, 641, 1471, 613, 1763, 2259, 143, 2239};
std::vector<float> M = getPerspectiveTransformJnulzl(src, dst);
for(size_t idx = 0; idx < 8; ++idx)
{
std::cout << M[idx] << std::endl;
}
return 0;
}
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