Created
March 25, 2013 13:29
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| X = 8.95 | |
| xx = [1.4, 2.3, 4.0, 5.9, 10.0, 10.1] | |
| n = len(xx) | |
| ff = [x*x for x in xx] | |
| ww = [1.0 for i in range(n)] | |
| for i in range(n): | |
| for j in range(n): | |
| if i != j: | |
| ww[i] /= xx[i] - xx[j] | |
| s1 = 0.0 | |
| s2 = 0.0 | |
| for i in range(n): | |
| p = ww[i] / (X - xx[i]) | |
| s1 = s1 + p | |
| s2 = s2 + p * ff[i] | |
| Y = s2 / s1 | |
| print Y, X*X |
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