test2.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 32,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "D = sym.Symbol('D')\n",
    "N = sym.Symbol('N')\n",
    "w = sym.MatrixSymbol('w', D, 1)\n",
    "X = sym.MatrixSymbol('X', N, D)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 33,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAIIAAABLCAMAAACLOq+zAAAAPFBMVEX///8AAAAAAAAAAAAAAAAA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\nFi8Jk+bxnn8AkotAmh4as/0AAAAASUVORK5CYII=\n",
      "text/latex": [
       "$$\\left[\\begin{matrix}1 & 0 & 0\\\\0 & 1 & 0\\\\0 & 0 & 1\\end{matrix}\\right] \\left[\\begin{matrix}1\\\\2\\\\3\\end{matrix}\\right]$$"
      ],
      "text/plain": [
       "⎡1  0  0⎤⋅⎡1⎤\n",
       "⎢       ⎥ ⎢ ⎥\n",
       "⎢0  1  0⎥ ⎢2⎥\n",
       "⎢       ⎥ ⎢ ⎥\n",
       "⎣0  0  1⎦ ⎣3⎦"
      ]
     },
     "execution_count": 33,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "yy=y.subs({\n",
    "    D: 3,\n",
    "    N: 3,\n",
    "    w: sym.Matrix([1,2,3]),\n",
    "    X: sym.Identity(3).as_explicit(),\n",
    "}, simultaneous=True)\n",
    "yy"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAABoAAABLCAMAAABZRmeuAAAAPFBMVEX///8AAAAAAAAAAAAAAAAA\nAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAo1xBWAAAAE3RSTlMA\nMquZdlQQQOkwRO/NZiK7id1su8c+aQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAATdJREFUOBHtlcuW\nwyAIhokapxMTL+X933UEND0kzDmzmVXrptVPEP8AwoI8HJyjyQrAgj70sZ4EDpo7JLS8Vl//jr+j\nNcVpp6yi8w5t1PeHDzqV9y7h7g5RUWk4hf0grQTNtFDZ+1JmKisUqSIqbuJBIcfpmZKBUqNFN76R\nsto5dU0kjtrIbWXFaMMqW+6ozcK9Ie/FRq789fieUwgngedD1fJKJGfeqR0ubBMMlFut1Tu++EXe\nXTqJhc5gjLMU02G8Icpd3jJ7sFIj0zdZ0eoAAckCLeW31HM64i5SKoe8ZDskFNtIw0sRQa7Nz5Z9\nd1jpQBp3BGm8AgpJAha+wsUKuUZMlAqd0dBI0YMkWjHQhotD2HxvASNAK0KxuVrNVf5VwSvyXw5/\nfbIjPdAhzPv0YPjJDgF+AByoGJW786j/AAAAAElFTkSuQmCC\n",
      "text/latex": [
       "$$\\left[\\begin{matrix}1\\\\2\\\\3\\end{matrix}\\right]$$"
      ],
      "text/plain": [
       "⎡1⎤\n",
       "⎢ ⎥\n",
       "⎢2⎥\n",
       "⎢ ⎥\n",
       "⎣3⎦"
      ]
     },
     "execution_count": 34,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "yy.as_mutable()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.4.3"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 0
}