Issue 10062

issue_10062.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import os\n",
    "#os.environ['SYMPY_DEBUG'] = 'True'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "class Parameter(object):\n",
    "    def __init__(self, symbol):\n",
    "        self.symbol = symbol\n",
    "    def _repr_latex_(self):\n",
    "        return '$'+self.symbol+'$'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "density = Parameter('\\\\rho')\n",
    "gravity = Parameter('g')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[<__main__.Parameter at 0x7ff5050c1e90>,\n",
       " <__main__.Parameter at 0x7ff5050c1dd0>]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "[gravity, density]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "class ParameterList(list):\n",
    "    def _repr_latex_(self):\n",
    "        string = '$['\n",
    "        for n in range(len(self)):\n",
    "            string += self.__getitem__(n).symbol\n",
    "            if n != len(self)-1:\n",
    "                string += ', '\n",
    "        string += '$]'\n",
    "        return string"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/latex": [
       "$[\\rho, g$]"
      ],
      "text/plain": [
       "[<__main__.Parameter at 0x7ff5050c1dd0>,\n",
       " <__main__.Parameter at 0x7ff5050c1e90>]"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "plist = ParameterList([density,gravity])\n",
    "plist"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "from sympy import *\n",
    "from sympy.abc import a, b, c"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'sympy/__init__.pyc'"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "import sympy\n",
    "sympy.__file__"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'0.7.7.dev'"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sympy.__version__"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'4.0.0'"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "import IPython\n",
    "IPython.__version__"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "init_printing()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[<__main__.Parameter at 0x7ff5050c1dd0>,\n",
       " <__main__.Parameter at 0x7ff5050c1e90>]"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "plist"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/latex": [
       "$g$"
      ],
      "text/plain": [
       "<__main__.Parameter at 0x7ff5050c1e90>"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "gravity"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAAsAAAAJBAMAAAAWSsseAAAAMFBMVEX///8AAAAAAAAAAAAAAAAA\nAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAv3aB7AAAAD3RSTlMAIquJdjLdEETvu2aZ\nVM0GsGrEAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAR0lEQVQIHWNgYFR2TWdgYOgU4PrAwMA+m4Fn\nAQMDz3cGNgcGBs4FDPUBDAz1Bgz3GQoY6i8wrOMVYOBz4E5iBqpUMRXyYAAAgLMMA5qDwz8AAAAA\nSUVORK5CYII=\n",
      "text/latex": [
       "$$a$$"
      ],
      "text/plain": [
       "a"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "a"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAHEAAAAbBAMAAAC5P33fAAAAMFBMVEX///8AAAAAAAAAAAAAAAAA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\nO35ccY7W2jpnAAAAAElFTkSuQmCC\n",
      "text/latex": [
       "$$\\left [ a^{2} + b^{2}, \\quad 0\\right ]$$"
      ],
      "text/plain": [
       "⎡ 2    2   ⎤\n",
       "⎣a  + b , 0⎦"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "[a**2 + b**2, 0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[<__main__.Parameter at 0x7ff5050c1e90>, a, b]"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "[gravity, a, b]"
   ]
  }
 ],
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