game_of_life.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Animate some of Conway's game of life patterns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import numpy as np\n",
    "import matplotlib.pyplot as plt\n",
    "from IPython import display\n",
    "import time\n",
    "\n",
    "from game_of_life import iterate\n",
    "\n",
    "def display_world(world, number_of_iterations):\n",
    "    \"\"\"Display the evolution of world for the next number_of_iterations\"\"\"\n",
    "    for i in range(number_of_iterations):\n",
    "        display.clear_output(wait=True)\n",
    "        plt.xticks([]), plt.yticks([])\n",
    "        plt.imshow(world, cmap=plt.cm.gray_r)\n",
    "        plt.show()\n",
    "        iterate(world)\n",
    "        time.sleep(0.1)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Spaceship: Glider"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAO4AAADuCAYAAAA+7jsiAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz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\nswAAAABJRU5ErkJggg==\n",
      "text/plain": [
       "<matplotlib.figure.Figure at 0x11856a978>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "#world dimension 20x20\n",
    "world_glider = np.zeros((20,20), np.int8)\n",
    "glider = np.array([[1, 0, 1],\n",
    "                   [0, 1, 1],\n",
    "                   [0, 1, 0]])\n",
    "\n",
    "#place the glider on world matrix\n",
    "world_glider[1:1+3,1:1+3] = glider\n",
    "\n",
    "#animate 51 iterations\n",
    "display_world(world_glider, 51)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Oscillator: Beacon"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAO4AAADuCAYAAAA+7jsiAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz\nAAALEgAACxIB0t1+/AAAA1BJREFUeJzt3bFtG0EURdEdgyXQsbcI9l8Bi6Bjs4dRAQYsrYTF8Frn\nxD94AS9mM4455wa0/Fg9ADhOuBAkXAgSLgQJF4KEC0HChSDhQpBwIehy5Ph6vc5930+aAjwej+35\nfI737g6Fu+/7dr/fP78K+Kfb7fahO5/KECRcCBIuBAkXgoQLQcKFIOFCkHAhSLgQJFwIEi4ECReC\nhAtBwoUg4UKQcCFIuBAkXAgSLgQJF4KEC0HChSDhQpBwIUi4ECRcCBIuBAkXgoQLQcKFIOFCkHAh\nSLgQdOgf6V/NGGP1hJc351w9gRN4cSFIuBAkXAgSLgQJF4KEC0HChSDhQpBwIUi4ECRcCBIuBAkX\ngoQLQcKFIOFCkHAhSLgQJFwIEi4ECReChAtBwoUg4UKQcCFIuBAkXAgSLgQJF4KEC0HChSDhQpBw\nIUi4ECRcCBIuBF1WD/jfzDlXT+Ab8OJCkHAhSLgQJFwIEi4ECReChAtBwoUg4UKQcCFIuBAkXAgS\nLgQJF4KEC0HChSDhQpBwIUi4ECRcCBIuBAkXgoQLQcKFIOFCkHAhSLgQJFwIEi4ECReChAtBwoUg\n4UKQcCFIuBB0WT3gK+acqydw0Bhj9YS/FH9HXlwIEi4ECReChAtBwoUg4UKQcCFIuBAkXAgSLgQJ\nF4KEC0HChSDhQpBwIUi4ECRcCBIuBAkXgoQLQcKFIOFCkHAhSLgQJFwIEi4ECReChAtBwoUg4UKQ\ncCFIuBAkXAgSLgQJF4IuqwdwrjHG6gmcwIsLQcKFIOFCkHAhSLgQJFwIEi4ECReChAtBwoUg4UKQ\ncCFIuBAkXAgSLgQJF4KEC0HChSDhQpBwIUi4ECRcCBIuBAkXgoQLQcKFIOFCkHAhSLgQJFwIEi4E\nCReChAtBwoUg4UKQcCHosnoA55pzrp7ACby4ECRcCBIuBAkXgoQLQcKFIOFCkHAhSLgQJFwIEi4E\nCReChAtBwoUg4UKQcCFIuBAkXAgSLgQJF4KEC0HChSDhQpBwIUi4ECRcCBIuBAkXgoQLQcKFIOFC\nkHAhSLgQJFwIEi4EjTnnx4/H+LNt2+/z5sC392vO+fO9o0PhAq/BpzIECReChAtBwoUg4UKQcCFI\nuBAkXAgSLgS9ARmCKTlhiyXlAAAAAElFTkSuQmCC\n",
      "text/plain": [
       "<matplotlib.figure.Figure at 0x113b11940>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "world_beacon = np.array([[0, 0, 0, 0, 0, 0],\n",
    "                        [0, 1, 1, 0, 0, 0],\n",
    "                        [0, 1, 1, 0, 0, 0],\n",
    "                        [0, 0, 0, 1, 1, 0],\n",
    "                        [0, 0, 0, 1, 1, 0],\n",
    "                        [0, 0, 0, 0, 0, 0]])\n",
    "display_world(world_beacon, 20)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Diehard pattern: disappears after 130 iterations"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAO4AAADuCAYAAAA+7jsiAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz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\nwoWgLyL8GjW9PRsfAAAAAElFTkSuQmCC\n",
      "text/plain": [
       "<matplotlib.figure.Figure at 0x1139d75f8>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "world_diehard = np.zeros((50,50), np.int8)\n",
    "diehard = np.array([[0, 0, 0, 0, 0, 0, 1, 0],\n",
    "                    [1, 1, 0, 0, 0, 0, 0, 0],\n",
    "                    [0, 1, 0, 0, 0, 1, 1, 1]])\n",
    "world_diehard[20:20+3,20:20+8] = diehard\n",
    "display_world(world_diehard, 135)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Gosper glider gun : produces a glider every 15 generation"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAO4AAADuCAYAAAA+7jsiAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz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\nF4KEC0HChSDhQpBwIUi4EPQH0xDRRVu+vcIAAAAASUVORK5CYII=\n",
      "text/plain": [
       "<matplotlib.figure.Figure at 0x118343908>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "world_gosper = np.zeros((70,70), np.int8)\n",
    "gosper_glider = np.array([\n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], \n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], \n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1], \n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1], \n",
    "[1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], \n",
    "[1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], \n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], \n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], \n",
    "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]])\n",
    "world_gosper[10:10+9,5:5+36] = gosper_glider\n",
    "display_world(world_gosper, 200)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## One cell high pattern which grows indefinitely"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAMMAAADuCAYAAACETbNCAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz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\n",
      "text/plain": [
       "<matplotlib.figure.Figure at 0x11384f898>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "world = np.zeros((100,80), np.int8)\n",
    "one_liner = np.array([\n",
    "[1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1]])\n",
    "world[50:50+1,15:15+39] = one_liner\n",
    "display_world(world, 200)"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
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