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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Chapter 14: Brittle Fracture and Impact Testing"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Example 14.1, Stress Corrosion Cracking, Page No. 494"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Estimated Life = 11.5741 days\n",
+      "\n",
+      "\n",
+      "\n",
+      "---------------------------------\n",
+      "Stress, MPa\tCrack Length, mm\n",
+      "---------------------------------\n",
+      "\n",
+      "\t500\t\t0.105226\n",
+      "\n",
+      "\t300\t\t0.292296\n",
+      "\n",
+      "\t100\t\t2.63066\n",
+      "\n",
+      "---------------------------------\n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import pi\n",
+    "\n",
+    "#variable declaration\n",
+    "cg=0.01;\n",
+    "gr=10**-8;\n",
+    "\n",
+    "#calculation\n",
+    "l=cg/(gr*3600*24);\n",
+    "K_l_SCC=10;\n",
+    "a_sigma2=K_l_SCC**2/(1.21*pi);\n",
+    "s=[500,300,100];\n",
+    "\n",
+    "#result\n",
+    "print('\\nEstimated Life = %g days')%(l);\n",
+    "print('\\n\\n\\n---------------------------------\\nStress, MPa\\tCrack Length, mm\\n---------------------------------\\n');\n",
+    "for i in range (0,3):\n",
+    "    print('\\t%g\\t\\t%g\\n')%(s[i],a_sigma2*1000/s[i]**2);\n",
+    "print('---------------------------------');"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 2",
+   "language": "python",
+   "name": "python2"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 2
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython2",
+   "version": "2.7.9"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}