1 files changed, 11 insertions, 8 deletions
diff --git a/Engineering_Mechanics_by_A._K._Tayal/Chapter_6_FRICTION.ipynb b/Engineering_Mechanics_by_A._K._Tayal/Chapter_6_FRICTION.ipynb
index 5710d02f..ee662d5e 100644
--- a/Engineering_Mechanics_by_A._K._Tayal/Chapter_6_FRICTION.ipynb
+++ b/Engineering_Mechanics_by_A._K._Tayal/Chapter_6_FRICTION.ipynb
@@ -64,7 +64,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 39,
+   "execution_count": 2,
    "metadata": {
     "collapsed": false
    },
@@ -116,6 +116,8 @@
     }
    ],
    "source": [
+    "from __future__ import division\n",
+    "import math\n",
     "# Initilization of variables\n",
     "M=2000 # kg # mass of the car\n",
     "mu=0.3 # coefficient of static friction between the tyre and the road\n",
@@ -137,7 +139,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 46,
+   "execution_count": 3,
    "metadata": {
     "collapsed": false
    },
@@ -191,7 +193,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 50,
+   "execution_count": 4,
    "metadata": {
     "collapsed": false
    },
@@ -225,22 +227,23 @@
   }
  ],
  "metadata": {
+  "anaconda-cloud": {},
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python [Root]",
    "language": "python",
-   "name": "python3"
+   "name": "Python [Root]"
   },
   "language_info": {
    "codemirror_mode": {
     "name": "ipython",
-    "version": 3
+    "version": 2
    },
    "file_extension": ".py",
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.5.1"
+   "pygments_lexer": "ipython2",
+   "version": "2.7.12"
   },
   "widgets": {
    "state": {},