Add list of equations in the book

index.ipynb

@@ -2,10 +2,7 @@
  "cells": [
   {
    "cell_type": "markdown",
-   "metadata": {
-    "deletable": true,
-    "editable": true
-   },
+   "metadata": {},
    "source": [
     "# Machine Learning Notebooks\n",
     "\n",
@@ -38,15 +35,16 @@
     "\n",
     "## Math tutorials\n",
     "* [Linear Algebra](math_linear_algebra.ipynb)\n",
-    "* Calculus (coming soon)"
+    "* Calculus (coming soon)\n",
+    "\n",
+    "## Misc.\n",
+    "* [Equations](book_equations.ipynb) (list of equations in the book)"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {
-    "collapsed": true,
-    "deletable": true,
-    "editable": true
+    "collapsed": true
    },
    "source": [
     "## Prerequisites\n",
@@ -68,9 +66,7 @@
    "cell_type": "code",
    "execution_count": null,
    "metadata": {
-    "collapsed": true,
-    "deletable": true,
-    "editable": true
+    "collapsed": true
    },
    "outputs": [],
    "source": []
@@ -78,21 +74,21 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 2",
    "language": "python",
-   "name": "python3"
+   "name": "python2"
   },
   "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": "3.5.3"
+   "pygments_lexer": "ipython2",
+   "version": "2.7.12"
   },
   "nav_menu": {},
   "toc": {
@@ -106,5 +102,5 @@
   }
  },
  "nbformat": 4,
- "nbformat_minor": 0
+ "nbformat_minor": 1
 }