diff --git a/doc/pub/week34/ipynb/week34.ipynb b/doc/pub/week34/ipynb/week34.ipynb
index 6ce29208d..950682c6f 100644
--- a/doc/pub/week34/ipynb/week34.ipynb
+++ b/doc/pub/week34/ipynb/week34.ipynb
@@ -709,11 +709,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "execution_count": 1,
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np"
@@ -728,12 +725,18 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
-   "outputs": [],
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[ 0.83685501 -0.85701074  1.64314707  1.00755389 -1.04107604  1.73472194\n",
+      "  0.02127074  1.27828984  0.52885865  0.09337075]\n"
+     ]
+    }
+   ],
    "source": [
     "n = 10\n",
     "x = np.random.normal(size=n)\n",
@@ -751,10 +754,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -773,10 +773,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -800,10 +797,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -825,10 +819,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -846,10 +837,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -867,10 +855,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -892,10 +877,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -913,10 +895,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -935,10 +914,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -957,10 +933,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -980,10 +953,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -1003,10 +973,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -1090,10 +1057,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "# Importing various packages\n",
@@ -1116,10 +1080,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "%matplotlib inline\n",
@@ -1161,12 +1122,81 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
-   "outputs": [],
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>First Name</th>\n",
+       "      <th>Last Name</th>\n",
+       "      <th>Place of birth</th>\n",
+       "      <th>Date of Birth T.A.</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>Frodo</td>\n",
+       "      <td>Baggins</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2968</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>Bilbo</td>\n",
+       "      <td>Baggins</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2890</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>Aragorn II</td>\n",
+       "      <td>Elessar</td>\n",
+       "      <td>Eriador</td>\n",
+       "      <td>2931</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>Samwise</td>\n",
+       "      <td>Gamgee</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2980</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "   First Name Last Name Place of birth  Date of Birth T.A.\n",
+       "0       Frodo   Baggins          Shire                2968\n",
+       "1       Bilbo   Baggins          Shire                2890\n",
+       "2  Aragorn II   Elessar        Eriador                2931\n",
+       "3     Samwise    Gamgee          Shire                2980"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "import pandas as pd\n",
     "from IPython.display import display\n",
@@ -1191,12 +1221,81 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
-   "outputs": [],
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>First Name</th>\n",
+       "      <th>Last Name</th>\n",
+       "      <th>Place of birth</th>\n",
+       "      <th>Date of Birth T.A.</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>Frodo</th>\n",
+       "      <td>Frodo</td>\n",
+       "      <td>Baggins</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2968</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Bilbo</th>\n",
+       "      <td>Bilbo</td>\n",
+       "      <td>Baggins</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2890</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Aragorn</th>\n",
+       "      <td>Aragorn II</td>\n",
+       "      <td>Elessar</td>\n",
+       "      <td>Eriador</td>\n",
+       "      <td>2931</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Sam</th>\n",
+       "      <td>Samwise</td>\n",
+       "      <td>Gamgee</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2980</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "         First Name Last Name Place of birth  Date of Birth T.A.\n",
+       "Frodo         Frodo   Baggins          Shire                2968\n",
+       "Bilbo         Bilbo   Baggins          Shire                2890\n",
+       "Aragorn  Aragorn II   Elessar        Eriador                2931\n",
+       "Sam         Samwise    Gamgee          Shire                2980"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "data_pandas = pd.DataFrame(data,index=['Frodo','Bilbo','Aragorn','Sam'])\n",
     "display(data_pandas)"
@@ -1211,12 +1310,23 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
-   "outputs": [],
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "First Name            Aragorn II\n",
+       "Last Name                Elessar\n",
+       "Place of birth           Eriador\n",
+       "Date of Birth T.A.          2931\n",
+       "Name: Aragorn, dtype: object"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "display(data_pandas.loc['Aragorn'])"
    ]
@@ -1230,12 +1340,89 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
-   "outputs": [],
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>First Name</th>\n",
+       "      <th>Last Name</th>\n",
+       "      <th>Place of birth</th>\n",
+       "      <th>Date of Birth T.A.</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>Frodo</th>\n",
+       "      <td>Frodo</td>\n",
+       "      <td>Baggins</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2968</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Bilbo</th>\n",
+       "      <td>Bilbo</td>\n",
+       "      <td>Baggins</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2890</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Aragorn</th>\n",
+       "      <td>Aragorn II</td>\n",
+       "      <td>Elessar</td>\n",
+       "      <td>Eriador</td>\n",
+       "      <td>2931</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Sam</th>\n",
+       "      <td>Samwise</td>\n",
+       "      <td>Gamgee</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2980</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Pippin</th>\n",
+       "      <td>Peregrin</td>\n",
+       "      <td>Took</td>\n",
+       "      <td>Shire</td>\n",
+       "      <td>2990</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "         First Name Last Name Place of birth  Date of Birth T.A.\n",
+       "Frodo         Frodo   Baggins          Shire                2968\n",
+       "Bilbo         Bilbo   Baggins          Shire                2890\n",
+       "Aragorn  Aragorn II   Elessar        Eriador                2931\n",
+       "Sam         Samwise    Gamgee          Shire                2980\n",
+       "Pippin     Peregrin      Took          Shire                2990"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "new_hobbit = {'First Name': [\"Peregrin\"],\n",
     "              'Last Name': [\"Took\"],\n",
@@ -1256,12 +1443,288 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
-   "outputs": [],
+   "execution_count": 7,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>0</th>\n",
+       "      <th>1</th>\n",
+       "      <th>2</th>\n",
+       "      <th>3</th>\n",
+       "      <th>4</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>-1.749765</td>\n",
+       "      <td>0.342680</td>\n",
+       "      <td>1.153036</td>\n",
+       "      <td>-0.252436</td>\n",
+       "      <td>0.981321</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>0.514219</td>\n",
+       "      <td>0.221180</td>\n",
+       "      <td>-1.070043</td>\n",
+       "      <td>-0.189496</td>\n",
+       "      <td>0.255001</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>-0.458027</td>\n",
+       "      <td>0.435163</td>\n",
+       "      <td>-0.583595</td>\n",
+       "      <td>0.816847</td>\n",
+       "      <td>0.672721</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>-0.104411</td>\n",
+       "      <td>-0.531280</td>\n",
+       "      <td>1.029733</td>\n",
+       "      <td>-0.438136</td>\n",
+       "      <td>-1.118318</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>1.618982</td>\n",
+       "      <td>1.541605</td>\n",
+       "      <td>-0.251879</td>\n",
+       "      <td>-0.842436</td>\n",
+       "      <td>0.184519</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>5</th>\n",
+       "      <td>0.937082</td>\n",
+       "      <td>0.731000</td>\n",
+       "      <td>1.361556</td>\n",
+       "      <td>-0.326238</td>\n",
+       "      <td>0.055676</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>6</th>\n",
+       "      <td>0.222400</td>\n",
+       "      <td>-1.443217</td>\n",
+       "      <td>-0.756352</td>\n",
+       "      <td>0.816454</td>\n",
+       "      <td>0.750445</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>7</th>\n",
+       "      <td>-0.455947</td>\n",
+       "      <td>1.189622</td>\n",
+       "      <td>-1.690617</td>\n",
+       "      <td>-1.356399</td>\n",
+       "      <td>-1.232435</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>-0.544439</td>\n",
+       "      <td>-0.668172</td>\n",
+       "      <td>0.007315</td>\n",
+       "      <td>-0.612939</td>\n",
+       "      <td>1.299748</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>9</th>\n",
+       "      <td>-1.733096</td>\n",
+       "      <td>-0.983310</td>\n",
+       "      <td>0.357508</td>\n",
+       "      <td>-1.613579</td>\n",
+       "      <td>1.470714</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "          0         1         2         3         4\n",
+       "0 -1.749765  0.342680  1.153036 -0.252436  0.981321\n",
+       "1  0.514219  0.221180 -1.070043 -0.189496  0.255001\n",
+       "2 -0.458027  0.435163 -0.583595  0.816847  0.672721\n",
+       "3 -0.104411 -0.531280  1.029733 -0.438136 -1.118318\n",
+       "4  1.618982  1.541605 -0.251879 -0.842436  0.184519\n",
+       "5  0.937082  0.731000  1.361556 -0.326238  0.055676\n",
+       "6  0.222400 -1.443217 -0.756352  0.816454  0.750445\n",
+       "7 -0.455947  1.189622 -1.690617 -1.356399 -1.232435\n",
+       "8 -0.544439 -0.668172  0.007315 -0.612939  1.299748\n",
+       "9 -1.733096 -0.983310  0.357508 -1.613579  1.470714"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "0   -0.175300\n",
+      "1    0.083527\n",
+      "2   -0.044334\n",
+      "3   -0.399836\n",
+      "4    0.331939\n",
+      "dtype: float64\n",
+      "0    1.069584\n",
+      "1    0.965548\n",
+      "2    1.018232\n",
+      "3    0.793167\n",
+      "4    0.918992\n",
+      "dtype: float64\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>0</th>\n",
+       "      <th>1</th>\n",
+       "      <th>2</th>\n",
+       "      <th>3</th>\n",
+       "      <th>4</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>3.061679</td>\n",
+       "      <td>0.117430</td>\n",
+       "      <td>1.329492</td>\n",
+       "      <td>0.063724</td>\n",
+       "      <td>0.962990</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>0.264421</td>\n",
+       "      <td>0.048920</td>\n",
+       "      <td>1.144993</td>\n",
+       "      <td>0.035909</td>\n",
+       "      <td>0.065026</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>0.209789</td>\n",
+       "      <td>0.189367</td>\n",
+       "      <td>0.340583</td>\n",
+       "      <td>0.667239</td>\n",
+       "      <td>0.452553</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>0.010902</td>\n",
+       "      <td>0.282259</td>\n",
+       "      <td>1.060349</td>\n",
+       "      <td>0.191963</td>\n",
+       "      <td>1.250636</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>2.621102</td>\n",
+       "      <td>2.376547</td>\n",
+       "      <td>0.063443</td>\n",
+       "      <td>0.709698</td>\n",
+       "      <td>0.034047</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>5</th>\n",
+       "      <td>0.878123</td>\n",
+       "      <td>0.534362</td>\n",
+       "      <td>1.853835</td>\n",
+       "      <td>0.106431</td>\n",
+       "      <td>0.003100</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>6</th>\n",
+       "      <td>0.049462</td>\n",
+       "      <td>2.082875</td>\n",
+       "      <td>0.572069</td>\n",
+       "      <td>0.666597</td>\n",
+       "      <td>0.563167</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>7</th>\n",
+       "      <td>0.207888</td>\n",
+       "      <td>1.415201</td>\n",
+       "      <td>2.858185</td>\n",
+       "      <td>1.839818</td>\n",
+       "      <td>1.518895</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>0.296414</td>\n",
+       "      <td>0.446453</td>\n",
+       "      <td>0.000054</td>\n",
+       "      <td>0.375694</td>\n",
+       "      <td>1.689345</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>9</th>\n",
+       "      <td>3.003620</td>\n",
+       "      <td>0.966899</td>\n",
+       "      <td>0.127812</td>\n",
+       "      <td>2.603636</td>\n",
+       "      <td>2.162999</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "          0         1         2         3         4\n",
+       "0  3.061679  0.117430  1.329492  0.063724  0.962990\n",
+       "1  0.264421  0.048920  1.144993  0.035909  0.065026\n",
+       "2  0.209789  0.189367  0.340583  0.667239  0.452553\n",
+       "3  0.010902  0.282259  1.060349  0.191963  1.250636\n",
+       "4  2.621102  2.376547  0.063443  0.709698  0.034047\n",
+       "5  0.878123  0.534362  1.853835  0.106431  0.003100\n",
+       "6  0.049462  2.082875  0.572069  0.666597  0.563167\n",
+       "7  0.207888  1.415201  2.858185  1.839818  1.518895\n",
+       "8  0.296414  0.446453  0.000054  0.375694  1.689345\n",
+       "9  3.003620  0.966899  0.127812  2.603636  2.162999"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "import numpy as np\n",
     "import pandas as pd\n",
@@ -1288,10 +1751,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "df.columns = ['First', 'Second', 'Third', 'Fourth', 'Fifth']\n",
@@ -1324,10 +1784,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "b = np.arange(16).reshape((4,4))\n",
@@ -1451,10 +1908,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "# Importing various packages\n",
@@ -1583,10 +2037,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np\n",
@@ -1628,10 +2079,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import numpy as np \n",
@@ -1801,10 +2249,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "import matplotlib.pyplot as plt\n",
@@ -2008,10 +2453,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "# Common imports\n",
@@ -2059,10 +2501,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "from pylab import plt, mpl\n",
@@ -2095,10 +2534,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "\"\"\"                                                                                                                         \n",
@@ -2126,10 +2562,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "# Read the experimental data with Pandas\n",
@@ -2171,10 +2604,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "A = Masses['A']\n",
@@ -2196,10 +2626,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "# Now we set up the design matrix X\n",
@@ -2221,10 +2648,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "clf = skl.LinearRegression().fit(X, Energies)\n",
@@ -2242,10 +2666,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "# The mean squared error                               \n",
@@ -2282,10 +2703,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "\n",
@@ -2333,10 +2751,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false,
-    "editable": true
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "from sklearn.neural_network import MLPRegressor\n",
@@ -2388,7 +2803,25 @@
    ]
   }
  ],
- "metadata": {},
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.5"
+  }
+ },
  "nbformat": 4,
  "nbformat_minor": 4
 }