diff --git a/doc/pub/week35/html/._week35-bs001.html b/doc/pub/week35/html/._week35-bs001.html
index 98dad70e4..8596e9393 100644
--- a/doc/pub/week35/html/._week35-bs001.html
+++ b/doc/pub/week35/html/._week35-bs001.html
@@ -377,6 +377,7 @@ MathJax.Hub.Config({
 <li> Discussion on how to prepare data and examples of applications of linear regression</li>
 <li> Material for the lecture on Thursday: Mathematical interpretations of linear regression</li>
 <li> Thursday: Ridge and Lasso regression and Singular Value Decomposition</li>
+<li> <a href="https://youtu.be/qBNm-HGSxL4" target="_self">Video of lecture</a></li>
 </ol>
 <h3 id="reading-recommendations" class="anchor">Reading recommendations: </h3>
 
diff --git a/doc/pub/week35/html/week35-reveal.html b/doc/pub/week35/html/week35-reveal.html
index e55f3a396..608d88810 100644
--- a/doc/pub/week35/html/week35-reveal.html
+++ b/doc/pub/week35/html/week35-reveal.html
@@ -205,6 +205,7 @@ MathJax.Hub.Config({
 <p><li> Discussion on how to prepare data and examples of applications of linear regression</li>
 <p><li> Material for the lecture on Thursday: Mathematical interpretations of linear regression</li>
 <p><li> Thursday: Ridge and Lasso regression and Singular Value Decomposition</li>
+<p><li> <a href="https://youtu.be/qBNm-HGSxL4" target="_blank">Video of lecture</a></li>
 </ol>
 <p>
 <h3 id="reading-recommendations">Reading recommendations: </h3>
diff --git a/doc/pub/week35/html/week35-solarized.html b/doc/pub/week35/html/week35-solarized.html
index dab100aac..5df7fab4f 100644
--- a/doc/pub/week35/html/week35-solarized.html
+++ b/doc/pub/week35/html/week35-solarized.html
@@ -327,6 +327,7 @@ MathJax.Hub.Config({
 <li> Discussion on how to prepare data and examples of applications of linear regression</li>
 <li> Material for the lecture on Thursday: Mathematical interpretations of linear regression</li>
 <li> Thursday: Ridge and Lasso regression and Singular Value Decomposition</li>
+<li> <a href="https://youtu.be/qBNm-HGSxL4" target="_blank">Video of lecture</a></li>
 </ol>
 <h3 id="reading-recommendations">Reading recommendations: </h3>
 
diff --git a/doc/pub/week35/html/week35.html b/doc/pub/week35/html/week35.html
index e1dc47b12..3496c30b4 100644
--- a/doc/pub/week35/html/week35.html
+++ b/doc/pub/week35/html/week35.html
@@ -404,6 +404,7 @@ MathJax.Hub.Config({
 <li> Discussion on how to prepare data and examples of applications of linear regression</li>
 <li> Material for the lecture on Thursday: Mathematical interpretations of linear regression</li>
 <li> Thursday: Ridge and Lasso regression and Singular Value Decomposition</li>
+<li> <a href="https://youtu.be/qBNm-HGSxL4" target="_blank">Video of lecture</a></li>
 </ol>
 <h3 id="reading-recommendations">Reading recommendations: </h3>
 
diff --git a/doc/pub/week35/ipynb/ipynb-week35-src.tar.gz b/doc/pub/week35/ipynb/ipynb-week35-src.tar.gz
index 85d60b989..cc65a1664 100644
Binary files a/doc/pub/week35/ipynb/ipynb-week35-src.tar.gz and b/doc/pub/week35/ipynb/ipynb-week35-src.tar.gz differ
diff --git a/doc/pub/week35/ipynb/week35.ipynb b/doc/pub/week35/ipynb/week35.ipynb
index d19cfb003..38265f7b5 100644
--- a/doc/pub/week35/ipynb/week35.ipynb
+++ b/doc/pub/week35/ipynb/week35.ipynb
@@ -2,7 +2,7 @@
  "cells": [
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-   "id": "e0ac9f47",
+   "id": "5cb19860",
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@@ -14,7 +14,7 @@
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+   "id": "20a46f70",
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@@ -27,7 +27,7 @@
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+   "id": "760c8764",
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@@ -44,12 +44,14 @@
     "\n",
     "4. Material for the lecture on Thursday: Mathematical interpretations of linear regression\n",
     "\n",
-    "5. Thursday: Ridge and Lasso regression and Singular Value Decomposition"
+    "5. Thursday: Ridge and Lasso regression and Singular Value Decomposition\n",
+    "\n",
+    "6. [Video of lecture](https://youtu.be/qBNm-HGSxL4)"
    ]
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   {
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-   "id": "3a79d77d",
+   "id": "9d5ec332",
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@@ -65,7 +67,7 @@
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@@ -99,7 +101,7 @@
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@@ -115,7 +117,7 @@
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@@ -127,7 +129,7 @@
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@@ -137,7 +139,7 @@
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@@ -149,7 +151,7 @@
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@@ -170,7 +172,7 @@
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@@ -182,7 +184,7 @@
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@@ -195,7 +197,7 @@
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+   "id": "57fa031c",
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@@ -207,7 +209,7 @@
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@@ -219,7 +221,7 @@
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@@ -229,7 +231,7 @@
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@@ -241,7 +243,7 @@
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@@ -254,7 +256,7 @@
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@@ -266,7 +268,7 @@
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@@ -276,7 +278,7 @@
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+   "id": "98ba9324",
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@@ -288,7 +290,7 @@
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+   "id": "ed1ce3a1",
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@@ -300,7 +302,7 @@
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@@ -311,7 +313,7 @@
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@@ -323,7 +325,7 @@
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@@ -342,7 +344,7 @@
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@@ -355,7 +357,7 @@
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@@ -365,7 +367,7 @@
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@@ -377,7 +379,7 @@
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@@ -387,7 +389,7 @@
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@@ -399,7 +401,7 @@
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@@ -409,7 +411,7 @@
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@@ -421,7 +423,7 @@
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@@ -432,7 +434,7 @@
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@@ -444,7 +446,7 @@
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@@ -454,7 +456,7 @@
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+   "id": "bdf6b0c1",
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@@ -466,7 +468,7 @@
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@@ -476,7 +478,7 @@
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@@ -488,7 +490,7 @@
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+   "id": "da673ee0",
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@@ -508,7 +510,7 @@
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+   "id": "02985c91",
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@@ -535,7 +537,7 @@
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@@ -547,7 +549,7 @@
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+   "id": "5c3f3add",
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@@ -559,7 +561,7 @@
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+   "id": "0f2c3ba3",
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@@ -575,7 +577,7 @@
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@@ -593,7 +595,7 @@
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@@ -605,7 +607,7 @@
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@@ -617,7 +619,7 @@
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@@ -628,7 +630,7 @@
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@@ -640,7 +642,7 @@
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@@ -650,7 +652,7 @@
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@@ -662,7 +664,7 @@
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@@ -676,7 +678,7 @@
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@@ -688,7 +690,7 @@
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@@ -700,7 +702,7 @@
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@@ -712,7 +714,7 @@
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@@ -722,7 +724,7 @@
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@@ -734,7 +736,7 @@
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@@ -746,7 +748,7 @@
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@@ -758,7 +760,7 @@
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@@ -772,7 +774,7 @@
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@@ -784,7 +786,7 @@
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@@ -796,7 +798,7 @@
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@@ -808,7 +810,7 @@
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@@ -886,7 +888,7 @@
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@@ -925,7 +927,7 @@
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@@ -1072,7 +1074,7 @@
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@@ -1106,7 +1108,7 @@
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@@ -1116,7 +1118,7 @@
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@@ -1128,7 +1130,7 @@
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@@ -1138,7 +1140,7 @@
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@@ -1150,7 +1152,7 @@
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@@ -1160,7 +1162,7 @@
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@@ -1172,7 +1174,7 @@
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@@ -1184,7 +1186,7 @@
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@@ -1196,7 +1198,7 @@
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@@ -1208,7 +1210,7 @@
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@@ -1220,7 +1222,7 @@
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@@ -1236,7 +1238,7 @@
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@@ -1248,7 +1250,7 @@
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@@ -1258,7 +1260,7 @@
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@@ -1270,7 +1272,7 @@
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@@ -1288,7 +1290,7 @@
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@@ -1300,7 +1302,7 @@
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@@ -1312,7 +1314,7 @@
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@@ -1322,7 +1324,7 @@
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@@ -1334,7 +1336,7 @@
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@@ -1344,7 +1346,7 @@
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@@ -1356,7 +1358,7 @@
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@@ -1366,7 +1368,7 @@
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@@ -1380,7 +1382,7 @@
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@@ -1392,7 +1394,7 @@
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@@ -1403,7 +1405,7 @@
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@@ -1416,7 +1418,7 @@
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@@ -1443,7 +1445,7 @@
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@@ -1454,7 +1456,7 @@
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@@ -1467,7 +1469,7 @@
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@@ -1481,7 +1483,7 @@
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@@ -1494,7 +1496,7 @@
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@@ -1505,7 +1507,7 @@
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@@ -1517,7 +1519,7 @@
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@@ -1528,7 +1530,7 @@
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@@ -1544,7 +1546,7 @@
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@@ -1555,7 +1557,7 @@
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@@ -1569,7 +1571,7 @@
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@@ -1590,7 +1592,7 @@
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@@ -1601,7 +1603,7 @@
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@@ -1654,7 +1656,7 @@
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@@ -1665,7 +1667,7 @@
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@@ -1690,7 +1692,7 @@
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@@ -1702,7 +1704,7 @@
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@@ -1731,7 +1733,7 @@
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@@ -1756,7 +1758,7 @@
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@@ -1776,7 +1778,7 @@
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@@ -1803,7 +1805,7 @@
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@@ -1816,7 +1818,7 @@
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@@ -1828,7 +1830,7 @@
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@@ -1839,7 +1841,7 @@
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@@ -1855,7 +1857,7 @@
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@@ -1889,7 +1891,7 @@
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@@ -1899,7 +1901,7 @@
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@@ -1914,7 +1916,7 @@
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@@ -1926,7 +1928,7 @@
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@@ -1936,7 +1938,7 @@
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@@ -1952,7 +1954,7 @@
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@@ -1969,7 +1971,7 @@
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@@ -1982,7 +1984,7 @@
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@@ -2029,7 +2031,7 @@
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@@ -2040,7 +2042,7 @@
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@@ -2143,7 +2145,7 @@
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@@ -2171,7 +2173,7 @@
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@@ -2206,7 +2208,7 @@
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@@ -2221,7 +2223,7 @@
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@@ -2246,7 +2248,7 @@
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@@ -2262,7 +2264,7 @@
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@@ -2274,7 +2276,7 @@
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@@ -2289,7 +2291,7 @@
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@@ -2301,7 +2303,7 @@
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@@ -2311,7 +2313,7 @@
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@@ -2323,7 +2325,7 @@
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@@ -2333,7 +2335,7 @@
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@@ -2345,7 +2347,7 @@
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@@ -2358,7 +2360,7 @@
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@@ -2370,7 +2372,7 @@
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@@ -2380,7 +2382,7 @@
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@@ -2392,7 +2394,7 @@
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@@ -2402,7 +2404,7 @@
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@@ -2414,7 +2416,7 @@
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@@ -2424,7 +2426,7 @@
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@@ -2436,7 +2438,7 @@
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@@ -2446,7 +2448,7 @@
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@@ -2458,7 +2460,7 @@
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@@ -2468,7 +2470,7 @@
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@@ -2480,7 +2482,7 @@
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@@ -2490,7 +2492,7 @@
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@@ -2502,7 +2504,7 @@
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@@ -2514,7 +2516,7 @@
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@@ -2526,7 +2528,7 @@
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@@ -2539,7 +2541,7 @@
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@@ -2551,7 +2553,7 @@
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@@ -2561,7 +2563,7 @@
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@@ -2575,7 +2577,7 @@
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@@ -2672,7 +2674,7 @@
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@@ -2693,7 +2695,7 @@
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@@ -2705,7 +2707,7 @@
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@@ -2715,7 +2717,7 @@
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@@ -2727,7 +2729,7 @@
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@@ -2737,7 +2739,7 @@
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@@ -2749,7 +2751,7 @@
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@@ -2765,7 +2767,7 @@
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@@ -2809,7 +2811,7 @@
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@@ -2821,7 +2823,7 @@
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@@ -2837,7 +2839,7 @@
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@@ -2848,7 +2850,7 @@
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@@ -2866,7 +2868,7 @@
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@@ -2877,7 +2879,7 @@
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@@ -2891,7 +2893,7 @@
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@@ -2902,7 +2904,7 @@
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@@ -2915,7 +2917,7 @@
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@@ -2926,7 +2928,7 @@
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@@ -2943,7 +2945,7 @@
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@@ -2954,7 +2956,7 @@
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@@ -2970,7 +2972,7 @@
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@@ -2981,7 +2983,7 @@
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@@ -3005,7 +3007,7 @@
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@@ -3016,7 +3018,7 @@
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@@ -3029,7 +3031,7 @@
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@@ -3040,7 +3042,7 @@
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@@ -3060,7 +3062,7 @@
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@@ -3071,7 +3073,7 @@
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@@ -3114,7 +3116,7 @@
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@@ -3129,7 +3131,7 @@
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@@ -3139,7 +3141,7 @@
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@@ -3153,7 +3155,7 @@
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@@ -3165,7 +3167,7 @@
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@@ -3177,7 +3179,7 @@
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@@ -3189,7 +3191,7 @@
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@@ -3199,7 +3201,7 @@
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@@ -3211,7 +3213,7 @@
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@@ -3221,7 +3223,7 @@
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@@ -3233,7 +3235,7 @@
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@@ -3244,7 +3246,7 @@
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@@ -3256,7 +3258,7 @@
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@@ -3268,7 +3270,7 @@
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@@ -3278,7 +3280,7 @@
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@@ -3290,7 +3292,7 @@
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@@ -3302,7 +3304,7 @@
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@@ -3312,7 +3314,7 @@
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@@ -3324,7 +3326,7 @@
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@@ -3334,7 +3336,7 @@
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@@ -3346,7 +3348,7 @@
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@@ -3356,7 +3358,7 @@
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@@ -3396,7 +3398,7 @@
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@@ -3413,7 +3415,7 @@
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@@ -3436,7 +3438,7 @@
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@@ -3453,7 +3455,7 @@
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@@ -3472,7 +3474,7 @@
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@@ -3483,7 +3485,7 @@
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@@ -3495,7 +3497,7 @@
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@@ -3513,7 +3515,7 @@
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@@ -3529,7 +3531,7 @@
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@@ -3541,7 +3543,7 @@
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@@ -3551,7 +3553,7 @@
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@@ -3566,7 +3568,7 @@
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@@ -3578,7 +3580,7 @@
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@@ -3588,7 +3590,7 @@
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@@ -3600,7 +3602,7 @@
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@@ -3610,7 +3612,7 @@
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@@ -3622,7 +3624,7 @@
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@@ -3634,7 +3636,7 @@
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@@ -3649,7 +3651,7 @@
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@@ -3660,7 +3662,7 @@
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@@ -3680,7 +3682,7 @@
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@@ -3692,7 +3694,7 @@
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@@ -3702,7 +3704,7 @@
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@@ -3714,7 +3716,7 @@
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@@ -3743,7 +3745,7 @@
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@@ -3770,7 +3772,7 @@
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@@ -3781,7 +3783,7 @@
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-   "id": "a89decec",
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@@ -3821,7 +3823,7 @@
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@@ -3838,7 +3840,7 @@
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@@ -3861,7 +3863,7 @@
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@@ -3875,7 +3877,7 @@
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@@ -3894,7 +3896,7 @@
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@@ -3904,7 +3906,7 @@
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@@ -3916,7 +3918,7 @@
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@@ -3930,7 +3932,7 @@
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@@ -3942,7 +3944,7 @@
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@@ -3952,7 +3954,7 @@
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@@ -3964,7 +3966,7 @@
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@@ -3981,7 +3983,7 @@
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@@ -3991,7 +3993,7 @@
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@@ -4007,7 +4009,7 @@
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@@ -4017,7 +4019,7 @@
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@@ -4033,7 +4035,7 @@
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@@ -4043,7 +4045,7 @@
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@@ -4059,7 +4061,7 @@
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@@ -4069,7 +4071,7 @@
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@@ -4086,7 +4088,7 @@
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@@ -4098,7 +4100,7 @@
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@@ -4110,7 +4112,7 @@
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@@ -4122,7 +4124,7 @@
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@@ -4132,7 +4134,7 @@
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@@ -4144,7 +4146,7 @@
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@@ -4156,7 +4158,7 @@
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@@ -4168,7 +4170,7 @@
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@@ -4178,7 +4180,7 @@
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@@ -4190,7 +4192,7 @@
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@@ -4200,7 +4202,7 @@
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@@ -4212,7 +4214,7 @@
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@@ -4228,7 +4230,7 @@
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@@ -4240,7 +4242,7 @@
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@@ -4252,7 +4254,7 @@
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@@ -4262,7 +4264,7 @@
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@@ -4274,7 +4276,7 @@
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@@ -4285,7 +4287,7 @@
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@@ -4297,7 +4299,7 @@
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@@ -4307,7 +4309,7 @@
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@@ -4319,7 +4321,7 @@
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@@ -4329,7 +4331,7 @@
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@@ -4341,7 +4343,7 @@
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@@ -4352,7 +4354,7 @@
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@@ -4364,7 +4366,7 @@
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@@ -4382,7 +4384,7 @@
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@@ -4398,7 +4400,7 @@
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@@ -4410,7 +4412,7 @@
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@@ -4422,7 +4424,7 @@
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@@ -4434,7 +4436,7 @@
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@@ -4447,7 +4449,7 @@
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@@ -4463,7 +4465,7 @@
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@@ -4477,7 +4479,7 @@
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@@ -4487,7 +4489,7 @@
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@@ -4499,7 +4501,7 @@
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@@ -4509,7 +4511,7 @@
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@@ -4521,7 +4523,7 @@
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@@ -4531,7 +4533,7 @@
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@@ -4545,7 +4547,7 @@
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@@ -4562,7 +4564,7 @@
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@@ -4578,7 +4580,7 @@
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@@ -4590,7 +4592,7 @@
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@@ -4603,7 +4605,7 @@
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@@ -4617,7 +4619,7 @@
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@@ -4627,7 +4629,7 @@
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@@ -4640,7 +4642,7 @@
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@@ -4659,7 +4661,7 @@
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@@ -4671,7 +4673,7 @@
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@@ -4683,7 +4685,7 @@
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@@ -4693,7 +4695,7 @@
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@@ -4705,7 +4707,7 @@
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@@ -4718,7 +4720,7 @@
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@@ -4737,7 +4739,7 @@
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@@ -4747,7 +4749,7 @@
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@@ -4766,7 +4768,7 @@
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@@ -4784,7 +4786,7 @@
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@@ -4798,7 +4800,7 @@
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@@ -4813,7 +4815,7 @@
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@@ -4834,7 +4836,7 @@
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@@ -4851,7 +4853,7 @@
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@@ -4883,7 +4885,7 @@
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@@ -4897,7 +4899,7 @@
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@@ -4910,7 +4912,7 @@
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@@ -4935,7 +4937,7 @@
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@@ -4945,7 +4947,7 @@
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@@ -4956,7 +4958,7 @@
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@@ -5010,7 +5012,7 @@
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@@ -5027,7 +5029,7 @@
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@@ -5039,7 +5041,7 @@
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@@ -5051,7 +5053,7 @@
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@@ -5061,7 +5063,7 @@
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@@ -5078,7 +5080,7 @@
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@@ -5088,7 +5090,7 @@
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@@ -5103,7 +5105,7 @@
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@@ -5113,7 +5115,7 @@
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@@ -5127,7 +5129,7 @@
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@@ -5139,7 +5141,7 @@
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@@ -5151,7 +5153,7 @@
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@@ -5163,7 +5165,7 @@
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@@ -5173,7 +5175,7 @@
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@@ -5185,7 +5187,7 @@
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@@ -5195,7 +5197,7 @@
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@@ -5212,7 +5214,7 @@
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@@ -5222,7 +5224,7 @@
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@@ -5234,7 +5236,7 @@
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@@ -5244,7 +5246,7 @@
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@@ -5256,7 +5258,7 @@
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@@ -5270,7 +5272,7 @@
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@@ -5282,7 +5284,7 @@
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@@ -5304,7 +5306,7 @@
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@@ -5316,7 +5318,7 @@
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@@ -5331,7 +5333,7 @@
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@@ -5343,7 +5345,7 @@
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@@ -5355,7 +5357,7 @@
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@@ -5365,7 +5367,7 @@
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@@ -5377,7 +5379,7 @@
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@@ -5387,7 +5389,7 @@
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@@ -5399,7 +5401,7 @@
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@@ -5409,7 +5411,7 @@
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@@ -5421,7 +5423,7 @@
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@@ -5438,7 +5440,7 @@
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@@ -5451,7 +5453,7 @@
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@@ -5463,7 +5465,7 @@
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@@ -5473,7 +5475,7 @@
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@@ -5486,7 +5488,7 @@
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@@ -5496,7 +5498,7 @@
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@@ -5508,7 +5510,7 @@
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@@ -5521,7 +5523,7 @@
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@@ -5534,7 +5536,7 @@
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@@ -5546,7 +5548,7 @@
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@@ -5558,7 +5560,7 @@
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@@ -5568,7 +5570,7 @@
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    "cell_type": "markdown",
-   "id": "09bbc4ac",
+   "id": "915f682c",
    "metadata": {
     "editable": true
    },
@@ -5581,7 +5583,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "37cb206c",
+   "id": "cf5e5fa4",
    "metadata": {
     "editable": true
    },
@@ -5593,7 +5595,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "87fe1756",
+   "id": "f3979a24",
    "metadata": {
     "editable": true
    },
@@ -5605,7 +5607,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "44fc5198",
+   "id": "a5d98305",
    "metadata": {
     "editable": true
    },
@@ -5617,7 +5619,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b0fa981e",
+   "id": "d4208afb",
    "metadata": {
     "editable": true
    },
@@ -5629,7 +5631,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "80231e43",
+   "id": "6dfd5110",
    "metadata": {
     "editable": true
    },
@@ -5643,7 +5645,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "15e51237",
+   "id": "fe9146a9",
    "metadata": {
     "editable": true
    },
@@ -5655,7 +5657,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "dd75aca5",
+   "id": "1088f372",
    "metadata": {
     "editable": true
    },
@@ -5665,7 +5667,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "9cb2ef33",
+   "id": "c18e1c0b",
    "metadata": {
     "editable": true
    },
@@ -5677,7 +5679,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "fad95084",
+   "id": "2b78ffb3",
    "metadata": {
     "editable": true
    },
@@ -5689,7 +5691,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "230a6ff7",
+   "id": "ee79adf0",
    "metadata": {
     "editable": true
    },
@@ -5701,7 +5703,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "85a1a5d1",
+   "id": "9034798e",
    "metadata": {
     "editable": true
    },
@@ -5713,7 +5715,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ff8d6799",
+   "id": "a11d0a33",
    "metadata": {
     "editable": true
    },
@@ -5725,7 +5727,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "827e177b",
+   "id": "9ed00714",
    "metadata": {
     "editable": true
    },
@@ -5744,7 +5746,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "aca28922",
+   "id": "8fb660b4",
    "metadata": {
     "editable": true
    },
@@ -5756,7 +5758,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "e08ee7a5",
+   "id": "89b5169d",
    "metadata": {
     "editable": true
    },
@@ -5766,7 +5768,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "5f5b2dc5",
+   "id": "24a873d7",
    "metadata": {
     "editable": true
    },
@@ -5778,7 +5780,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d5030a07",
+   "id": "7244bf36",
    "metadata": {
     "editable": true
    },
@@ -5788,7 +5790,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "3b4a0fce",
+   "id": "4e4cb18e",
    "metadata": {
     "editable": true
    },
@@ -5800,7 +5802,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "67619670",
+   "id": "5120d67c",
    "metadata": {
     "editable": true
    },
@@ -5812,7 +5814,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "a0188c70",
+   "id": "97d9cb96",
    "metadata": {
     "editable": true
    },
@@ -5828,7 +5830,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2b542ab9",
+   "id": "3a23067e",
    "metadata": {
     "editable": true
    },
@@ -5840,7 +5842,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c27c8f59",
+   "id": "9df2682b",
    "metadata": {
     "editable": true
    },
@@ -5852,7 +5854,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2b68e82e",
+   "id": "4c3fff11",
    "metadata": {
     "editable": true
    },
@@ -5862,7 +5864,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "af6db7ba",
+   "id": "31b60a1e",
    "metadata": {
     "editable": true
    },
@@ -5874,7 +5876,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "69a927de",
+   "id": "397faa62",
    "metadata": {
     "editable": true
    },
@@ -5884,7 +5886,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f9362946",
+   "id": "8393c561",
    "metadata": {
     "editable": true
    },
@@ -5896,7 +5898,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "1999617c",
+   "id": "8f800c6b",
    "metadata": {
     "editable": true
    },
@@ -5913,7 +5915,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "05da6504",
+   "id": "c39082c9",
    "metadata": {
     "editable": true
    },
@@ -5925,7 +5927,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "bf894d8e",
+   "id": "ca8c09a8",
    "metadata": {
     "editable": true
    },
@@ -5937,7 +5939,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b0e2eb07",
+   "id": "10ee6793",
    "metadata": {
     "editable": true
    },
@@ -5947,7 +5949,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b4b83749",
+   "id": "36cee816",
    "metadata": {
     "editable": true
    },
@@ -5959,7 +5961,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f335a39d",
+   "id": "e1b8b872",
    "metadata": {
     "editable": true
    },
@@ -5969,7 +5971,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "47a66a91",
+   "id": "697ae3ec",
    "metadata": {
     "editable": true
    },
@@ -5981,7 +5983,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f6132801",
+   "id": "6fbf8e69",
    "metadata": {
     "editable": true
    },
@@ -5991,7 +5993,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "61e7e5b8",
+   "id": "ca0c3341",
    "metadata": {
     "editable": true
    },
@@ -6003,7 +6005,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "9f52d6a6",
+   "id": "d9c14692",
    "metadata": {
     "editable": true
    },
@@ -6013,7 +6015,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c4f8cae2",
+   "id": "154cc5a3",
    "metadata": {
     "editable": true
    },
@@ -6025,7 +6027,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "00e45c65",
+   "id": "3fccf87d",
    "metadata": {
     "editable": true
    },
diff --git a/doc/src/week35/week35.do.txt b/doc/src/week35/week35.do.txt
index bf9968c6d..7cb8d7664 100644
--- a/doc/src/week35/week35.do.txt
+++ b/doc/src/week35/week35.do.txt
@@ -13,7 +13,7 @@ o Derivation of the equations for ordinary least squares
 o Discussion on how to prepare data and examples of applications of linear regression
 o Material for the lecture on Thursday: Mathematical interpretations of linear regression
 o Thursday: Ridge and Lasso regression and Singular Value Decomposition
-
+o "Video of lecture":"https://youtu.be/qBNm-HGSxL4"
 
 
 === Reading recommendations: ===