diff --git a/doc/pub/week34/html/._week34-bs008.html b/doc/pub/week34/html/._week34-bs008.html
index 57eef80e4..d38f895d5 100644
--- a/doc/pub/week34/html/._week34-bs008.html
+++ b/doc/pub/week34/html/._week34-bs008.html
@@ -358,7 +358,7 @@ MathJax.Hub.Config({
 <!-- subsequent paragraphs come in larger fonts, so start with a paragraph -->
 
 <ol>
-<li> Project 1: October 7 (available September 3) graded with feedback)</li>
+<li> Project 1: October 7 (available September 5) graded with feedback)</li>
 <li> Project 2: November 11 (available October 7, graded with feedback)</li>
 <li> Project 3: December 9  (available November 11, graded with feedback)</li>
 </ol>
diff --git a/doc/pub/week34/html/week34-reveal.html b/doc/pub/week34/html/week34-reveal.html
index 672df6d41..2effb7824 100644
--- a/doc/pub/week34/html/week34-reveal.html
+++ b/doc/pub/week34/html/week34-reveal.html
@@ -349,7 +349,7 @@ MathJax.Hub.Config({
 <p>
 
 <ol>
-<p><li> Project 1: October 7 (available September 3) graded with feedback)</li>
+<p><li> Project 1: October 7 (available September 5) graded with feedback)</li>
 <p><li> Project 2: November 11 (available October 7, graded with feedback)</li>
 <p><li> Project 3: December 9  (available November 11, graded with feedback)</li>
 </ol>
diff --git a/doc/pub/week34/html/week34-solarized.html b/doc/pub/week34/html/week34-solarized.html
index dca2abb88..2013b7a4d 100644
--- a/doc/pub/week34/html/week34-solarized.html
+++ b/doc/pub/week34/html/week34-solarized.html
@@ -425,7 +425,7 @@ MathJax.Hub.Config({
 <p>
 
 <ol>
-<li> Project 1: October 7 (available September 3) graded with feedback)</li>
+<li> Project 1: October 7 (available September 5) graded with feedback)</li>
 <li> Project 2: November 11 (available October 7, graded with feedback)</li>
 <li> Project 3: December 9  (available November 11, graded with feedback)</li>
 </ol>
diff --git a/doc/pub/week34/html/week34.html b/doc/pub/week34/html/week34.html
index af6e3e0ab..806b45e0f 100644
--- a/doc/pub/week34/html/week34.html
+++ b/doc/pub/week34/html/week34.html
@@ -502,7 +502,7 @@ MathJax.Hub.Config({
 <p>
 
 <ol>
-<li> Project 1: October 7 (available September 3) graded with feedback)</li>
+<li> Project 1: October 7 (available September 5) graded with feedback)</li>
 <li> Project 2: November 11 (available October 7, graded with feedback)</li>
 <li> Project 3: December 9  (available November 11, graded with feedback)</li>
 </ol>
diff --git a/doc/pub/week34/ipynb/ipynb-week34-src.tar.gz b/doc/pub/week34/ipynb/ipynb-week34-src.tar.gz
index 51150d838..213d67bf9 100644
Binary files a/doc/pub/week34/ipynb/ipynb-week34-src.tar.gz and b/doc/pub/week34/ipynb/ipynb-week34-src.tar.gz differ
diff --git a/doc/pub/week34/ipynb/week34.ipynb b/doc/pub/week34/ipynb/week34.ipynb
index 5cf28b475..7a35feb1a 100644
--- a/doc/pub/week34/ipynb/week34.ipynb
+++ b/doc/pub/week34/ipynb/week34.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "markdown",
-   "id": "7457abb9",
+   "id": "01f9f841",
    "metadata": {
     "editable": true
    },
@@ -14,7 +14,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "085c7dd7",
+   "id": "571835db",
    "metadata": {
     "editable": true
    },
@@ -27,7 +27,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "33777541",
+   "id": "6e5f19dd",
    "metadata": {
     "editable": true
    },
@@ -51,7 +51,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "87285a12",
+   "id": "460e22ce",
    "metadata": {
     "editable": true
    },
@@ -72,7 +72,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d48e3098",
+   "id": "6f4040aa",
    "metadata": {
     "editable": true
    },
@@ -86,7 +86,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c705e9e9",
+   "id": "10b931ec",
    "metadata": {
     "editable": true
    },
@@ -108,7 +108,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "34598c12",
+   "id": "651e3e61",
    "metadata": {
     "editable": true
    },
@@ -122,7 +122,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "570a2383",
+   "id": "8a4864cc",
    "metadata": {
     "editable": true
    },
@@ -146,7 +146,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b07b7258",
+   "id": "890ffcd0",
    "metadata": {
     "editable": true
    },
@@ -179,14 +179,14 @@
   },
   {
    "cell_type": "markdown",
-   "id": "cfe0e893",
+   "id": "7c05256f",
    "metadata": {
     "editable": true
    },
    "source": [
     "## Deadlines for projects (tentative)\n",
     "\n",
-    "1. Project 1: October 7 (available September 3) graded with feedback)\n",
+    "1. Project 1: October 7 (available September 5) graded with feedback)\n",
     "\n",
     "2. Project 2: November 11 (available October 7, graded with feedback)\n",
     "\n",
@@ -197,7 +197,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "0eba58a3",
+   "id": "e17ef40a",
    "metadata": {
     "editable": true
    },
@@ -221,7 +221,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "47710b52",
+   "id": "15c243a5",
    "metadata": {
     "editable": true
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@@ -241,7 +241,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "8eabb515",
+   "id": "35c2c444",
    "metadata": {
     "editable": true
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@@ -285,7 +285,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "af1c9356",
+   "id": "920bb1fd",
    "metadata": {
     "editable": true
    },
@@ -320,7 +320,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "da1654bc",
+   "id": "2f616e8c",
    "metadata": {
     "editable": true
    },
@@ -347,7 +347,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "1fdc7566",
+   "id": "ace6ba4a",
    "metadata": {
     "editable": true
    },
@@ -363,7 +363,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d290071e",
+   "id": "b462caa6",
    "metadata": {
     "editable": true
    },
@@ -397,7 +397,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "9d524e84",
+   "id": "8e1b76e5",
    "metadata": {
     "editable": true
    },
@@ -440,7 +440,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ed6ab815",
+   "id": "b9519aea",
    "metadata": {
     "editable": true
    },
@@ -513,7 +513,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ba89d6f8",
+   "id": "52a6fd51",
    "metadata": {
     "editable": true
    },
@@ -542,7 +542,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "5af7115b",
+   "id": "6ccc756c",
    "metadata": {
     "editable": true
    },
@@ -560,7 +560,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "9de1f6a9",
+   "id": "1d03f402",
    "metadata": {
     "editable": true
    },
@@ -572,7 +572,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "4274427a",
+   "id": "b090b5ae",
    "metadata": {
     "editable": true
    },
@@ -607,7 +607,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "cbafa132",
+   "id": "c40a23b9",
    "metadata": {
     "editable": true
    },
@@ -637,7 +637,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "65bfe6e4",
+   "id": "f6ec0adf",
    "metadata": {
     "editable": true
    },
@@ -668,7 +668,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "5cfbd19a",
+   "id": "c272a199",
    "metadata": {
     "editable": true
    },
@@ -707,7 +707,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "736e456c",
+   "id": "27e0d066",
    "metadata": {
     "editable": true
    },
@@ -740,7 +740,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "63e7561c",
+   "id": "643f48b8",
    "metadata": {
     "editable": true
    },
@@ -775,7 +775,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ef9780d3",
+   "id": "e13b30d3",
    "metadata": {
     "editable": true
    },
@@ -799,7 +799,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "47d9bc32",
+   "id": "9857d641",
    "metadata": {
     "editable": true
    },
@@ -826,7 +826,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f07dd885",
+   "id": "2600b913",
    "metadata": {
     "editable": true
    },
@@ -836,7 +836,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "95732371",
+   "id": "acb4e60e",
    "metadata": {
     "editable": true
    },
@@ -850,7 +850,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "10b78d0a",
+   "id": "487a7ca0",
    "metadata": {
     "editable": true
    },
@@ -871,7 +871,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c1799d5b",
+   "id": "d2385fb5",
    "metadata": {
     "editable": true
    },
@@ -883,7 +883,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "91eac232",
+   "id": "3a2cd804",
    "metadata": {
     "editable": true
    },
@@ -906,7 +906,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "7fc54fb6",
+   "id": "513819f1",
    "metadata": {
     "editable": true
    },
@@ -916,7 +916,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c722bf5c",
+   "id": "7f71b3f9",
    "metadata": {
     "editable": true
    },
@@ -928,7 +928,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c81bb9da",
+   "id": "f80e4d48",
    "metadata": {
     "editable": true
    },
@@ -949,7 +949,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "545b983b",
+   "id": "1e5c17fe",
    "metadata": {
     "editable": true
    },
@@ -977,7 +977,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "361b27a3",
+   "id": "e97d8732",
    "metadata": {
     "editable": true
    },
@@ -1003,7 +1003,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "5c3be2d7",
+   "id": "4bc771f2",
    "metadata": {
     "editable": true
    },
@@ -1015,7 +1015,7 @@
   {
    "cell_type": "code",
    "execution_count": 1,
-   "id": "1e7110c2",
+   "id": "3e7f662f",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1027,7 +1027,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ff779db1",
+   "id": "c8e59b3f",
    "metadata": {
     "editable": true
    },
@@ -1038,7 +1038,7 @@
   {
    "cell_type": "code",
    "execution_count": 2,
-   "id": "362423b8",
+   "id": "c071b4d0",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1052,7 +1052,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "7cc46abb",
+   "id": "76b8f8c1",
    "metadata": {
     "editable": true
    },
@@ -1064,7 +1064,7 @@
   {
    "cell_type": "code",
    "execution_count": 3,
-   "id": "0166e89a",
+   "id": "2f6483ab",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1078,7 +1078,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "5cee8211",
+   "id": "bb259d1e",
    "metadata": {
     "editable": true
    },
@@ -1090,7 +1090,7 @@
   {
    "cell_type": "code",
    "execution_count": 4,
-   "id": "19457c50",
+   "id": "75627c2a",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1104,7 +1104,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "baf7178e",
+   "id": "74bf3c2e",
    "metadata": {
     "editable": true
    },
@@ -1121,7 +1121,7 @@
   {
    "cell_type": "code",
    "execution_count": 5,
-   "id": "887648ec",
+   "id": "16888ecc",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1138,7 +1138,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "970c92a9",
+   "id": "05a26a43",
    "metadata": {
     "editable": true
    },
@@ -1150,7 +1150,7 @@
   {
    "cell_type": "code",
    "execution_count": 6,
-   "id": "1a94ab55",
+   "id": "58386341",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1164,7 +1164,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "3c5fee4f",
+   "id": "1f29371e",
    "metadata": {
     "editable": true
    },
@@ -1175,7 +1175,7 @@
   {
    "cell_type": "code",
    "execution_count": 7,
-   "id": "6b947fef",
+   "id": "74658c83",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1189,7 +1189,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "8fdc5c93",
+   "id": "21bf0eba",
    "metadata": {
     "editable": true
    },
@@ -1200,7 +1200,7 @@
   {
    "cell_type": "code",
    "execution_count": 8,
-   "id": "d7390caa",
+   "id": "cd0e67af",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1214,7 +1214,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b13c172b",
+   "id": "861389e9",
    "metadata": {
     "editable": true
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@@ -1229,7 +1229,7 @@
   {
    "cell_type": "code",
    "execution_count": 9,
-   "id": "9255a88a",
+   "id": "b576c5bb",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1243,7 +1243,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "28c0d483",
+   "id": "ba066674",
    "metadata": {
     "editable": true
    },
@@ -1254,7 +1254,7 @@
   {
    "cell_type": "code",
    "execution_count": 10,
-   "id": "676b4988",
+   "id": "dc8a1552",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -1269,7 +1269,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "6b8c5e05",
+   "id": "e40ac377",
    "metadata": {
     "editable": true
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@@ -1280,7 +1280,7 @@
   {
    "cell_type": "code",
    "execution_count": 11,
-   "id": "9e14005c",
+   "id": "e7cf2718",
    "metadata": {
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     "editable": true
@@ -1295,7 +1295,7 @@
   },
   {
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-   "id": "84a8a357",
+   "id": "9199adfb",
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@@ -1306,7 +1306,7 @@
   {
    "cell_type": "code",
    "execution_count": 12,
-   "id": "0d89c91d",
+   "id": "df07d1a1",
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     "editable": true
@@ -1322,7 +1322,7 @@
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   {
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+   "id": "75a714cb",
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@@ -1333,7 +1333,7 @@
   {
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-   "id": "9075e79d",
+   "id": "1e6fdd5e",
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     "collapsed": false,
     "editable": true
@@ -1349,7 +1349,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "42875cbc",
+   "id": "8b753f4a",
    "metadata": {
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@@ -1360,7 +1360,7 @@
   {
    "cell_type": "code",
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-   "id": "804939b4",
+   "id": "d5aae547",
    "metadata": {
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     "editable": true
@@ -1376,7 +1376,7 @@
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   {
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-   "id": "bf980e5a",
+   "id": "b52783d4",
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@@ -1388,7 +1388,7 @@
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+   "id": "567c8a56",
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@@ -1403,7 +1403,7 @@
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+   "id": "793e618e",
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@@ -1413,7 +1413,7 @@
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@@ -1425,7 +1425,7 @@
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   {
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+   "id": "ec524236",
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@@ -1436,7 +1436,7 @@
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+   "id": "72c6929d",
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@@ -1451,7 +1451,7 @@
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+   "id": "7306897d",
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@@ -1466,7 +1466,7 @@
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-   "id": "eca07114",
+   "id": "0138bea5",
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@@ -1493,7 +1493,7 @@
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-   "id": "218cb6c0",
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@@ -1517,7 +1517,7 @@
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@@ -1543,7 +1543,7 @@
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-   "id": "c2100e82",
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@@ -1563,7 +1563,7 @@
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@@ -1577,7 +1577,7 @@
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-   "id": "6d199338",
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@@ -1590,7 +1590,7 @@
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+   "id": "69e108c6",
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@@ -1601,7 +1601,7 @@
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-   "id": "b2dfc638",
+   "id": "af2eb9b7",
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@@ -1613,7 +1613,7 @@
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@@ -1624,7 +1624,7 @@
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-   "id": "8a92dfcd",
+   "id": "87269bdf",
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@@ -1642,7 +1642,7 @@
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@@ -1654,7 +1654,7 @@
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@@ -1678,7 +1678,7 @@
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@@ -1689,7 +1689,7 @@
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@@ -1718,7 +1718,7 @@
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@@ -1729,7 +1729,7 @@
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@@ -1744,7 +1744,7 @@
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@@ -1761,7 +1761,7 @@
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@@ -1775,7 +1775,7 @@
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@@ -1806,7 +1806,7 @@
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@@ -1818,7 +1818,7 @@
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@@ -1846,7 +1846,7 @@
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@@ -1876,7 +1876,7 @@
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@@ -1893,7 +1893,7 @@
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@@ -1905,7 +1905,7 @@
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@@ -1926,7 +1926,7 @@
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@@ -1939,7 +1939,7 @@
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@@ -1970,7 +1970,7 @@
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@@ -1982,7 +1982,7 @@
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@@ -2000,7 +2000,7 @@
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@@ -2027,7 +2027,7 @@
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@@ -2049,7 +2049,7 @@
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@@ -2087,7 +2087,7 @@
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@@ -2098,7 +2098,7 @@
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@@ -2111,7 +2111,7 @@
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@@ -2132,7 +2132,7 @@
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@@ -2144,7 +2144,7 @@
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@@ -2154,7 +2154,7 @@
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@@ -2166,7 +2166,7 @@
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@@ -2178,7 +2178,7 @@
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@@ -2190,7 +2190,7 @@
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@@ -2201,7 +2201,7 @@
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@@ -2213,7 +2213,7 @@
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@@ -2235,7 +2235,7 @@
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@@ -2247,7 +2247,7 @@
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@@ -2263,7 +2263,7 @@
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@@ -2304,7 +2304,7 @@
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@@ -2321,7 +2321,7 @@
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@@ -2333,7 +2333,7 @@
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@@ -2343,7 +2343,7 @@
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@@ -2355,7 +2355,7 @@
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@@ -2365,7 +2365,7 @@
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@@ -2377,7 +2377,7 @@
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@@ -2387,7 +2387,7 @@
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@@ -2399,7 +2399,7 @@
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@@ -2415,7 +2415,7 @@
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@@ -2427,7 +2427,7 @@
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@@ -2438,7 +2438,7 @@
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@@ -2450,7 +2450,7 @@
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@@ -2464,7 +2464,7 @@
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@@ -2476,7 +2476,7 @@
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@@ -2501,7 +2501,7 @@
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@@ -2518,7 +2518,7 @@
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@@ -2562,7 +2562,7 @@
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@@ -2573,7 +2573,7 @@
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@@ -2595,7 +2595,7 @@
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@@ -2612,7 +2612,7 @@
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@@ -2633,7 +2633,7 @@
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@@ -2647,7 +2647,7 @@
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@@ -2676,7 +2676,7 @@
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@@ -2696,7 +2696,7 @@
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@@ -2713,7 +2713,7 @@
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@@ -2725,7 +2725,7 @@
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@@ -2743,7 +2743,7 @@
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@@ -2754,7 +2754,7 @@
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@@ -2767,7 +2767,7 @@
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@@ -2779,7 +2779,7 @@
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@@ -2810,7 +2810,7 @@
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@@ -2823,7 +2823,7 @@
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@@ -2864,7 +2864,7 @@
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@@ -2878,7 +2878,7 @@
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@@ -2918,7 +2918,7 @@
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@@ -2938,7 +2938,7 @@
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@@ -2970,7 +2970,7 @@
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@@ -2992,7 +2992,7 @@
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@@ -3020,7 +3020,7 @@
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@@ -3035,7 +3035,7 @@
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@@ -3047,7 +3047,7 @@
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@@ -3062,7 +3062,7 @@
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@@ -3075,7 +3075,7 @@
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@@ -3087,7 +3087,7 @@
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@@ -3097,7 +3097,7 @@
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@@ -3108,7 +3108,7 @@
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@@ -3126,7 +3126,7 @@
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@@ -3137,7 +3137,7 @@
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@@ -3149,7 +3149,7 @@
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@@ -3159,7 +3159,7 @@
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@@ -3171,7 +3171,7 @@
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@@ -3181,7 +3181,7 @@
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@@ -3193,7 +3193,7 @@
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@@ -3203,7 +3203,7 @@
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@@ -3222,7 +3222,7 @@
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@@ -3232,7 +3232,7 @@
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@@ -3244,7 +3244,7 @@
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@@ -3254,7 +3254,7 @@
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@@ -3270,7 +3270,7 @@
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@@ -3290,7 +3290,7 @@
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@@ -3300,7 +3300,7 @@
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@@ -3311,7 +3311,7 @@
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@@ -3330,7 +3330,7 @@
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@@ -3340,7 +3340,7 @@
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@@ -3352,7 +3352,7 @@
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@@ -3362,7 +3362,7 @@
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@@ -3373,7 +3373,7 @@
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@@ -3393,7 +3393,7 @@
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@@ -3405,7 +3405,7 @@
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@@ -3420,7 +3420,7 @@
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@@ -3500,7 +3500,7 @@
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@@ -3510,7 +3510,7 @@
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@@ -3522,7 +3522,7 @@
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@@ -3532,7 +3532,7 @@
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@@ -3543,7 +3543,7 @@
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@@ -3555,7 +3555,7 @@
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@@ -3565,7 +3565,7 @@
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@@ -3577,7 +3577,7 @@
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@@ -3587,7 +3587,7 @@
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@@ -3599,7 +3599,7 @@
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@@ -3612,7 +3612,7 @@
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@@ -3624,7 +3624,7 @@
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@@ -3634,7 +3634,7 @@
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@@ -3646,7 +3646,7 @@
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@@ -3658,7 +3658,7 @@
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@@ -3669,7 +3669,7 @@
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@@ -3681,7 +3681,7 @@
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@@ -3700,7 +3700,7 @@
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@@ -3713,7 +3713,7 @@
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@@ -3723,7 +3723,7 @@
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@@ -3735,7 +3735,7 @@
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@@ -3745,7 +3745,7 @@
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@@ -3757,7 +3757,7 @@
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@@ -3767,7 +3767,7 @@
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@@ -3779,7 +3779,7 @@
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@@ -3790,7 +3790,7 @@
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@@ -3802,7 +3802,7 @@
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@@ -3812,7 +3812,7 @@
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@@ -3824,7 +3824,7 @@
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@@ -3834,7 +3834,7 @@
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@@ -3846,7 +3846,7 @@
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@@ -3867,7 +3867,7 @@
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@@ -3880,7 +3880,7 @@
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@@ -3892,7 +3892,7 @@
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@@ -3904,7 +3904,7 @@
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@@ -3916,7 +3916,7 @@
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@@ -3928,7 +3928,7 @@
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@@ -3939,7 +3939,7 @@
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@@ -3951,7 +3951,7 @@
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@@ -3961,7 +3961,7 @@
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@@ -3973,7 +3973,7 @@
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@@ -3983,7 +3983,7 @@
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@@ -3995,7 +3995,7 @@
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@@ -4007,7 +4007,7 @@
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@@ -4021,7 +4021,7 @@
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@@ -4036,7 +4036,7 @@
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@@ -4047,7 +4047,7 @@
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@@ -4060,7 +4060,7 @@
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@@ -4071,7 +4071,7 @@
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@@ -4094,7 +4094,7 @@
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@@ -4108,7 +4108,7 @@
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@@ -4121,7 +4121,7 @@
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@@ -4132,7 +4132,7 @@
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@@ -4144,7 +4144,7 @@
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@@ -4155,7 +4155,7 @@
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@@ -4171,7 +4171,7 @@
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@@ -4182,7 +4182,7 @@
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@@ -4196,7 +4196,7 @@
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@@ -4218,7 +4218,7 @@
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@@ -4230,7 +4230,7 @@
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@@ -4240,7 +4240,7 @@
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@@ -4252,7 +4252,7 @@
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@@ -4264,7 +4264,7 @@
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@@ -4274,7 +4274,7 @@
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@@ -4286,7 +4286,7 @@
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@@ -4296,7 +4296,7 @@
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@@ -4308,7 +4308,7 @@
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@@ -4318,7 +4318,7 @@
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@@ -4330,7 +4330,7 @@
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@@ -4342,7 +4342,7 @@
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@@ -4352,7 +4352,7 @@
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@@ -4364,7 +4364,7 @@
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@@ -4374,7 +4374,7 @@
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@@ -4386,7 +4386,7 @@
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@@ -4398,7 +4398,7 @@
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@@ -4410,7 +4410,7 @@
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@@ -4420,7 +4420,7 @@
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@@ -4432,7 +4432,7 @@
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@@ -4442,7 +4442,7 @@
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@@ -4454,7 +4454,7 @@
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@@ -4464,7 +4464,7 @@
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@@ -4476,7 +4476,7 @@
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@@ -4487,7 +4487,7 @@
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@@ -4499,7 +4499,7 @@
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@@ -4509,7 +4509,7 @@
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@@ -4521,7 +4521,7 @@
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@@ -4531,7 +4531,7 @@
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@@ -4543,7 +4543,7 @@
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@@ -4556,7 +4556,7 @@
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@@ -4568,7 +4568,7 @@
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@@ -4580,7 +4580,7 @@
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@@ -4592,7 +4592,7 @@
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@@ -4604,7 +4604,7 @@
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@@ -4616,7 +4616,7 @@
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   {
    "cell_type": "markdown",
-   "id": "a4e9e3dc",
+   "id": "55ecf3cc",
    "metadata": {
     "editable": true
    },
@@ -4626,7 +4626,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ded86e89",
+   "id": "9f9d91eb",
    "metadata": {
     "editable": true
    },
@@ -4638,7 +4638,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "87e88760",
+   "id": "043f5129",
    "metadata": {
     "editable": true
    },
@@ -4650,7 +4650,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "7aca24ce",
+   "id": "9fb8cfd5",
    "metadata": {
     "editable": true
    },
@@ -4663,7 +4663,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "48a695a0",
+   "id": "40b6c16d",
    "metadata": {
     "editable": true
    },
@@ -4690,7 +4690,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f7d49fa3",
+   "id": "1c59ba18",
    "metadata": {
     "editable": true
    },
@@ -4701,7 +4701,7 @@
   {
    "cell_type": "code",
    "execution_count": 46,
-   "id": "ed48b74e",
+   "id": "6b0377c6",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -4797,7 +4797,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "1006612c",
+   "id": "42734b5a",
    "metadata": {
     "editable": true
    },
@@ -4812,7 +4812,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "0e674dfc",
+   "id": "64053f95",
    "metadata": {
     "editable": true
    },
@@ -4834,7 +4834,7 @@
   {
    "cell_type": "code",
    "execution_count": 47,
-   "id": "450c7125",
+   "id": "a88ea45d",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -4909,7 +4909,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "e1792d40",
+   "id": "1ab4a118",
    "metadata": {
     "editable": true
    },
@@ -4920,7 +4920,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b308d1aa",
+   "id": "cd98e5d4",
    "metadata": {
     "editable": true
    },
@@ -4989,7 +4989,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "e09a12ab",
+   "id": "db5234f8",
    "metadata": {
     "editable": true
    },
@@ -5003,7 +5003,7 @@
   {
    "cell_type": "code",
    "execution_count": 48,
-   "id": "1855452d",
+   "id": "9ca5492b",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -5016,7 +5016,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "504b9a56",
+   "id": "fd8eb85e",
    "metadata": {
     "editable": true
    },
@@ -5030,7 +5030,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "3af4bced",
+   "id": "268e87fc",
    "metadata": {
     "editable": true
    },
@@ -5043,7 +5043,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "920b9b02",
+   "id": "ddfc9d83",
    "metadata": {
     "editable": true
    },
@@ -5054,7 +5054,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "e5175348",
+   "id": "e935b371",
    "metadata": {
     "editable": true
    },
@@ -5066,7 +5066,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "a6b0c23f",
+   "id": "89f66005",
    "metadata": {
     "editable": true
    },
@@ -5076,7 +5076,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "96c080ab",
+   "id": "e130e8e7",
    "metadata": {
     "editable": true
    },
@@ -5088,7 +5088,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d9907787",
+   "id": "dc4c79b8",
    "metadata": {
     "editable": true
    },
@@ -5104,7 +5104,7 @@
   {
    "cell_type": "code",
    "execution_count": 49,
-   "id": "fa1a7149",
+   "id": "edb958af",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -5155,7 +5155,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "01687d08",
+   "id": "d6d03b65",
    "metadata": {
     "editable": true
    },
@@ -5165,7 +5165,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d644108d",
+   "id": "6d601ff5",
    "metadata": {
     "editable": true
    },
@@ -5211,7 +5211,7 @@
   {
    "cell_type": "code",
    "execution_count": 50,
-   "id": "549986c8",
+   "id": "c85030e8",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -5224,7 +5224,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2eca867c",
+   "id": "de47006a",
    "metadata": {
     "editable": true
    },
@@ -5235,7 +5235,7 @@
   {
    "cell_type": "code",
    "execution_count": 51,
-   "id": "9570c020",
+   "id": "59c3d590",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -5250,7 +5250,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "1b5eb3cd",
+   "id": "0f9f5234",
    "metadata": {
     "editable": true
    },
@@ -5268,7 +5268,7 @@
   {
    "cell_type": "code",
    "execution_count": 52,
-   "id": "710d8fde",
+   "id": "9121d90a",
    "metadata": {
     "collapsed": false,
     "editable": true
@@ -5285,7 +5285,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b8672b35",
+   "id": "a4e506d6",
    "metadata": {
     "editable": true
    },
@@ -5295,7 +5295,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "94899727",
+   "id": "efc099fe",
    "metadata": {
     "editable": true
    },
@@ -5306,7 +5306,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "ce0caded",
+   "id": "ae3a6af0",
    "metadata": {
     "editable": true
    },
@@ -5317,7 +5317,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "84bd259e",
+   "id": "77acb0ff",
    "metadata": {
     "editable": true
    },
diff --git a/doc/src/week34/week34.do.txt b/doc/src/week34/week34.do.txt
index 22d8f1169..3f7b54093 100644
--- a/doc/src/week34/week34.do.txt
+++ b/doc/src/week34/week34.do.txt
@@ -107,7 +107,7 @@ _Teachers :_
 
 !bblock
 
-o Project 1: October 7 (available September 3) graded with feedback)
+o Project 1: October 7 (available September 5) graded with feedback)
 o Project 2: November 11 (available October 7, graded with feedback)
 o Project 3: December 9  (available November 11, graded with feedback)