diff --git a/doc/Projects/2021/Project1/html/._Project1-bs000.html b/doc/Projects/2021/Project1/html/._Project1-bs000.html
index 8e4ff2d79..41f1c0d38 100644
--- a/doc/Projects/2021/Project1/html/._Project1-bs000.html
+++ b/doc/Projects/2021/Project1/html/._Project1-bs000.html
@@ -7,9 +7,9 @@ Automatically generated HTML file from DocOnce source
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 <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-<meta name="description" content="Project 1 on Machine Learning, deadline October 4, 2020">
+<meta name="description" content="Project 1 on Machine Learning, deadline October 4, 2021">
 
-<title>Project 1 on Machine Learning, deadline October 4, 2020</title>
+<title>Project 1 on Machine Learning, deadline October 4, 2021</title>
 
 <!-- Bootstrap style: bootstrap -->
 <link href="https://netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css" rel="stylesheet">
@@ -116,7 +116,7 @@ MathJax.Hub.Config({
       <span class="icon-bar"></span>
       <span class="icon-bar"></span>
     </button>
-    <a class="navbar-brand" href="Project1-bs.html">Project 1 on Machine Learning, deadline October 4, 2020</a>
+    <a class="navbar-brand" href="Project1-bs.html">Project 1 on Machine Learning, deadline October 4, 2021</a>
   </div>
 
   <div class="navbar-collapse collapse navbar-responsive-collapse">
@@ -153,7 +153,7 @@ MathJax.Hub.Config({
 
 
 <div class="jumbotron">
-<center><h1>Project 1 on Machine Learning, deadline October 4, 2020</h1></center>  <!-- document title -->
+<center><h1>Project 1 on Machine Learning, deadline October 4, 2021</h1></center>  <!-- document title -->
 
 <p>
 <!-- author(s): <a href="http://www.uio.no/studier/emner/matnat/fys/FYS3155/index-eng.html" target="_self">Data Analysis and Machine Learning FYS-STK3155/FYS4155</a> -->
@@ -168,7 +168,7 @@ MathJax.Hub.Config({
 <center><b>University of Oslo, Norway</b></center>
 <br>
 <p>
-<center><h4>Sep 10, 2021</h4></center> <!-- date -->
+<center><h4>Sep 14, 2021</h4></center> <!-- date -->
 <br>
 <p>
 </div> <!-- end jumbotron -->
diff --git a/doc/Projects/2021/Project1/html/Project1-bs.html b/doc/Projects/2021/Project1/html/Project1-bs.html
index 8e4ff2d79..41f1c0d38 100644
--- a/doc/Projects/2021/Project1/html/Project1-bs.html
+++ b/doc/Projects/2021/Project1/html/Project1-bs.html
@@ -7,9 +7,9 @@ Automatically generated HTML file from DocOnce source
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 <meta name="generator" content="DocOnce: https://github.com/doconce/doconce/" />
 <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-<meta name="description" content="Project 1 on Machine Learning, deadline October 4, 2020">
+<meta name="description" content="Project 1 on Machine Learning, deadline October 4, 2021">
 
-<title>Project 1 on Machine Learning, deadline October 4, 2020</title>
+<title>Project 1 on Machine Learning, deadline October 4, 2021</title>
 
 <!-- Bootstrap style: bootstrap -->
 <link href="https://netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css" rel="stylesheet">
@@ -116,7 +116,7 @@ MathJax.Hub.Config({
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       <span class="icon-bar"></span>
     </button>
-    <a class="navbar-brand" href="Project1-bs.html">Project 1 on Machine Learning, deadline October 4, 2020</a>
+    <a class="navbar-brand" href="Project1-bs.html">Project 1 on Machine Learning, deadline October 4, 2021</a>
   </div>
 
   <div class="navbar-collapse collapse navbar-responsive-collapse">
@@ -153,7 +153,7 @@ MathJax.Hub.Config({
 
 
 <div class="jumbotron">
-<center><h1>Project 1 on Machine Learning, deadline October 4, 2020</h1></center>  <!-- document title -->
+<center><h1>Project 1 on Machine Learning, deadline October 4, 2021</h1></center>  <!-- document title -->
 
 <p>
 <!-- author(s): <a href="http://www.uio.no/studier/emner/matnat/fys/FYS3155/index-eng.html" target="_self">Data Analysis and Machine Learning FYS-STK3155/FYS4155</a> -->
@@ -168,7 +168,7 @@ MathJax.Hub.Config({
 <center><b>University of Oslo, Norway</b></center>
 <br>
 <p>
-<center><h4>Sep 10, 2021</h4></center> <!-- date -->
+<center><h4>Sep 14, 2021</h4></center> <!-- date -->
 <br>
 <p>
 </div> <!-- end jumbotron -->
diff --git a/doc/Projects/2021/Project1/html/Project1.html b/doc/Projects/2021/Project1/html/Project1.html
index 4c254e47b..c4328dcd2 100644
--- a/doc/Projects/2021/Project1/html/Project1.html
+++ b/doc/Projects/2021/Project1/html/Project1.html
@@ -7,9 +7,9 @@ Automatically generated HTML file from DocOnce source
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 <meta name="generator" content="DocOnce: https://github.com/doconce/doconce/" />
 <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-<meta name="description" content="Project 1 on Machine Learning, deadline October 4, 2020">
+<meta name="description" content="Project 1 on Machine Learning, deadline October 4, 2021">
 
-<title>Project 1 on Machine Learning, deadline October 4, 2020</title>
+<title>Project 1 on Machine Learning, deadline October 4, 2021</title>
 
 
 <style type="text/css">
@@ -111,7 +111,7 @@ MathJax.Hub.Config({
 
 
 
-<center><h1>Project 1 on Machine Learning, deadline October 4, 2020</h1></center>  <!-- document title -->
+<center><h1>Project 1 on Machine Learning, deadline October 4, 2021</h1></center>  <!-- document title -->
 
 <p>
 <!-- author(s): <a href="http://www.uio.no/studier/emner/matnat/fys/FYS3155/index-eng.html" target="_blank">Data Analysis and Machine Learning FYS-STK3155/FYS4155</a> -->
@@ -126,7 +126,7 @@ MathJax.Hub.Config({
 <center><b>University of Oslo, Norway</b></center>
 <br>
 <p>
-<center><h4>Sep 10, 2021</h4></center> <!-- date -->
+<center><h4>Sep 14, 2021</h4></center> <!-- date -->
 <br>
 
 <h2 id="regression-analysis-and-resampling-methods">Regression analysis and resampling methods  </h2>
diff --git a/doc/Projects/2021/Project1/ipynb/Project1.ipynb b/doc/Projects/2021/Project1/ipynb/Project1.ipynb
index ebee420aa..ea9ecd9d2 100644
--- a/doc/Projects/2021/Project1/ipynb/Project1.ipynb
+++ b/doc/Projects/2021/Project1/ipynb/Project1.ipynb
@@ -4,13 +4,13 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "<!-- dom:TITLE: Project 1 on Machine Learning, deadline October 4, 2020 -->\n",
-    "# Project 1 on Machine Learning, deadline October 4, 2020\n",
+    "<!-- dom:TITLE: Project 1 on Machine Learning, deadline October 4, 2021 -->\n",
+    "# Project 1 on Machine Learning, deadline October 4, 2021\n",
     "<!-- dom:AUTHOR: [Data Analysis and Machine Learning FYS-STK3155/FYS4155](http://www.uio.no/studier/emner/matnat/fys/FYS3155/index-eng.html) at University of Oslo, Norway -->\n",
     "<!-- Author: -->  \n",
     "**[Data Analysis and Machine Learning FYS-STK3155/FYS4155](http://www.uio.no/studier/emner/matnat/fys/FYS3155/index-eng.html)**, University of Oslo, Norway\n",
     "\n",
-    "Date: **Sep 10, 2021**\n",
+    "Date: **Sep 14, 2021**\n",
     "\n",
     "## Regression analysis and resampling methods\n",
     "\n",
diff --git a/doc/Projects/2021/Project1/ipynb/ipynb-Project1-src.tar.gz b/doc/Projects/2021/Project1/ipynb/ipynb-Project1-src.tar.gz
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diff --git a/doc/Projects/2021/Project1/pdf/Project1.p.tex b/doc/Projects/2021/Project1/pdf/Project1.p.tex
index 0e5ee96b6..a7204c63d 100644
--- a/doc/Projects/2021/Project1/pdf/Project1.p.tex
+++ b/doc/Projects/2021/Project1/pdf/Project1.p.tex
@@ -112,7 +112,7 @@ final,                   % draft: marks overfull hboxes, figures with paths
 \begin{center}
 {\LARGE\bf
 \begin{spacing}{1.25}
-Project 1 on Machine Learning, deadline October 4, 2020
+Project 1 on Machine Learning, deadline October 4, 2021
 \end{spacing}
 }
 \end{center}
@@ -132,7 +132,7 @@ Project 1 on Machine Learning, deadline October 4, 2020
 
 % --- begin date ---
 \begin{center}
-Sep 10, 2021
+Sep 14, 2021
 \end{center}
 % --- end date ---
 
diff --git a/doc/Projects/2021/Project1/pdf/Project1.pdf b/doc/Projects/2021/Project1/pdf/Project1.pdf
index 598fb051b..faf1c4c9e 100644
Binary files a/doc/Projects/2021/Project1/pdf/Project1.pdf and b/doc/Projects/2021/Project1/pdf/Project1.pdf differ
diff --git a/doc/Projects/2021/Project1/pdf/Project1.tex b/doc/Projects/2021/Project1/pdf/Project1.tex
index c781d1aba..75d306c2f 100644
--- a/doc/Projects/2021/Project1/pdf/Project1.tex
+++ b/doc/Projects/2021/Project1/pdf/Project1.tex
@@ -82,7 +82,7 @@ final,                   % draft: marks overfull hboxes, figures with paths
 \begin{center}
 {\LARGE\bf
 \begin{spacing}{1.25}
-Project 1 on Machine Learning, deadline October 4, 2020
+Project 1 on Machine Learning, deadline October 4, 2021
 \end{spacing}
 }
 \end{center}
@@ -102,7 +102,7 @@ Project 1 on Machine Learning, deadline October 4, 2020
 
 % --- begin date ---
 \begin{center}
-Sep 10, 2021
+Sep 14, 2021
 \end{center}
 % --- end date ---
 
diff --git a/doc/src/Projects/2021/Project1/Project1.do.txt b/doc/src/Projects/2021/Project1/Project1.do.txt
index 3b58bad59..df47bf567 100644
--- a/doc/src/Projects/2021/Project1/Project1.do.txt
+++ b/doc/src/Projects/2021/Project1/Project1.do.txt
@@ -1,4 +1,4 @@
-TITLE: Project 1 on Machine Learning, deadline October 4, 2020
+TITLE: Project 1 on Machine Learning, deadline October 4, 2021
 AUTHOR: "Data Analysis and Machine Learning FYS-STK3155/FYS4155":"http://www.uio.no/studier/emner/matnat/fys/FYS3155/index-eng.html" at University of Oslo, Norway
 DATE: today