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index c313986a..c43419e3 100644
--- a/doc/pub/week38/html/._week38-bs000.html
+++ b/doc/pub/week38/html/._week38-bs000.html
@@ -8,8 +8,8 @@
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-<meta name="description" content="Week 38:  Particle-hole formalism">
-<title>Week 38:  Particle-hole formalism</title>
+<meta name="description" content="Week 38:  Particle-hole formalism and full configuration interaction theory">
+<title>Week 38:  Particle-hole formalism and full configuration interaction theory</title>
 <!-- Bootstrap style: bootstrap -->
 <!-- doconce format html week38.do.txt --html_style=bootstrap --pygments_html_style=default --html_admon=bootstrap_panel --html_output=week38-bs --no_mako -->
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@@ -72,7 +72,7 @@
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       <span class="icon-bar"></span>
     </button>
-    <a class="navbar-brand" href="week38-bs.html">Week 38:  Particle-hole formalism</a>
+    <a class="navbar-brand" href="week38-bs.html">Week 38:  Particle-hole formalism and full configuration interaction theory</a>
   </div>
   <div class="navbar-collapse collapse navbar-responsive-collapse">
     <ul class="nav navbar-nav navbar-right">
@@ -95,7 +95,7 @@
 <!-- ------------------- main content ---------------------- -->
 <div class="jumbotron">
 <center>
-<h1>Week 38:  Particle-hole formalism</h1>
+<h1>Week 38:  Particle-hole formalism and full configuration interaction theory</h1>
 </center>  <!-- document title -->
 
 <!-- author(s): Morten Hjorth-Jensen -->
@@ -118,17 +118,17 @@ <h4>September 16-20, 2024</h4>
 <ul>
 <li> Topics to be covered
 <ol type="a"></li>
- <li> Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators</li>
+ <li> Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory</li>
 <ul>
     <li> <a href="https://youtu.be/" target="_self">Video of lecture TBA</a></li>
 </ul>
- <li> Friday: Particle-hole formalism continues</li>
+ <li> Friday: Full configuration interaction theory</li> 
 <ul>
     <li> <a href="https://youtu.be/" target="_self">Video of lecture TBA</a></li>
 </ul>
 </ol>
 <li> Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.</li>
-<li> Fourth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_self"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
+<li> Fifth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_self"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
 </ul>
 
 </div> <!-- end jumbotron -->
diff --git a/doc/pub/week38/html/._week38-bs001.html b/doc/pub/week38/html/._week38-bs001.html
index a23843a7..8b3bf82c 100644
--- a/doc/pub/week38/html/._week38-bs001.html
+++ b/doc/pub/week38/html/._week38-bs001.html
@@ -8,8 +8,8 @@
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-<meta name="description" content="Week 38:  Particle-hole formalism">
-<title>Week 38:  Particle-hole formalism</title>
+<meta name="description" content="Week 38:  Particle-hole formalism and full configuration interaction theory">
+<title>Week 38:  Particle-hole formalism and full configuration interaction theory</title>
 <!-- Bootstrap style: bootstrap -->
 <!-- doconce format html week38.do.txt --html_style=bootstrap --pygments_html_style=default --html_admon=bootstrap_panel --html_output=week38-bs --no_mako -->
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       <span class="icon-bar"></span>
     </button>
-    <a class="navbar-brand" href="week38-bs.html">Week 38:  Particle-hole formalism</a>
+    <a class="navbar-brand" href="week38-bs.html">Week 38:  Particle-hole formalism and full configuration interaction theory</a>
   </div>
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     <ul class="nav navbar-nav navbar-right">
diff --git a/doc/pub/week38/html/week38-bs.html b/doc/pub/week38/html/week38-bs.html
index c313986a..c43419e3 100644
--- a/doc/pub/week38/html/week38-bs.html
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-<meta name="description" content="Week 38:  Particle-hole formalism">
-<title>Week 38:  Particle-hole formalism</title>
+<meta name="description" content="Week 38:  Particle-hole formalism and full configuration interaction theory">
+<title>Week 38:  Particle-hole formalism and full configuration interaction theory</title>
 <!-- Bootstrap style: bootstrap -->
 <!-- doconce format html week38.do.txt --html_style=bootstrap --pygments_html_style=default --html_admon=bootstrap_panel --html_output=week38-bs --no_mako -->
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@@ -72,7 +72,7 @@
       <span class="icon-bar"></span>
       <span class="icon-bar"></span>
     </button>
-    <a class="navbar-brand" href="week38-bs.html">Week 38:  Particle-hole formalism</a>
+    <a class="navbar-brand" href="week38-bs.html">Week 38:  Particle-hole formalism and full configuration interaction theory</a>
   </div>
   <div class="navbar-collapse collapse navbar-responsive-collapse">
     <ul class="nav navbar-nav navbar-right">
@@ -95,7 +95,7 @@
 <!-- ------------------- main content ---------------------- -->
 <div class="jumbotron">
 <center>
-<h1>Week 38:  Particle-hole formalism</h1>
+<h1>Week 38:  Particle-hole formalism and full configuration interaction theory</h1>
 </center>  <!-- document title -->
 
 <!-- author(s): Morten Hjorth-Jensen -->
@@ -118,17 +118,17 @@ <h4>September 16-20, 2024</h4>
 <ul>
 <li> Topics to be covered
 <ol type="a"></li>
- <li> Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators</li>
+ <li> Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory</li>
 <ul>
     <li> <a href="https://youtu.be/" target="_self">Video of lecture TBA</a></li>
 </ul>
- <li> Friday: Particle-hole formalism continues</li>
+ <li> Friday: Full configuration interaction theory</li> 
 <ul>
     <li> <a href="https://youtu.be/" target="_self">Video of lecture TBA</a></li>
 </ul>
 </ol>
 <li> Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.</li>
-<li> Fourth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_self"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
+<li> Fifth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_self"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
 </ul>
 
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diff --git a/doc/pub/week38/html/week38-reveal.html b/doc/pub/week38/html/week38-reveal.html
index b7730e2c..9913d378 100644
--- a/doc/pub/week38/html/week38-reveal.html
+++ b/doc/pub/week38/html/week38-reveal.html
@@ -9,8 +9,8 @@
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-<meta name="description" content="Week 38:  Particle-hole formalism">
-<title>Week 38:  Particle-hole formalism</title>
+<meta name="description" content="Week 38:  Particle-hole formalism and full configuration interaction theory">
+<title>Week 38:  Particle-hole formalism and full configuration interaction theory</title>
 
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@@ -168,7 +168,7 @@
 <section>
 <!-- ------------------- main content ---------------------- -->
 <center>
-<h1 style="text-align: center;">Week 38:  Particle-hole formalism</h1>
+<h1 style="text-align: center;">Week 38:  Particle-hole formalism and full configuration interaction theory</h1>
 </center>  <!-- document title -->
 
 <!-- author(s): Morten Hjorth-Jensen -->
@@ -191,13 +191,13 @@ <h4>September 16-20, 2024</h4>
 <ul>
 <p><li> Topics to be covered
 <ol type="a"></li>
- <p><li> Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators</li>
+ <p><li> Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory</li>
 <ul>
 
 <p><li> <a href="https://youtu.be/" target="_blank">Video of lecture TBA</a></li>
 </ul>
 <p>
- <p><li> Friday: Particle-hole formalism continues</li>
+ <p><li> Friday: Full configuration interaction theory</li> 
 <ul>
 
 <p><li> <a href="https://youtu.be/" target="_blank">Video of lecture TBA</a></li>
@@ -206,7 +206,7 @@ <h4>September 16-20, 2024</h4>
 </ol>
 <p>
 <p><li> Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.</li>
-<p><li> Fourth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_blank"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
+<p><li> Fifth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_blank"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
 </ul>
 <p>
 <h2 id="particle-hole-formalism">Particle-hole formalism </h2>
diff --git a/doc/pub/week38/html/week38-solarized.html b/doc/pub/week38/html/week38-solarized.html
index 19c13cf2..dc5d16c5 100644
--- a/doc/pub/week38/html/week38-solarized.html
+++ b/doc/pub/week38/html/week38-solarized.html
@@ -8,8 +8,8 @@
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-<meta name="description" content="Week 38:  Particle-hole formalism">
-<title>Week 38:  Particle-hole formalism</title>
+<meta name="description" content="Week 38:  Particle-hole formalism and full configuration interaction theory">
+<title>Week 38:  Particle-hole formalism and full configuration interaction theory</title>
 <link href="https://cdn.rawgit.com/doconce/doconce/master/bundled/html_styles/style_solarized_box/css/solarized_light_code.css" rel="stylesheet" type="text/css" title="light"/>
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@@ -67,7 +67,7 @@
 
 <!-- ------------------- main content ---------------------- -->
 <center>
-<h1>Week 38:  Particle-hole formalism</h1>
+<h1>Week 38:  Particle-hole formalism and full configuration interaction theory</h1>
 </center>  <!-- document title -->
 
 <!-- author(s): Morten Hjorth-Jensen -->
@@ -90,17 +90,17 @@ <h4>September 16-20, 2024</h4>
 <ul>
 <li> Topics to be covered
 <ol type="a"></li>
- <li> Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators</li>
+ <li> Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory</li>
 <ul>
     <li> <a href="https://youtu.be/" target="_blank">Video of lecture TBA</a></li>
 </ul>
- <li> Friday: Particle-hole formalism continues</li>
+ <li> Friday: Full configuration interaction theory</li> 
 <ul>
     <li> <a href="https://youtu.be/" target="_blank">Video of lecture TBA</a></li>
 </ul>
 </ol>
 <li> Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.</li>
-<li> Fourth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_blank"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
+<li> Fifth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_blank"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
 </ul>
 <h2 id="particle-hole-formalism">Particle-hole formalism </h2>
 
diff --git a/doc/pub/week38/html/week38.html b/doc/pub/week38/html/week38.html
index 3212794c..c861e70d 100644
--- a/doc/pub/week38/html/week38.html
+++ b/doc/pub/week38/html/week38.html
@@ -8,8 +8,8 @@
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-<meta name="description" content="Week 38:  Particle-hole formalism">
-<title>Week 38:  Particle-hole formalism</title>
+<meta name="description" content="Week 38:  Particle-hole formalism and full configuration interaction theory">
+<title>Week 38:  Particle-hole formalism and full configuration interaction theory</title>
 <style type="text/css">
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 body {
@@ -144,7 +144,7 @@
 
 <!-- ------------------- main content ---------------------- -->
 <center>
-<h1>Week 38:  Particle-hole formalism</h1>
+<h1>Week 38:  Particle-hole formalism and full configuration interaction theory</h1>
 </center>  <!-- document title -->
 
 <!-- author(s): Morten Hjorth-Jensen -->
@@ -167,17 +167,17 @@ <h4>September 16-20, 2024</h4>
 <ul>
 <li> Topics to be covered
 <ol type="a"></li>
- <li> Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators</li>
+ <li> Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory</li>
 <ul>
     <li> <a href="https://youtu.be/" target="_blank">Video of lecture TBA</a></li>
 </ul>
- <li> Friday: Particle-hole formalism continues</li>
+ <li> Friday: Full configuration interaction theory</li> 
 <ul>
     <li> <a href="https://youtu.be/" target="_blank">Video of lecture TBA</a></li>
 </ul>
 </ol>
 <li> Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.</li>
-<li> Fourth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_blank"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
+<li> Fifth exercise set at <a href="https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf" target="_blank"><tt>https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf</tt></a></li>
 </ul>
 <h2 id="particle-hole-formalism">Particle-hole formalism </h2>
 
diff --git a/doc/pub/week38/ipynb/ipynb-week38-src.tar.gz b/doc/pub/week38/ipynb/ipynb-week38-src.tar.gz
index b701e80b..73644acc 100644
Binary files a/doc/pub/week38/ipynb/ipynb-week38-src.tar.gz and b/doc/pub/week38/ipynb/ipynb-week38-src.tar.gz differ
diff --git a/doc/pub/week38/ipynb/week38.ipynb b/doc/pub/week38/ipynb/week38.ipynb
index 2d625b3a..960b93ed 100644
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+++ b/doc/pub/week38/ipynb/week38.ipynb
@@ -2,46 +2,46 @@
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-   "id": "c635bcf9",
+   "id": "22026a12",
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    },
    "source": [
-    "# Week 38:  Particle-hole formalism\n",
+    "# Week 38:  Particle-hole formalism and full configuration interaction theory\n",
     "**Morten Hjorth-Jensen**, Department of Physics and Center for Computing in Science Education, University of Oslo, Norway and Department of Physics and Astronomy and Facility for Rare Isotope Beams, Michigan State University, USA\n",
     "\n",
     "Date: **September 16-20, 2024**\n",
     "\n",
     "* Topics to be covered\n",
     "\n",
-    "a. Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators\n",
+    "a. Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory\n",
     "\n",
     "    * [Video of lecture TBA](https://youtu.be/)\n",
     "\n",
-    "b. Friday: Particle-hole formalism continues\n",
+    "b. Friday: Full configuration interaction theory \n",
     "\n",
     "    * [Video of lecture TBA](https://youtu.be/)\n",
     "\n",
     "* Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.\n",
     "\n",
-    "* Fourth exercise set at <https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf>"
+    "* Fifth exercise set at <https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf>"
    ]
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@@ -182,7 +182,7 @@
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@@ -265,7 +265,7 @@
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@@ -277,7 +277,7 @@
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@@ -294,7 +294,7 @@
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@@ -304,7 +304,7 @@
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@@ -321,7 +321,7 @@
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@@ -333,7 +333,7 @@
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@@ -379,7 +379,7 @@
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   {
    "cell_type": "markdown",
-   "id": "8df7c855",
+   "id": "d77eebcd",
    "metadata": {
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@@ -389,7 +389,7 @@
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   {
    "cell_type": "markdown",
-   "id": "a4ea8303",
+   "id": "8736904d",
    "metadata": {
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@@ -415,7 +415,7 @@
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   {
    "cell_type": "markdown",
-   "id": "b495e8c0",
+   "id": "8035306d",
    "metadata": {
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@@ -428,7 +428,7 @@
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   {
    "cell_type": "markdown",
-   "id": "5e0f9768",
+   "id": "87b0f2a1",
    "metadata": {
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@@ -447,7 +447,7 @@
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   {
    "cell_type": "markdown",
-   "id": "ac92c47b",
+   "id": "b74af533",
    "metadata": {
     "editable": true
    },
@@ -458,7 +458,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "df8eba18",
+   "id": "2584ab0f",
    "metadata": {
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@@ -476,7 +476,7 @@
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   {
    "cell_type": "markdown",
-   "id": "3f58c86b",
+   "id": "1f71d8e1",
    "metadata": {
     "editable": true
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@@ -487,7 +487,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "890439fa",
+   "id": "138313a6",
    "metadata": {
     "editable": true
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@@ -504,7 +504,7 @@
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   {
    "cell_type": "markdown",
-   "id": "4c88f6d7",
+   "id": "cfdae004",
    "metadata": {
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@@ -515,7 +515,7 @@
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   {
    "cell_type": "markdown",
-   "id": "729c9691",
+   "id": "6fe9db13",
    "metadata": {
     "editable": true
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@@ -532,7 +532,7 @@
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   {
    "cell_type": "markdown",
-   "id": "1fa14854",
+   "id": "04c1b243",
    "metadata": {
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@@ -542,7 +542,7 @@
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   {
    "cell_type": "markdown",
-   "id": "f2246036",
+   "id": "f73e45d5",
    "metadata": {
     "editable": true
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@@ -560,7 +560,7 @@
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   {
    "cell_type": "markdown",
-   "id": "b7bca7bd",
+   "id": "3ee22ddf",
    "metadata": {
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@@ -572,7 +572,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "866ef743",
+   "id": "13f2a562",
    "metadata": {
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@@ -585,7 +585,7 @@
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   {
    "cell_type": "markdown",
-   "id": "864fedc0",
+   "id": "461d5330",
    "metadata": {
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@@ -602,7 +602,7 @@
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   {
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-   "id": "554f9d6f",
+   "id": "07f82543",
    "metadata": {
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@@ -621,7 +621,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "932af36f",
+   "id": "085a6693",
    "metadata": {
     "editable": true
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@@ -636,7 +636,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "113e19ff",
+   "id": "a2ed27dc",
    "metadata": {
     "editable": true
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@@ -655,7 +655,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f0090048",
+   "id": "6d8483bf",
    "metadata": {
     "editable": true
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@@ -667,7 +667,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f28a0e8a",
+   "id": "9df966b2",
    "metadata": {
     "editable": true
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@@ -684,7 +684,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "812fdf26",
+   "id": "ab264b8a",
    "metadata": {
     "editable": true
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@@ -695,7 +695,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d88d9dcd",
+   "id": "aca9f0c3",
    "metadata": {
     "editable": true
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@@ -714,7 +714,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2738a841",
+   "id": "7d9b6057",
    "metadata": {
     "editable": true
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@@ -724,7 +724,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f5475353",
+   "id": "e0d6ff8e",
    "metadata": {
     "editable": true
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@@ -741,7 +741,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "1c741a31",
+   "id": "2d8eb9fe",
    "metadata": {
     "editable": true
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@@ -753,7 +753,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2665fddf",
+   "id": "7480afbd",
    "metadata": {
     "editable": true
    },
@@ -767,7 +767,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "cfbf87c9",
+   "id": "afdef749",
    "metadata": {
     "editable": true
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@@ -785,7 +785,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "de2a6180",
+   "id": "486bdf0d",
    "metadata": {
     "editable": true
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@@ -800,7 +800,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "8921c3cb",
+   "id": "6e72be30",
    "metadata": {
     "editable": true
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@@ -814,7 +814,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d64a7cff",
+   "id": "f64c1bb8",
    "metadata": {
     "editable": true
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@@ -832,7 +832,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "a1bb04f6",
+   "id": "9e8a949b",
    "metadata": {
     "editable": true
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@@ -845,7 +845,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "1e042a5e",
+   "id": "3610483e",
    "metadata": {
     "editable": true
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@@ -866,7 +866,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "577d344f",
+   "id": "8afc4dba",
    "metadata": {
     "editable": true
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@@ -880,7 +880,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "d0a191f5",
+   "id": "9ba49784",
    "metadata": {
     "editable": true
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@@ -890,7 +890,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "98e52d44",
+   "id": "8e86ce76",
    "metadata": {
     "editable": true
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@@ -903,7 +903,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2c7ca5e2",
+   "id": "22eb135a",
    "metadata": {
     "editable": true
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@@ -913,7 +913,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "6b17a344",
+   "id": "842b59cf",
    "metadata": {
     "editable": true
    },
@@ -925,7 +925,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "b554aff0",
+   "id": "dd8ab00b",
    "metadata": {
     "editable": true
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@@ -937,7 +937,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "f953120f",
+   "id": "710adbef",
    "metadata": {
     "editable": true
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@@ -947,7 +947,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "cbaae1ad",
+   "id": "ec486f0f",
    "metadata": {
     "editable": true
    },
@@ -959,7 +959,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "918499fd",
+   "id": "48c9b2d0",
    "metadata": {
     "editable": true
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@@ -971,7 +971,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "af09bf27",
+   "id": "6f702989",
    "metadata": {
     "editable": true
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@@ -983,7 +983,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "a488a635",
+   "id": "d6b2bca0",
    "metadata": {
     "editable": true
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@@ -995,7 +995,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "39423ab2",
+   "id": "ccd9c477",
    "metadata": {
     "editable": true
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@@ -1005,7 +1005,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2cb24aa2",
+   "id": "e1f3ba53",
    "metadata": {
     "editable": true
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@@ -1017,7 +1017,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "0428e2f5",
+   "id": "a8cc0322",
    "metadata": {
     "editable": true
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@@ -1027,7 +1027,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "7f6bd0e0",
+   "id": "7d629156",
    "metadata": {
     "editable": true
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@@ -1039,7 +1039,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "2f4efa35",
+   "id": "b37311ee",
    "metadata": {
     "editable": true
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@@ -1049,7 +1049,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "a7771781",
+   "id": "b7979a73",
    "metadata": {
     "editable": true
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@@ -1061,7 +1061,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "760a2216",
+   "id": "4c5371ae",
    "metadata": {
     "editable": true
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@@ -1071,7 +1071,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "c487b9ea",
+   "id": "8d9c1e1b",
    "metadata": {
     "editable": true
    },
@@ -1083,7 +1083,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "3d499750",
+   "id": "e4cf8189",
    "metadata": {
     "editable": true
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@@ -1093,7 +1093,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "a876d5f9",
+   "id": "fc4222c4",
    "metadata": {
     "editable": true
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@@ -1105,7 +1105,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "31bc539f",
+   "id": "c70dcffd",
    "metadata": {
     "editable": true
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@@ -1115,7 +1115,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "e0fc91e7",
+   "id": "49585324",
    "metadata": {
     "editable": true
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@@ -1128,7 +1128,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "51fadd05",
+   "id": "57f80c29",
    "metadata": {
     "editable": true
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@@ -1138,7 +1138,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "697ba885",
+   "id": "60ecb911",
    "metadata": {
     "editable": true
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@@ -1156,7 +1156,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "3fb96a2a",
+   "id": "f2aaca30",
    "metadata": {
     "editable": true
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@@ -1192,7 +1192,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "36d9390b",
+   "id": "35f67931",
    "metadata": {
     "editable": true
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@@ -1211,7 +1211,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "291a611e",
+   "id": "06ccf939",
    "metadata": {
     "editable": true
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@@ -1228,7 +1228,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "93b507ab",
+   "id": "d09dc0b1",
    "metadata": {
     "editable": true
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@@ -1257,7 +1257,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "50b6e256",
+   "id": "c027bcf8",
    "metadata": {
     "editable": true
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@@ -1267,7 +1267,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "44f0323e",
+   "id": "df07ca3d",
    "metadata": {
     "editable": true
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@@ -1283,7 +1283,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "fa44f325",
+   "id": "c7d3c3d9",
    "metadata": {
     "editable": true
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@@ -1305,7 +1305,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "fe237b05",
+   "id": "99c43743",
    "metadata": {
     "editable": true
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@@ -1321,7 +1321,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "3e6c68a6",
+   "id": "32b6fc17",
    "metadata": {
     "editable": true
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@@ -1340,7 +1340,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "5364323d",
+   "id": "bef13f32",
    "metadata": {
     "editable": true
    },
@@ -1358,7 +1358,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "883bbfc0",
+   "id": "d37ebac9",
    "metadata": {
     "editable": true
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@@ -1377,7 +1377,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "9426b0b7",
+   "id": "1f8216e4",
    "metadata": {
     "editable": true
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diff --git a/doc/src/week38/week38.do.txt b/doc/src/week38/week38.do.txt
index 71a3959d..aaef0156 100644
--- a/doc/src/week38/week38.do.txt
+++ b/doc/src/week38/week38.do.txt
@@ -1,16 +1,16 @@
-TITLE: Week 38:  Particle-hole formalism
+TITLE: Week 38:  Particle-hole formalism and full configuration interaction theory
 AUTHOR: Morten Hjorth-Jensen  {copyright, 1999-present|CC BY-NC} at Department of Physics and Center for Computing in Science Education, University of Oslo, Norway & Department of Physics and Astronomy and Facility for Rare Isotope Beams, Michigan State University, USA
 DATE: September 16-20, 2024
 
 
 * Topics to be covered
-  o Thursday: Discussion of particle-hole formalism with examples. Normalordering of operators
+  o Thursday: Discussion of particle-hole formalism with examples and diagrammatic representation. Start discussion of full configuration interaction theory
     * "Video of lecture TBA":"https://youtu.be/"
-  o Friday: Particle-hole formalism continues
+  o Friday: Full configuration interaction theory 
     * "Video of lecture TBA":"https://youtu.be/"
 
 * Lecture Material: These slides, handwritten notes and chapter 3 and 4 of Shavitt and Bartlett covers most of the material discussed this week.
-* Fourth exercise set at URL:"https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf"
+* Fifth exercise set at URL:"https://github.com/ManyBodyPhysics/FYS4480/blob/master/doc/Exercises/2023/ExercisesWeek38.pdf"
 
 
 ===== Particle-hole formalism =====