diff --git a/latex/presentations/midterm/presentation.tex b/latex/presentations/midterm/presentation.tex
index 80b304b..d2896b6 100644
--- a/latex/presentations/midterm/presentation.tex
+++ b/latex/presentations/midterm/presentation.tex
@@ -80,6 +80,11 @@
         \maketitle
     \end{frame}
 
+    \begin{frame}[t]
+        \frametitle{Overview}
+        \tableofcontents
+    \end{frame}
+
     \setnextsection{0}
     \input{sections/theoretical_background.tex}
     \input{sections/decoding_algorithms.tex}
diff --git a/latex/presentations/midterm/sections/theoretical_background.tex b/latex/presentations/midterm/sections/theoretical_background.tex
index 8ea98a8..f14c92a 100644
--- a/latex/presentations/midterm/sections/theoretical_background.tex
+++ b/latex/presentations/midterm/sections/theoretical_background.tex
@@ -55,6 +55,10 @@
                     \hspace{2mm} \boldsymbol{y}, \boldsymbol{n} \in \mathbb{R}^n
             \end{align*}
             \todo{Why $\frac{1}{2}$}
+        \item All zeros assumption:
+            \begin{align*}
+                \boldsymbol{c} = 0
+            \end{align*}
     \end{itemize}
 \end{frame}