diff --git a/src/2026-01-16/presentation.tex b/src/2026-01-16/presentation.tex
index b6019e5..05639f1 100644
--- a/src/2026-01-16/presentation.tex
+++ b/src/2026-01-16/presentation.tex
@@ -96,7 +96,42 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \subsection{Theorie Wiederholung}
 
-% TODO:
+\begin{frame}
+    \frametitle{Zusammenfassung}
+
+    \begin{columns}[t]
+        \column{\kitthreecolumns}
+        \begin{greenblock}{Poisson Verteilung}
+            \vspace*{-6mm}
+            \begin{gather*}
+                X \sim \text{Poisson}(\lambda) \\
+                P_X(k) = \frac{\lambda^k \cdot e^{-\lambda}}{k!}
+            \end{gather*}
+        \end{greenblock}
+        \begin{greenblock}{Binomialentwicklung}
+            \vspace*{-6mm}
+            \begin{gather*}
+                \nsum_{k=0}^{n} \binom{n}{k}a^k b^{n-k} = (a+b)^n, \hspace{15mm}
+                \binom{n}{k} = \frac{n!}{(n-k!)k!}
+            \end{gather*}
+        \end{greenblock}
+        \column{\kitthreecolumns}
+        \begin{greenblock}{Faltungssatz}
+            \vspace*{-6mm}
+            \begin{gather*}
+                Z = X + Y \\
+                P_Z(n) = \nsum_{k=0}^{n} P_X(k)P_Y(n-k)
+            \end{gather*}
+        \end{greenblock}
+        \begin{greenblock}{Charakteristische Funktion einer Summe von ZVs}
+            \vspace*{-6mm}
+            \begin{gather*}
+                Z = X + Y \\
+                \phi_Z(s) = \phi_X(s) \cdot \phi_Y(s)
+            \end{gather*}
+        \end{greenblock}
+    \end{columns}
+\end{frame}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \subsection{Aufgabe}
@@ -390,50 +425,50 @@
         \begin{figure}[H]
             \centering
 
-            \begin{tikzpicture}
-                \begin{axis}[
-                        view={20}{30},
-                        xlabel=$x$, ylabel=$y$, zlabel={$f_{X,Y}(x,y)$},
-                        xmin=0, xmax=1, ymin=0, ymax=1, zmin=0, zmax=2,
-                        xtick={0,0.5,1},ytick={0,0.5,1},ztick={0,1,2},
-                        point meta min=0, point meta max=2,
-                        declare function={cutoff(\x) = 0.3/\x;},
-                        legend,
-                    ]
-                    \addplot3[
-                        surf, shader=interp,
-                        samples=40,
-                        domain=0:1, y domain=0:1
-                    ] (
-                        x,
-                        {y * min(1, cutoff(x))},
-                        {x + (y * min(1, cutoff(x)))}
-                    );
-                    \addlegendentry{$x\cdot y \le z$}
-
-                    \addplot3[
-                        surf, shader=interp,
-                        samples=40,
-                        domain=0.3:1, y domain=0:1,
-                        fill=gray,
-                        draw=none,
-                        point meta=1.1,
-                        colormap name=cividis,
-                    ] (
-                        x,
-                        {cutoff(x) + y*(1 - cutoff(x))},
-                        {x + (cutoff(x) + y*(1 - cutoff(x)))}
-                    );
-
-                    \addplot3[
-                        mesh,
-                        samples=15,
-                        domain=0:1, y domain=0:1,
-                        draw=black,
-                        opacity=0.3
-                    ] {x + y};
-                \end{axis}
-            \end{tikzpicture}
+            % \begin{tikzpicture}
+            %     \begin{axis}[
+            %             view={20}{30},
+            %             xlabel=$x$, ylabel=$y$, zlabel={$f_{X,Y}(x,y)$},
+            %             xmin=0, xmax=1, ymin=0, ymax=1, zmin=0, zmax=2,
+            %             xtick={0,0.5,1},ytick={0,0.5,1},ztick={0,1,2},
+            %             point meta min=0, point meta max=2,
+            %             declare function={cutoff(\x) = 0.3/\x;},
+            %             legend,
+            %         ]
+            %         \addplot3[
+            %             surf, shader=interp,
+            %             samples=40,
+            %             domain=0:1, y domain=0:1
+            %         ] (
+            %             x,
+            %             {y * min(1, cutoff(x))},
+            %             {x + (y * min(1, cutoff(x)))}
+            %         );
+            %         \addlegendentry{$x\cdot y \le z$}
+            %
+            %         \addplot3[
+            %             surf, shader=interp,
+            %             samples=40,
+            %             domain=0.3:1, y domain=0:1,
+            %             fill=gray,
+            %             draw=none,
+            %             point meta=1.1,
+            %             colormap name=cividis,
+            %         ] (
+            %             x,
+            %             {cutoff(x) + y*(1 - cutoff(x))},
+            %             {x + (cutoff(x) + y*(1 - cutoff(x)))}
+            %         );
+            %
+            %         \addplot3[
+            %             mesh,
+            %             samples=15,
+            %             domain=0:1, y domain=0:1,
+            %             draw=black,
+            %             opacity=0.3
+            %         ] {x + y};
+            %     \end{axis}
+            % \end{tikzpicture}
         \end{figure}
     \end{minipage}%
     \begin{minipage}{0.58\textwidth}