diff --git a/semester4/ps/ps-jh/parts/04_joint-distribution/00_discrete.tex b/semester4/ps/ps-jh/parts/04_joint-distribution/00_discrete.tex
new file mode 100644
index 0000000..af1610a
--- /dev/null
+++ b/semester4/ps/ps-jh/parts/04_joint-distribution/00_discrete.tex
@@ -0,0 +1,2 @@
+\subsection{Gemeinsame Diskrete Verteilung}
+\shortdefinition $\cX_i$ haben gemeinsame
diff --git a/semester4/ps/ps-jh/parts/04_joint-distribution/01_continuous.tex b/semester4/ps/ps-jh/parts/04_joint-distribution/01_continuous.tex
new file mode 100644
index 0000000..c79b52b
--- /dev/null
+++ b/semester4/ps/ps-jh/parts/04_joint-distribution/01_continuous.tex
@@ -0,0 +1,5 @@
+\subsection{Gemeinsame Stetige Verteilung}
+\shortdefinition $\cX_i$ haben gemeinsame stetige Dichte wenn Abbildung $f : \R^n \rightarrow \R_+$ existert, so dass $\forall a_i \in \R$ gilt:
+\[
+    \P[\cX_1 \! \leq \! a_1, \ldots, \cX_n \! \leq \! a_n]\! = \! \int_{-\8}^{a_1}\! \ldots \! \int_{-\8}^{a_n} \! f(x_1, \ldots) \dx x_n \ldots \mbox{d} x_1
+\]
diff --git a/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.pdf b/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.pdf
index f0989c0..2aa7950 100644
Binary files a/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.pdf and b/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.pdf differ
diff --git a/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.tex b/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.tex
index 7e08a8e..da19b49 100644
--- a/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.tex
+++ b/semester4/ps/ps-jh/probability-and-statistics-cheatsheet.tex
@@ -74,5 +74,11 @@
 \input{parts/03_expected-value/06_covariance.tex}
 % \input{parts/03_expected-value/}
 
+\newsectionNoPB
+\section{Gemeinsame Verteilungen}
+\input{parts/04_joint-distribution/00_discrete.tex}
+\input{parts/04_joint-distribution/01_continuous.tex}
+% \input{parts/04_joint-distribution/}
+
 
 \end{document}