diff --git a/introduction.tex b/introduction.tex
index b1a2f8a..ad29126 100644
--- a/introduction.tex
+++ b/introduction.tex
@@ -92,7 +92,10 @@
 
 	\Huge Huge text
 \end{frame}
-
+\begin{frame}{Some math symbols}
+	$$\sum_{i=1}^n i = \frac{n(n+1)}{2}$$	
+	Inline sum: $\sum_{i=1}^n i = \frac{n(n+1)}{2}$
+\end{frame}
 \subsection{Color Boxes}
 \begin{frame}{Color Blocks}{in the KIT Color Scheme}
 	\begin{columns}