diff -r 298cd56f4d5a -r ce62706cf870 day1/session4.tex
--- a/day1/session4.tex	Tue Oct 27 19:36:09 2009 +0530
+++ b/day1/session4.tex	Tue Oct 27 23:31:14 2009 +0530
@@ -96,13 +96,13 @@
   \end{frame}
 }
 
-%%\AtBeginSection[]
-%%{
-  %%\begin{frame}<beamer>
-%%    \frametitle{Outline}
-  %%  \tableofcontents[currentsection,currentsubsection]
-  %%\end{frame}
-%%}
+\AtBeginSection[]
+{
+  \begin{frame}<beamer>
+    \frametitle{Outline}
+    \tableofcontents[currentsection,currentsubsection]
+  \end{frame}
+}
 
 % If you wish to uncover everything in a step-wise fashion, uncomment
 % the following command: 
@@ -245,11 +245,13 @@
 \end{lstlisting}
 \end{frame}
 
+\section{Summary}
 \begin{frame}
-  \frametitle{Things we have learned}
+  \frametitle{Summary}
+So what did we learn??
   \begin{itemize}
-  \item
-  \item
+  \item Matrices
+  \item Solving linear equations
   \end{itemize}
 \end{frame}