diff -r 21631a040fc1 -r 550186034b6e slides/slides01.tex
--- a/slides/slides01.tex	Tue Oct 09 08:25:40 2018 +0100
+++ b/slides/slides01.tex	Fri Oct 12 10:16:54 2018 +0100
@@ -20,6 +20,8 @@
 
 \begin{document}
 
+
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \begin{frame}[t]
 \frametitle{%  
@@ -228,7 +230,7 @@
   \node [above=5mm of 0]
   {\makebox[0mm]{\footnotesize
       \begin{tabular}{@{}l@{}}input\\[-1mm]program\end{tabular}}}; 
-  
+     
   \node (A) at (0,0)  [node] {};
   \node [below right] at (A.north west) {lexer};