Binary file slides/slides01.pdf has changed

--- a/slides/slides01.tex	Fri Sep 18 00:33:03 2020 +0100
+++ b/slides/slides01.tex	Fri Sep 18 00:34:47 2020 +0100
@@ -31,23 +31,23 @@
 
 \begin{document}
 
-\begin{frame}[t]
-\begin{mybox}
-A physical explanation the \emph{dynamic matrix}\\
-lots of text
-\end{mybox}
+%\begin{frame}[t]
+%\begin{mybox}
+%A physical explanation the \emph{dynamic matrix}\\
+%lots of text
+%\end{mybox}
 
 
-\begin{mybox2}{Test}
-A physical explanation the \emph{dynamic matrix}\\
-lots of text
-\end{mybox2}
+%\begin{mybox2}{Test}
+%A physical explanation the \emph{dynamic matrix}\\
+%lots of text
+%\end{mybox2}
 
-\begin{mybox3}{Test}
-A physical explanation the \emph{dynamic matrix}\\
-lots of text
-\end{mybox3}
-\end{frame}
+%\begin{mybox3}{Test}
+%A physical explanation the \emph{dynamic matrix}\\
+%lots of text
+%\end{mybox3}
+%\end{frame}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \begin{frame}[t]