--- a/slides/slides06.tex	Fri Oct 25 18:54:08 2024 +0100
+++ b/slides/slides06.tex	Sat Nov 09 06:23:35 2024 +0000
@@ -22,7 +22,7 @@
 
 
 \begin{document}
-
+ 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \begin{frame}[t]
 \frametitle{%
@@ -36,7 +36,7 @@
   \begin{center}
   \begin{tabular}{ll}
     Email:  & christian.urban at kcl.ac.uk\\
-     Office Hour: & Thurdays 15 -- 16\\  
+     Office Hour: & Fridays 12 -- 14\\  
   Location: & N7.07 (North Wing, Bush House)\\
   Slides \& Progs: & KEATS\\
   Pollev: & \texttt{\alert{https://pollev.com/cfltutoratki576}}\\  
@@ -61,6 +61,30 @@
 \end{frame}
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%     
 
+\begin{frame}[t,fragile]
+\begin{mybox3}{}
+  In CW2, be careful with the order of defining regular expressions:
+
+\begin{verbatim}
+val COMMENT : Rexp = ... ~ EOL
+val EOL : Rexp = "\r\n" |  "\n"
+\end{verbatim}
+\end{mybox3}
+\end{frame}
+
+
+\begin{frame}[t,fragile]
+\begin{mybox3}{}
+  In CW2, what is the derivative of RECD?
+
+\begin{center}
+\bl{$der\;c\;RECD(l, r) \;\;\dn\;\; ???$}
+\end{center}  
+\end{mybox3}
+\end{frame}
+
+
+
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \begin{frame}[c]
@@ -436,13 +460,13 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 
 
-\begin{frame}[t,fragile]
-\begin{mybox3}{}
-   In CW3, in the collatz program there is the line write "$\backslash$n" Should this print "/n" or perform the new line command /n ? Also should write be print() or println() ?
-\end{mybox3}
-\end{frame}
-
-
+%\begin{frame}[t,fragile]
+%\begin{mybox3}{}
+%   In CW3, in the collatz program there is the line write "$\backslash$n" Should this print "/n" or perform the new line command /n ? Also should write be print() or println() ?
+%\end{mybox3}
+%\end{frame}
+%
+%
 \begin{frame}<1-30>[c]
 \end{frame}