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@@ -88,7 +88,7 @@
   and by \emph{catastrophic backtracking}?
 
 \item Given the regular expression $(a + b)^* \cdot b \cdot (a + b)^*$,
-  which of the following regular expressions are equyivalent
+  which of the following regular expressions are equivalent
 
 \begin{center}
 \begin{tabular}{ll}    

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+++ b/slides/slides01.tex	Wed Sep 29 21:04:41 2021 +0100
@@ -1461,6 +1461,49 @@
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 \begin{mybox3}{Coursework}
   Do we need to provide instructions on running the coursework files
   if we're using languages other than Scala? Thanks