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authorDavid A. Madore <david+git@madore.org>2021-06-07 18:46:42 +0200
committerDavid A. Madore <david+git@madore.org>2021-06-07 18:46:42 +0200
commit781376fe4e0064fd754db8cf3150099ae9c9cd2a (patch)
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Mismatch between CFG and its description (thanks, Adrien Pointreau).
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diff --git a/notes-inf105.tex b/notes-inf105.tex
index f84c5eb..86a9d53 100644
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@@ -5036,7 +5036,7 @@ langage $L(G)$ que la précédente (elle est donc faiblement équivalente
l'alphabet $\Sigma = \{a,b\}$, considérons la grammaire (d'axiome $S$)
\[
\begin{aligned}
-S &\rightarrow U \;|\; V \;|\; \varepsilon\\
+S &\rightarrow U \;|\; V\\
U &\rightarrow aUb \;|\; ab\\
V &\rightarrow aVbb \;|\; abb\\
\end{aligned}