--- a/doc-src/TutorialI/Misc/document/case_exprs.tex Mon Oct 09 09:33:45 2000 +0200
+++ b/doc-src/TutorialI/Misc/document/case_exprs.tex Mon Oct 09 10:18:21 2000 +0200
@@ -71,7 +71,7 @@
\end{isabelle}
which is solved automatically:%
\end{isamarkuptxt}%
-\isacommand{by}{\isacharparenleft}auto{\isacharparenright}%
+\isacommand{apply}{\isacharparenleft}auto{\isacharparenright}%
\begin{isamarkuptext}%
Note that we do not need to give a lemma a name if we do not intend to refer
to it explicitly in the future.%