diff -r 3b7b72db57f1 -r 7e51c9f3d5a0 doc-src/TutorialI/Recdef/document/simplification.tex
--- a/doc-src/TutorialI/Recdef/document/simplification.tex	Tue Aug 29 12:28:48 2000 +0200
+++ b/doc-src/TutorialI/Recdef/document/simplification.tex	Tue Aug 29 15:13:10 2000 +0200
@@ -1,5 +1,4 @@
-%
-\begin{isabellebody}%
+\begin{isabelle}%
 %
 \begin{isamarkuptext}%
 Once we have succeeded in proving all termination conditions, the recursion
@@ -101,7 +100,7 @@
 after which we can disable the original simplification rule:%
 \end{isamarkuptext}%
 \isacommand{lemmas}\ {\isacharbrackleft}simp\ del{\isacharbrackright}\ {\isacharequal}\ gcd{\isachardot}simps\isanewline
-\end{isabellebody}%
+\end{isabelle}%
 %%% Local Variables:
 %%% mode: latex
 %%% TeX-master: "root"