diff -r 9be481b4bc85 -r 699de91b15e2 doc-src/TutorialI/Misc/document/pairs.tex
--- a/doc-src/TutorialI/Misc/document/pairs.tex	Tue Aug 29 00:57:24 2000 +0200
+++ b/doc-src/TutorialI/Misc/document/pairs.tex	Tue Aug 29 11:52:16 2000 +0200
@@ -1,4 +1,5 @@
-\begin{isabelle}%
+%
+\begin{isabellebody}%
 %
 \begin{isamarkuptext}%
 HOL also has pairs: \isa{($a@1$,$a@2$)} is of type \isa{$\tau@1$ *
@@ -20,7 +21,7 @@
 \end{quote}
 Further important examples are quantifiers and sets (see~\S\ref{quant-pats}).%
 \end{isamarkuptext}%
-\end{isabelle}%
+\end{isabellebody}%
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