diff -r fe13743ffc8b -r 3370f6aa3200 doc-src/TutorialI/Recdef/document/Nested0.tex
--- a/doc-src/TutorialI/Recdef/document/Nested0.tex	Mon Sep 11 17:59:53 2000 +0200
+++ b/doc-src/TutorialI/Recdef/document/Nested0.tex	Mon Sep 11 18:00:47 2000 +0200
@@ -1,5 +1,6 @@
 %
 \begin{isabellebody}%
+\def\isabellecontext{Nested0}%
 %
 \begin{isamarkuptext}%
 In \S\ref{sec:nested-datatype} we defined the datatype of terms%