diff -r 11aa41ed306d -r 1eced27ee0e1 doc-src/TutorialI/Recdef/document/Nested0.tex
--- a/doc-src/TutorialI/Recdef/document/Nested0.tex	Sun Aug 28 19:42:10 2005 +0200
+++ b/doc-src/TutorialI/Recdef/document/Nested0.tex	Sun Aug 28 19:42:19 2005 +0200
@@ -7,6 +7,7 @@
 \endisadelimtheory
 %
 \isatagtheory
+\isamarkupfalse%
 %
 \endisatagtheory
 {\isafoldtheory}%
@@ -14,15 +15,14 @@
 \isadelimtheory
 %
 \endisadelimtheory
-\isamarkuptrue%
 %
 \begin{isamarkuptext}%
 \index{datatypes!nested}%
 In \S\ref{sec:nested-datatype} we defined the datatype of terms%
 \end{isamarkuptext}%
-\isamarkupfalse%
-\isacommand{datatype}\ {\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}{\isachardoublequote}term{\isachardoublequote}\ {\isacharequal}\ Var\ {\isacharprime}a\ {\isacharbar}\ App\ {\isacharprime}b\ {\isachardoublequote}{\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}term\ list{\isachardoublequote}\isamarkuptrue%
-%
+\isamarkuptrue%
+\isacommand{datatype}\isamarkupfalse%
+\ {\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}{\isachardoublequoteopen}term{\isachardoublequoteclose}\ {\isacharequal}\ Var\ {\isacharprime}a\ {\isacharbar}\ App\ {\isacharprime}b\ {\isachardoublequoteopen}{\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}term\ list{\isachardoublequoteclose}%
 \begin{isamarkuptext}%
 \noindent
 and closed with the observation that the associated schema for the definition
@@ -34,13 +34,15 @@
 definitions and proofs about nested recursive datatypes. As an example we
 choose exercise~\ref{ex:trev-trev}:%
 \end{isamarkuptext}%
-\isamarkupfalse%
-\isacommand{consts}\ trev\ \ {\isacharcolon}{\isacharcolon}\ {\isachardoublequote}{\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}term\ {\isasymRightarrow}\ {\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}term{\isachardoublequote}%
+\isamarkuptrue%
+\isacommand{consts}\isamarkupfalse%
+\ trev\ \ {\isacharcolon}{\isacharcolon}\ {\isachardoublequoteopen}{\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}term\ {\isasymRightarrow}\ {\isacharparenleft}{\isacharprime}a{\isacharcomma}{\isacharprime}b{\isacharparenright}term{\isachardoublequoteclose}%
 \isadelimtheory
 %
 \endisadelimtheory
 %
 \isatagtheory
+\isamarkupfalse%
 %
 \endisatagtheory
 {\isafoldtheory}%