--- a/doc-src/TutorialI/Misc/document/Tree2.tex Sun Oct 21 19:48:19 2001 +0200
+++ b/doc-src/TutorialI/Misc/document/Tree2.tex Sun Oct 21 19:49:29 2001 +0200
@@ -1,6 +1,7 @@
%
\begin{isabellebody}%
\def\isabellecontext{Tree{\isadigit{2}}}%
+\isamarkupfalse%
%
\begin{isamarkuptext}%
\noindent In Exercise~\ref{ex:Tree} we defined a function
@@ -9,11 +10,21 @@
quadratic. A linear time version of \isa{flatten} again reqires an extra
argument, the accumulator:%
\end{isamarkuptext}%
-\isacommand{consts}\ flatten{\isadigit{2}}\ {\isacharcolon}{\isacharcolon}\ {\isachardoublequote}{\isacharprime}a\ tree\ {\isacharequal}{\isachargreater}\ {\isacharprime}a\ list\ {\isacharequal}{\isachargreater}\ {\isacharprime}a\ list{\isachardoublequote}%
+\isamarkuptrue%
+\isacommand{consts}\ flatten{\isadigit{2}}\ {\isacharcolon}{\isacharcolon}\ {\isachardoublequote}{\isacharprime}a\ tree\ {\isacharequal}{\isachargreater}\ {\isacharprime}a\ list\ {\isacharequal}{\isachargreater}\ {\isacharprime}a\ list{\isachardoublequote}\isamarkupfalse%
+\isamarkupfalse%
+%
\begin{isamarkuptext}%
\noindent Define \isa{flatten{\isadigit{2}}} and prove%
\end{isamarkuptext}%
-\isacommand{lemma}\ {\isachardoublequote}flatten{\isadigit{2}}\ t\ {\isacharbrackleft}{\isacharbrackright}\ {\isacharequal}\ flatten\ t{\isachardoublequote}\end{isabellebody}%
+\isamarkuptrue%
+\isamarkupfalse%
+\isamarkupfalse%
+\isamarkupfalse%
+\isacommand{lemma}\ {\isachardoublequote}flatten{\isadigit{2}}\ t\ {\isacharbrackleft}{\isacharbrackright}\ {\isacharequal}\ flatten\ t{\isachardoublequote}\isamarkupfalse%
+\isamarkupfalse%
+\isamarkupfalse%
+\end{isabellebody}%
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