doc-src/TutorialI/Trie/document/Option2.tex
author nipkow
Thu, 12 Oct 2000 18:38:23 +0200
changeset 10212 33fe2d701ddd
parent 9924 3370f6aa3200
child 10267 325ead6d9457
permissions -rw-r--r--
*** empty log message ***

%
\begin{isabellebody}%
\def\isabellecontext{Option2}%
\isanewline
\isacommand{datatype}\ {\isacharprime}a\ option\ {\isacharequal}\ None\ {\isacharbar}\ Some\ {\isacharprime}a\end{isabellebody}%
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