doc-src/TutorialI/Trie/document/Option2.tex

XSYMBOL_INSTALLFONTS is back;

%
\begin{isabellebody}%
\def\isabellecontext{Option2}%
\isanewline
\isacommand{datatype}\ {\isacharprime}a\ option\ {\isacharequal}\ None\ {\isacharbar}\ Some\ {\isacharprime}a\end{isabellebody}%
%%% Local Variables:
%%% mode: latex
%%% TeX-master: "root"
%%% End: