doc-src/TutorialI/Documents/document/Documents.tex

eliminated old "symbols" syntax, use "xsymbols" instead;

%
\begin{isabellebody}%
\def\isabellecontext{Documents}%
\isamarkupfalse%
\isamarkupfalse%
\end{isabellebody}%
%%% Local Variables:
%%% mode: latex
%%% TeX-master: "root"
%%% End: