--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/doc-src/Exercises/isabelle.sty Thu Dec 05 17:12:07 2002 +0100
@@ -0,0 +1,157 @@
+%%
+%% Author: Markus Wenzel, TU Muenchen
+%% License: GPL (GNU GENERAL PUBLIC LICENSE)
+%%
+%% macros for Isabelle generated LaTeX output
+%%
+
+%%% Simple document preparation (based on theory token language and symbols)
+
+% isabelle environments
+
+\newcommand{\isabellecontext}{UNKNOWN}
+
+\newcommand{\isastyle}{\small\tt\slshape}
+\newcommand{\isastyleminor}{\small\tt\slshape}
+\newcommand{\isastylescript}{\footnotesize\tt\slshape}
+\newcommand{\isastyletext}{\normalsize\rm}
+\newcommand{\isastyletxt}{\rm}
+\newcommand{\isastylecmt}{\rm}
+
+%symbol markup -- \emph achieves decent spacing via italic corrections
+\newcommand{\isamath}[1]{\emph{$#1$}}
+\newcommand{\isatext}[1]{\emph{#1}}
+\newcommand{\isascriptstyle}{\def\isamath##1{##1}\def\isatext##1{\mbox{\isastylescript##1}}}
+\newcommand{\isactrlsub}[1]{\emph{\isascriptstyle${}\sb{#1}$}}
+\newcommand{\isactrlsup}[1]{\emph{\isascriptstyle${}\sp{#1}$}}
+\newcommand{\isactrlbold}[1]{{\bfseries\upshape\boldmath#1}}
+
+\newdimen\isa@parindent\newdimen\isa@parskip
+
+\newenvironment{isabellebody}{%
+\isamarkuptrue\par%
+\isa@parindent\parindent\parindent0pt%
+\isa@parskip\parskip\parskip0pt%
+\isastyle}{\par}
+
+\newenvironment{isabelle}
+{\begin{trivlist}\begin{isabellebody}\item\relax}
+{\end{isabellebody}\end{trivlist}}
+
+\newcommand{\isa}[1]{\emph{\isastyleminor #1}}
+
+\newcommand{\isaindent}[1]{\hphantom{#1}}
+\newcommand{\isanewline}{\mbox{}\\\mbox{}}
+\newcommand{\isadigit}[1]{#1}
+
+\chardef\isacharbang=`\!
+\chardef\isachardoublequote=`\"
+\chardef\isacharhash=`\#
+\chardef\isachardollar=`\$
+\chardef\isacharpercent=`\%
+\chardef\isacharampersand=`\&
+\chardef\isacharprime=`\'
+\chardef\isacharparenleft=`\(
+\chardef\isacharparenright=`\)
+\chardef\isacharasterisk=`\*
+\chardef\isacharplus=`\+
+\chardef\isacharcomma=`\,
+\chardef\isacharminus=`\-
+\chardef\isachardot=`\.
+\chardef\isacharslash=`\/
+\chardef\isacharcolon=`\:
+\chardef\isacharsemicolon=`\;
+\chardef\isacharless=`\<
+\chardef\isacharequal=`\=
+\chardef\isachargreater=`\>
+\chardef\isacharquery=`\?
+\chardef\isacharat=`\@
+\chardef\isacharbrackleft=`\[
+\chardef\isacharbackslash=`\\
+\chardef\isacharbrackright=`\]
+\chardef\isacharcircum=`\^
+\chardef\isacharunderscore=`\_
+\chardef\isacharbackquote=`\`
+\chardef\isacharbraceleft=`\{
+\chardef\isacharbar=`\|
+\chardef\isacharbraceright=`\}
+\chardef\isachartilde=`\~
+
+
+% keyword and section markup
+
+\newcommand{\isakeywordcharunderscore}{\_}
+\newcommand{\isakeyword}[1]
+{\emph{\bf\def\isachardot{.}\def\isacharunderscore{\isakeywordcharunderscore}%
+\def\isacharbraceleft{\{}\def\isacharbraceright{\}}#1}}
+\newcommand{\isacommand}[1]{\isakeyword{#1}}
+
+\newcommand{\isamarkupheader}[1]{\section{#1}}
+\newcommand{\isamarkupchapter}[1]{\chapter{#1}}
+\newcommand{\isamarkupsection}[1]{\section{#1}}
+\newcommand{\isamarkupsubsection}[1]{\subsection{#1}}
+\newcommand{\isamarkupsubsubsection}[1]{\subsubsection{#1}}
+\newcommand{\isamarkupsect}[1]{\section{#1}}
+\newcommand{\isamarkupsubsect}[1]{\subsection{#1}}
+\newcommand{\isamarkupsubsubsect}[1]{\subsubsection{#1}}
+
+\newif\ifisamarkup
+\newcommand{\isabeginpar}{\par\ifisamarkup\relax\else\medskip\fi}
+\newcommand{\isaendpar}{\par\medskip}
+\newenvironment{isapar}{\parindent\isa@parindent\parskip\isa@parskip\isabeginpar}{\isaendpar}
+\newenvironment{isamarkuptext}{\isastyletext\begin{isapar}}{\end{isapar}}
+\newenvironment{isamarkuptxt}{\isastyletxt\begin{isapar}}{\end{isapar}}
+\newcommand{\isamarkupcmt}[1]{{\isastylecmt--- #1}}
+
+
+% alternative styles
+
+\newcommand{\isabellestyle}{}
+\def\isabellestyle#1{\csname isabellestyle#1\endcsname}
+
+\newcommand{\isabellestylett}{%
+\renewcommand{\isastyle}{\small\tt}%
+\renewcommand{\isastyleminor}{\small\tt}%
+\renewcommand{\isastylescript}{\footnotesize\tt}%
+}
+\newcommand{\isabellestyleit}{%
+\renewcommand{\isastyle}{\small\it}%
+\renewcommand{\isastyleminor}{\it}%
+\renewcommand{\isastylescript}{\footnotesize\it}%
+\renewcommand{\isakeywordcharunderscore}{\mbox{-}}%
+\renewcommand{\isacharbang}{\isamath{!}}%
+\renewcommand{\isachardoublequote}{}%
+\renewcommand{\isacharhash}{\isamath{\#}}%
+\renewcommand{\isachardollar}{\isamath{\$}}%
+\renewcommand{\isacharpercent}{\isamath{\%}}%
+\renewcommand{\isacharampersand}{\isamath{\&}}%
+\renewcommand{\isacharprime}{\isamath{\mskip2mu{'}\mskip-2mu}}%
+\renewcommand{\isacharparenleft}{\isamath{(}}%
+\renewcommand{\isacharparenright}{\isamath{)}}%
+\renewcommand{\isacharasterisk}{\isamath{*}}%
+\renewcommand{\isacharplus}{\isamath{+}}%
+\renewcommand{\isacharcomma}{\isamath{\mathord,}}%
+\renewcommand{\isacharminus}{\isamath{-}}%
+\renewcommand{\isachardot}{\isamath{\mathord.}}%
+\renewcommand{\isacharslash}{\isamath{/}}%
+\renewcommand{\isacharcolon}{\isamath{\mathord:}}%
+\renewcommand{\isacharsemicolon}{\isamath{\mathord;}}%
+\renewcommand{\isacharless}{\isamath{<}}%
+\renewcommand{\isacharequal}{\isamath{=}}%
+\renewcommand{\isachargreater}{\isamath{>}}%
+\renewcommand{\isacharat}{\isamath{@}}%
+\renewcommand{\isacharbrackleft}{\isamath{[}}%
+\renewcommand{\isacharbrackright}{\isamath{]}}%
+\renewcommand{\isacharunderscore}{\mbox{-}}%
+\renewcommand{\isacharbraceleft}{\isamath{\{}}%
+\renewcommand{\isacharbar}{\isamath{\mid}}%
+\renewcommand{\isacharbraceright}{\isamath{\}}}%
+\renewcommand{\isachartilde}{\isamath{{}\sp{\sim}}}%
+}
+
+\newcommand{\isabellestylesl}{%
+\isabellestyleit%
+\renewcommand{\isastyle}{\small\sl}%
+\renewcommand{\isastyleminor}{\sl}%
+\renewcommand{\isastylescript}{\footnotesize\sl}%
+}