doc-src/isabelle.sty

induction and case rules

%%
%% 
%%
%% macros for Isabelle generated LaTeX output
%%

%%% Simple document preparation (based on theory token language and symbols)

% isabelle environments

\newcommand{\isabellecontext}{UNKNOWN}

\newcommand{\isastyle}{\UNDEF}
\newcommand{\isastyleminor}{\UNDEF}
\newcommand{\isastylescript}{\UNDEF}
\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}}
\DeclareRobustCommand{\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{\isactrlisub}[1]{\emph{\isascriptstyle${}\sb{#1}$}}
\newcommand{\isactrlisup}[1]{\emph{\isascriptstyle${}\sp{#1}$}}
\DeclareRobustCommand{\isactrlbsub}{\emph\bgroup\math{}\sb\bgroup\mbox\bgroup\isastylescript}
\DeclareRobustCommand{\isactrlesub}{\egroup\egroup\endmath\egroup}
\DeclareRobustCommand{\isactrlbsup}{\emph\bgroup\math{}\sp\bgroup\mbox\bgroup\isastylescript}
\DeclareRobustCommand{\isactrlesup}{\egroup\egroup\endmath\egroup}
\newcommand{\isactrlbold}[1]{{\bfseries\upshape\boldmath#1}}
\newcommand{\isactrlloc}[1]{{\bfseries\upshape\boldmath#1}}

\newenvironment{isaantiq}{{\isacharat\isacharbraceleft}}{{\isacharbraceright}}
\newcommand{\isaantiqopen}{\isakeyword{\isacharbraceleft}}
\newcommand{\isaantiqclose}{\isakeyword{\isacharbraceright}}

\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{}\par\mbox{}}
\newcommand{\isasep}{}
\newcommand{\isadigit}[1]{#1}

\newcommand{\isachardefaults}{%
\chardef\isacharbang=`\!%
\chardef\isachardoublequote=`\"%
\chardef\isachardoublequoteopen=`\"%
\chardef\isachardoublequoteclose=`\"%
\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=`\_%
\def\isacharunderscorekeyword{\_}%
\chardef\isacharbackquote=`\`%
\chardef\isacharbackquoteopen=`\`%
\chardef\isacharbackquoteclose=`\`%
\chardef\isacharbraceleft=`\{%
\chardef\isacharbar=`\|%
\chardef\isacharbraceright=`\}%
\chardef\isachartilde=`\~%
\def\isacharverbatimopen{\isacharbraceleft\isacharasterisk}%
\def\isacharverbatimclose{\isacharasterisk\isacharbraceright}%
}


% keyword and section markup

\newcommand{\isakeyword}[1]
{\emph{\bf\def\isachardot{.}\def\isacharunderscore{\isacharunderscorekeyword}%
\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}{\par\isastyletext\begin{isapar}}{\end{isapar}}
\newenvironment{isamarkuptxt}{\par\isastyletxt\begin{isapar}}{\end{isapar}}
\newcommand{\isamarkupcmt}[1]{{\isastylecmt--- #1}}


% styles

\def\isabellestyle#1{\csname isabellestyle#1\endcsname}

\newcommand{\isabellestyledefault}{%
\renewcommand{\isastyle}{\small\tt\slshape}%
\renewcommand{\isastyleminor}{\small\tt\slshape}%
\renewcommand{\isastylescript}{\footnotesize\tt\slshape}%
\isachardefaults%
}
\isabellestyledefault

\newcommand{\isabellestylett}{%
\renewcommand{\isastyle}{\small\tt}%
\renewcommand{\isastyleminor}{\small\tt}%
\renewcommand{\isastylescript}{\footnotesize\tt}%
\isachardefaults%
}

\newcommand{\isabellestyleit}{%
\renewcommand{\isastyle}{\small\it}%
\renewcommand{\isastyleminor}{\it}%
\renewcommand{\isastylescript}{\footnotesize\it}%
\renewcommand{\isacharunderscorekeyword}{\mbox{-}}%
\renewcommand{\isacharbang}{\isamath{!}}%
\renewcommand{\isachardoublequote}{}%
\renewcommand{\isachardoublequoteopen}{}%
\renewcommand{\isachardoublequoteclose}{}%
\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{\isacharbackslash}{\isamath{\backslash}}%
\renewcommand{\isacharbrackright}{\isamath{]}}%
\renewcommand{\isacharunderscore}{\mbox{-}}%
\renewcommand{\isacharbraceleft}{\isamath{\{}}%
\renewcommand{\isacharbar}{\isamath{\mid}}%
\renewcommand{\isacharbraceright}{\isamath{\}}}%
\renewcommand{\isachartilde}{\isamath{{}\sp{\sim}}}%
\renewcommand{\isacharbackquoteopen}{\isatext{\raise.3ex\hbox{$\scriptscriptstyle\langle$}}}%
\renewcommand{\isacharbackquoteclose}{\isatext{\raise.3ex\hbox{$\scriptscriptstyle\rangle$}}}%
\renewcommand{\isacharverbatimopen}{\isamath{\langle\!\langle}}%
\renewcommand{\isacharverbatimclose}{\isamath{\rangle\!\rangle}}%
}

\newcommand{\isabellestylesl}{%
\isabellestyleit%
\renewcommand{\isastyle}{\small\sl}%
\renewcommand{\isastyleminor}{\sl}%
\renewcommand{\isastylescript}{\footnotesize\sl}%
}


% tagged regions

%plain TeX version of comment package -- much faster!
\let\isafmtname\fmtname\def\fmtname{plain}
\usepackage{comment}
\let\fmtname\isafmtname

\newcommand{\isafold}[1]{\emph{$\langle\mathord{\mathit{#1}}\rangle$}}

\newcommand{\isakeeptag}[1]%
{\includecomment{isadelim#1}\includecomment{isatag#1}\csarg\def{isafold#1}{}}
\newcommand{\isadroptag}[1]%
{\excludecomment{isadelim#1}\excludecomment{isatag#1}\csarg\def{isafold#1}{}}
\newcommand{\isafoldtag}[1]%
{\includecomment{isadelim#1}\excludecomment{isatag#1}\csarg\def{isafold#1}{\isafold{#1}}}

\isakeeptag{theory}
\isakeeptag{proof}
\isakeeptag{ML}
\isakeeptag{visible}
\isadroptag{invisible}

\IfFileExists{isabelletags.sty}{\usepackage{isabelletags}}{}