doc-src/TutorialI/extra.sty
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     1 % extra.sty : Isabelle Manual extra macros for non-Springer version
       
     2 %
       
     3 \typeout{Document Style extra. Released 17 February 1994}
       
     4 
       
     5 %%Euro-style date: 20 September 1955
       
     6 \def\today{\number\day\space\ifcase\month\or
       
     7 January\or February\or March\or April\or May\or June\or
       
     8 July\or August\or September\or October\or November\or December\fi
       
     9 \space\number\year}
       
    10 
       
    11 %%Borrowed from alltt.sty, but leaves % as the comment character
       
    12 \def\docspecials{\do\ \do\$\do\&%
       
    13   \do\#\do\^\do\^^K\do\_\do\^^A\do\~}
       
    14 
       
    15 %%%Put first chapter on odd page, with arabic numbering; like \cleardoublepage
       
    16 \newcommand\clearfirst{\clearpage\ifodd\c@page\else
       
    17     \hbox{}\newpage\if@twocolumn\hbox{}\newpage\fi\fi
       
    18     \pagenumbering{arabic}}
       
    19 
       
    20 %%%Ruled chapter headings 
       
    21 \def\@rulehead#1{\hrule height1pt \vskip 14pt \Huge \bf 
       
    22    #1 \vskip 14pt\hrule height1pt}
       
    23 \def\@makechapterhead#1{ { \parindent 0pt 
       
    24  \ifnum\c@secnumdepth >\m@ne \raggedleft\large\bf\@chapapp{} \thechapter \par 
       
    25  \vskip 20pt \fi \raggedright \@rulehead{#1} \par \nobreak \vskip 40pt } }
       
    26 
       
    27 \def\@makeschapterhead#1{ { \parindent 0pt \raggedright 
       
    28  \@rulehead{#1} \par \nobreak \vskip 40pt } }
       
    29