| 8743 |      1 | % extra.sty : Isabelle Manual extra macros for non-Springer version
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|  |      2 | %
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|  |      3 | \typeout{Document Style extra. Released 17 February 1994}
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|  |      4 | 
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|  |      5 | %%Euro-style date: 20 September 1955
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|  |      6 | \def\today{\number\day\space\ifcase\month\or
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|  |      7 | January\or February\or March\or April\or May\or June\or
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|  |      8 | July\or August\or September\or October\or November\or December\fi
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|  |      9 | \space\number\year}
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|  |     10 | 
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|  |     11 | %%Borrowed from alltt.sty, but leaves % as the comment character
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|  |     12 | \def\docspecials{\do\ \do\$\do\&%
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|  |     13 |   \do\#\do\^\do\^^K\do\_\do\^^A\do\~}
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|  |     14 | 
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|  |     15 | %%%Put first chapter on odd page, with arabic numbering; like \cleardoublepage
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|  |     16 | \newcommand\clearfirst{\clearpage\ifodd\c@page\else
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|  |     17 |     \hbox{}\newpage\if@twocolumn\hbox{}\newpage\fi\fi
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|  |     18 |     \pagenumbering{arabic}}
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|  |     19 | 
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|  |     20 | %%%Ruled chapter headings 
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|  |     21 | \def\@rulehead#1{\hrule height1pt \vskip 14pt \Huge \bf 
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|  |     22 |    #1 \vskip 14pt\hrule height1pt}
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|  |     23 | \def\@makechapterhead#1{ { \parindent 0pt 
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|  |     24 |  \ifnum\c@secnumdepth >\m@ne \raggedleft\large\bf\@chapapp{} \thechapter \par 
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|  |     25 |  \vskip 20pt \fi \raggedright \@rulehead{#1} \par \nobreak \vskip 40pt } }
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|  |     26 | 
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|  |     27 | \def\@makeschapterhead#1{ { \parindent 0pt \raggedright 
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|  |     28 |  \@rulehead{#1} \par \nobreak \vskip 40pt } }
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|  |     29 | 
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