%%
%% This is file `resizegather.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% resizegather.dtx  (with options: `package')
%% 
%% This is a generated file.
%% 
%% Project: resizegather
%% Version: 2016/05/16 v1.3
%% 
%% Copyright (C)
%%    2009, 2010 Heiko Oberdiek
%%    2016-2019 Oberdiek Package Support Group
%% 
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either
%% version 1.3c of this license or (at your option) any later
%% version. This version of this license is in
%%    https://www.latex-project.org/lppl/lppl-1-3c.txt
%% and the latest version of this license is in
%%    https://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of
%% LaTeX version 2005/12/01 or later.
%% 
%% This work has the LPPL maintenance status "maintained".
%% 
%% The Current Maintainers of this work are
%% Heiko Oberdiek and the Oberdiek Package Support Group
%% https://github.com/ho-tex/oberdiek/issues
%% 
%% 
%% This work consists of the main source file resizegather.dtx
%% and the derived files
%%    resizegather.sty, resizegather.pdf, resizegather.ins, resizegather.drv,
%%    resizegather-test1.tex.
%% 
\begingroup\catcode61\catcode48\catcode32=10\relax%
  \catcode13=5 % ^^M
  \endlinechar=13 %
  \catcode35=6 % #
  \catcode39=12 % '
  \catcode44=12 % ,
  \catcode45=12 % -
  \catcode46=12 % .
  \catcode58=12 % :
  \catcode64=11 % @
  \catcode123=1 % {
  \catcode125=2 % }
  \expandafter\let\expandafter\x\csname ver@resizegather.sty\endcsname
  \ifx\x\relax % plain-TeX, first loading
  \else
    \def\empty{}%
    \ifx\x\empty % LaTeX, first loading,
      % variable is initialized, but \ProvidesPackage not yet seen
    \else
      \expandafter\ifx\csname PackageInfo\endcsname\relax
        \def\x#1#2{%
          \immediate\write-1{Package #1 Info: #2.}%
        }%
      \else
        \def\x#1#2{\PackageInfo{#1}{#2, stopped}}%
      \fi
      \x{resizegather}{The package is already loaded}%
      \aftergroup\endinput
    \fi
  \fi
\endgroup%
\begingroup\catcode61\catcode48\catcode32=10\relax%
  \catcode13=5 % ^^M
  \endlinechar=13 %
  \catcode35=6 % #
  \catcode39=12 % '
  \catcode40=12 % (
  \catcode41=12 % )
  \catcode44=12 % ,
  \catcode45=12 % -
  \catcode46=12 % .
  \catcode47=12 % /
  \catcode58=12 % :
  \catcode64=11 % @
  \catcode91=12 % [
  \catcode93=12 % ]
  \catcode123=1 % {
  \catcode125=2 % }
  \expandafter\ifx\csname ProvidesPackage\endcsname\relax
    \def\x#1#2#3[#4]{\endgroup
      \immediate\write-1{Package: #3 #4}%
      \xdef#1{#4}%
    }%
  \else
    \def\x#1#2[#3]{\endgroup
      #2[{#3}]%
      \ifx#1\@undefined
        \xdef#1{#3}%
      \fi
      \ifx#1\relax
        \xdef#1{#3}%
      \fi
    }%
  \fi
\expandafter\x\csname ver@resizegather.sty\endcsname
\ProvidesPackage{resizegather}%
  [2016/05/16 v1.3 Resize overly large equations (HO)]%
\begingroup\catcode61\catcode48\catcode32=10\relax%
  \catcode13=5 % ^^M
  \endlinechar=13 %
  \catcode123=1 % {
  \catcode125=2 % }
  \catcode64=11 % @
  \def\x{\endgroup
    \expandafter\edef\csname ResizeGather@AtEnd\endcsname{%
      \endlinechar=\the\endlinechar\relax
      \catcode13=\the\catcode13\relax
      \catcode32=\the\catcode32\relax
      \catcode35=\the\catcode35\relax
      \catcode61=\the\catcode61\relax
      \catcode64=\the\catcode64\relax
      \catcode123=\the\catcode123\relax
      \catcode125=\the\catcode125\relax
    }%
  }%
\x\catcode61\catcode48\catcode32=10\relax%
\catcode13=5 % ^^M
\endlinechar=13 %
\catcode35=6 % #
\catcode64=11 % @
\catcode123=1 % {
\catcode125=2 % }
\def\TMP@EnsureCode#1#2{%
  \edef\ResizeGather@AtEnd{%
    \ResizeGather@AtEnd
    \catcode#1=\the\catcode#1\relax
  }%
  \catcode#1=#2\relax
}
\TMP@EnsureCode{10}{12}% ^^J
\TMP@EnsureCode{33}{12}% !
\TMP@EnsureCode{36}{3}% $
\TMP@EnsureCode{38}{4}% &
\TMP@EnsureCode{39}{12}% '
\TMP@EnsureCode{40}{12}% (
\TMP@EnsureCode{41}{12}% )
\TMP@EnsureCode{42}{12}% *
\TMP@EnsureCode{43}{12}% +
\TMP@EnsureCode{44}{12}% ,
\TMP@EnsureCode{45}{12}% -
\TMP@EnsureCode{46}{12}% .
\TMP@EnsureCode{47}{12}% /
\TMP@EnsureCode{58}{12}% :
\TMP@EnsureCode{59}{12}% ;
\TMP@EnsureCode{60}{12}% <
\TMP@EnsureCode{62}{12}% >
\TMP@EnsureCode{63}{12}% ?
\TMP@EnsureCode{91}{12}% [
\TMP@EnsureCode{93}{12}% ]
\TMP@EnsureCode{94}{7}% ^ (superscript)
\TMP@EnsureCode{96}{12}% `
\edef\ResizeGather@AtEnd{\ResizeGather@AtEnd\noexpand\endinput}
\RequirePackage{kvoptions}[2009/12/04]
\SetupKeyvalOptions{%
  family=resizegather,%
  prefix=ResizeGather@,%
}
\@for\ResizeGather@option:=%
  centertags,%
  tbtags,%
  sumlimits,%
  nosumlimits,%
  intlimits,%
  nointlimits,%
  nonamelimits,%
  leqno,%
  reqno,%
  fleqn%
\do{%
  \edef\ResizeGather@temp{%
    \noexpand\DeclareVoidOption{\ResizeGather@option}{%
      \noexpand\PassOptionsToPackage{amsmath}{\ResizeGather@option}%
    }%
    \noexpand\AtEndOfPackage{%
      \noexpand\DisableKeyvalOption[%
        action=error,%
        package=resizegather,%
      ]{resizegather}{\ResizeGather@option}%
    }%
  }%
  \ResizeGather@temp
}
\@for\ResizeGather@option:=%
  draft,%
  final,%
  hiderotate,%
  hidescale,%
  hiresbb,%
  demo,%
  dvips,xdvi,dvipdf,dvipdfm,dvipdfmx,pdftex,dvipsone,%
  dviwindo,emtex,dviwin,pctexps,pctexwin,pctexhp,pctex32,%
  truetex,tcidvi,vtex,oztex,textures,xetex%
\do{%
  \edef\ResizeGather@temp{%
    \noexpand\DeclareVoidOption{\ResizeGather@option}{%
      \noexpand\PassOptionsToPackage{graphics}{\ResizeGather@option}%
    }%
    \noexpand\AtEndOfPackage{%
      \noexpand\DisableKeyvalOption[%
        action=error,%
        package=resizegather,%
      ]{resizegather}{\ResizeGather@option}%
    }%
  }%
  \ResizeGather@temp
}
\DeclareBoolOption[true]{enable}
\DeclareComplementaryOption{disable}{enable}
\DeclareStringOption[.05]{warningthreshold}
\newif\ifResizeGather@NeedInit
\DeclareBoolOption[true]{equations}
\DeclareBoolOption[true]{equation}
\DeclareBoolOption[true]{displaymath}
\AddToKeyvalOption*{equations}{%
  \ResizeGather@NeedInittrue
  \ifResizeGather@equations
    \ResizeGather@equationtrue
    \ResizeGather@displaymathtrue
  \else
    \ResizeGather@equationfalse
    \ResizeGather@displaymathfalse
  \fi
}
\AddToKeyvalOption*{equation}{%
  \ResizeGather@NeedInittrue
}
\AddToKeyvalOption*{displaymath}{%
  \ResizeGather@NeedInittrue
}
\newcommand*{\resizegathersetup}[1]{%
  \ResizeGather@NeedInitfalse
  \setkeys{resizegather}{#1}%
  \ifResizeGather@NeedInit
    \ResizeGather@init
  \fi
}
\let\ResizeGather@init\relax
\InputIfFileExists{resizegather.cfg}{}{}%
\ProcessKeyvalOptions*\relax
\RequirePackage{amsmath}
\RequirePackage{graphics}
\def\ResizeGather@redefine#1#2#3#4#5{%
  \csname ifResizeGather@#1\endcsname
    \@ifundefined{ResizeGather@org@#2}{%
      \expandafter\let\csname ResizeGather@org@#2\expandafter\endcsname
                      \csname #2\endcsname
    }{}%
    \@ifundefined{ResizeGather@org@#3}{%
      \expandafter\let\csname ResizeGather@org@#3\expandafter\endcsname
                      \csname #3\endcsname
    }{}%
    \expandafter\edef\csname #2\endcsname{%
      \expandafter\noexpand\csname#4\endcsname
    }%
    \expandafter\edef\csname #3\endcsname{%
      \expandafter\noexpand\csname#5\endcsname
    }%
  \else
    \@ifundefined{ResizeGather@org@#2}{}{%
      \expandafter\let\csname #2\expandafter\endcsname
                      \csname ResizeGather@org@#2\endcsname
      \expandafter\let\csname #3\expandafter\endcsname
                      \csname ResizeGather@org@#3\endcsname
    }%
  \fi
}
\def\ResizeGather@init{%
  \ResizeGather@redefine{equation}{equation}{endequation}%
    {gather}{endgather}%
  \ResizeGather@redefine{displaymath}{displaymath}{enddisplaymath}%
    {gather*}{endgather*}%
}
\ResizeGather@init
\def\ResizeGather@ResizeGather{%
  \ifResizeGather@enable
    \dimen@\displaywidth
    \if@fleqn
      \advance\dimen@-\@mathmargin
    \fi
    \ifdim\wdz@>\dimen@
      \begingroup
        \advance\dimen@ -\wdz@
        \dimen@ -\dimen@
        \ifdim\ResizeGather@warningthreshold\wdz@>\dimen@
          \expandafter\PackageInfo
        \else
          \expandafter\PackageWarning
        \fi
        {resizegather}{%
          Equation line \the\row@\space is too large %
          by \the\dimen@\MessageBreak
          in environment `\@currenvir'%
        }%
      \endgroup
      \setboxz@h to\dimen@{%
        \resizebox{\dimen@}{!}{\boxz@}%
        \hss
      }%
    \fi
  \fi
}
\expandafter\def\expandafter\calc@shift@gather\expandafter{%
  \expandafter\ResizeGather@ResizeGather
  \calc@shift@gather
}
\let\ResizeGather@org@gmeasure@\gmeasure@
\def\gmeasure@#1{%
  \ResizeGather@org@gmeasure@{#1}%
  \ifResizeGather@enable
    \ifdim\totwidth@>\displaywidth
      \totwidth@=\displaywidth
    \fi
  \fi
}
\ResizeGather@AtEnd%
%% \section{Installation}
\endinput
%%
%% End of file `resizegather.sty'.
