% \ProvidesPackage{IMjournal}[package wrapper for journals published by IM]

\def\ehyph{\language=0 }
\catcode`@=11

\newif\ifMB\newif\ifAM\newif\ifCMJ
\textwidth=28.5cc \textheight=42cc  %%%%  format B 5
\footskip3\baselineskip

\normalparindent=10dd
\parindent=\normalparindent
\newdimen\footindent \footindent\parindent
\smallskipamount=3dd plus 1dd minus 1dd
\medskipamount=6dd plus 2dd minus 2dd
\bigskipamount=12dd plus 4dd minus 4dd
\normalbaselineskip=13dd
\abovedisplayskip=12dd plus 3dd minus 6dd
\belowdisplayskip=12dd plus 3dd minus 6dd
\baselineskip 13dd
\linespacing\baselineskip
\emergencystretch 1em
\clubpenalty 10000
\widowpenalty 10000

%% necessary fonts
\font\ninerm cmr9
\font\ninesc cmcsc9
% \font\sprm   cmrr10
\let\sprm\relax

% \let\uppercasetext@\uppercasenonmath
\def\uppercasetext@#1{%
   {\spaceskip1.3\fontdimen2\the\font plus1.3\fontdimen3\the\font
    \def\ss{SS}\let\i=I\let\j=J\let\ae\AE\let\oe\OE
    \let\o\O\let\aa\AA\let\l\L\let\cprime\Cprime\let\cdprime\Cdprime
    \skipmath@#1$\skipmath@$}}
\def\skipmath@#1$#2${\uppercase{#1}%
  \ifx\skipmath@#2\else$#2$\expandafter\skipmath@\fi}
\def\titul#1{%\ifnews@\else\vfil\penalty-\@M %\eject
%        \firstheadtrue\ifodd\pageno\else\advancePageno\fi
%         \xdef\FP{\the\pageno}\global\FirstPage{\FP}\journalheading\fi
%         \zerocounts
        \vglue4cc
%          \labeln@ 0 \titul@={#1} \footmarkcount@=1
          {\let\\=\endgraf
            \parindent=0pt \parskip=0pt
          \leftskip=2em plus1fill minus 1em\rightskip=\leftskip
          \baselineskip=15dd{\rm\uppercasetext@{#1}}\par\vskip1cc}
%            \def\rhead{\let\\=\relax #1}\global\news@false
           }
\def\autor#1\par{%\global\ZBLautor{}\global\zblautor{}%
    {\def\and{and}%
     \def\|##1 |##2|{{\frenchspacing\ninesc ##1\unskip~##2}%
%         \global\autor@{##1 ##2}\global\Autor@={##2, ##1}%
%         \edef\ZBLa{\the\ZBLautor}\edef\zbla{\the\zblautor}%
%         \edef\tmp{\ifx\empty\zbla\else\the\zblautor;\space\fi\the\Autor@}%
%         \global\zblautor=\expandafter{\tmp}%
%         \edef\tmpp{\ifx\empty\ZBLa\else\the\ZBLautor,\space\fi\the\autor@}%
%         \global\ZBLautor=\expandafter{\tmpp}%
%       \if@bsah
%         \immediate\write\cont{\string\aName{\the\autor@}}%
%         \immediate\write\Cont{\string\aName{\the\Autor@}}\fi
}%
        \let\\=\endgraf\parindent=0pt
          \leftskip=2em plus1fill \rightskip=\leftskip
           {\ninerm #1}%\if@bsah\writ@\fi
           \vskip3cc}}
\let\title\titul
\let\author\autor
\let\endauthor\par
\let\maketitle\relax
\let\normalsize\relax

\def\rec#1\par{\removelastskip\vskip.8cc
       {\hbox to\textwidth{\hss(\ninerm \ifcase\language Received \or
                                              Eingegangen am \or\or
                                              Re\c cu \or
                                              Received \else
                                              Do\v{s}lo
                                \fi #1\unskip)\hss}\vskip3cc}}
\def\abstract{\begingroup%\ZBLtextrecenze{#1}%
    \small{\it Abstract.} \ignorespaces}
\def\endabstract{\par\endgroup\vskip3cc}
\def\key#1\par{%\ZBLklicovaslova{#1}
       \par\removelastskip\medskip
        {\small{\it Keywords}: #1\vskip3cc}}
\def\keywords{\par\removelastskip\medskip
        \begingroup\small{\it Keywords}: \ignorespaces}
\def\endkeywords{\vskip3cc\endgroup}
\def\AMS#1\par{%\ZBLklasifikace{#1}
   \par\removelastskip\medskip
    {\small{\it MSC 2020}: #1}\vskip3cc}
\def\subjclass
   {\par\removelastskip\medskip
    \begingroup\small{\it MSC 2020}: \ignorespaces}
\def\endsubjclass{\vskip3cc\endgroup}
\def\thanks #1\endthanks{{\let\@thefnmark\relax\@footnotetext{#1}}}

\pagestyle{plain}
\def\pagestyle#1{}

\def\th@plain{%
  \let\thm@indent\indent %  indent
  \thm@headfont{\bfseries}% heading font is bold
%%  \thm@notefont{}% same as heading font
  \thm@headpunct{.}% add period after heading
  \let\thm@swap\@gobble
%%  \thm@preskip\topsep
%%  \thm@postskip\theorempreskipamount
  \slshape % body font
}
\def\th@definition{%
  \normalfont % body font
}
\def\th@remark{%
  \thm@headfont{\itshape}%
  \normalfont % body font
  \thm@preskip\topsep \divide\thm@preskip\tw@
  \thm@postskip\thm@preskip
}
\let\thm@indent\indent

\AtBeginDocument{}
\endinput