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% AMSBSY.STY						    July 1990      %
%                                                                          %
% This file is part of the AMS-LaTeX Version 1.0 distribution              %
%   American Mathematical Society, Technical Support Group,                %
%   P. O. Box 6248, Providence, RI 02940                                   %
%   800-321-4AMS (321-4267) or 401-455-4080                                %
%   Internet: Tech-Support@Math.AMS.com                                    %
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%% 
%% 
%% This is file `amsbsy.sty' generated
%% on <1990/7/10> with the docstrip utility (v1.1j). 
%% 
%% The original source file was `amsbsy.doc'.
%% 
%% 

\def\fileversion{v1.0b}
\def\filedate{89/11/26}
\def\docdate {89/11/26}

%% \CheckSum{130}
%% \CharacterTable
%%  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
%%   Lower-case    \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
%%   Digits        \0\1\2\3\4\5\6\7\8\9
%%   Exclamation   \!     Double quote  \"     Hash (number) \#
%%   Dollar        \$     Percent       \%     Ampersand     \&
%%   Acute accent  \'     Left paren    \(     Right paren   \)
%%   Asterisk      \*     Plus          \+     Comma         \,
%%   Minus         \-     Point         \.     Solidus       \/
%%   Colon         \:     Semicolon     \;     Less than     \<
%%   Equals        \=     Greater than  \>     Question mark \?
%%   Commercial at \@     Left bracket  \[     Backslash     \\
%%   Right bracket \]     Circumflex    \^     Underscore    \_
%%   Grave accent  \`     Left brace    \{     Vertical bar  \|
%%   Right brace   \}     Tilde         \~}
%%
%% Copyright (C) 1989 Frank Mittelbach and Rainer Sch\"opf,
%% all rights reserved.
\@ifundefined{extract@font}
     {\errmessage{The style option `amsbsy' does not make sense if you
                  do not use a format with the new font selection scheme.}
      \endinput}
     {}
\immediate\write\sixt@@n{Style Option: `amsbsy'
 \fileversion\space\space\space <\filedate>  (FMi and RmS)}
\immediate\write\sixt@@n{English Documentation
 \space\@spaces\@spaces  <\docdate>  (FMi and RmS)}
\def\boldsymbol#1{%
    \math@atom{#1}%
    {\text{%
           \mathversion{bold}$\m@th#1$}}}
\@ifundefined{textdef@}{\input{amstext.sty}}{}
\@ifundefined{setboxz@h}{%
 \def\RIfM@{\relax\protect\ifmmode}
 \def\setboxz@h{\setbox\z@\hbox}
 \def\wdz@{\wd\z@}
 \def\boxz@{\box\z@}
 \def\setbox@ne{\setbox\@ne}
 \def\wd@ne{\wd\@ne}}
{}
\def\math@atom#1#2{%
   \binrel@{#1}\binrel@@{#2}}
\def\binrel@#1{\setboxz@h{\thinmuskip0mu
  \medmuskip\m@ne mu\thickmuskip\@ne mu$#1\m@th$}%
 \setbox@ne\hbox{\thinmuskip0mu\medmuskip\m@ne mu\thickmuskip
  \@ne mu${}#1{}\m@th$}%
 \setbox\tw@\hbox{\hskip\wd@ne\hskip-\wdz@}}

\def\pmb{\RIfM@\expandafter\mathpalette\expandafter\pmb@\else
 \expandafter\pmb@@\fi}

\def\pmb@@#1{\leavevmode\setboxz@h{#1}\kern-.025em\copy\z@\kern-\wdz@
 \kern-.05em\copy\z@\kern-\wdz@\kern-.025em\raise.0433em\boxz@}

\def\binrel@@#1{\ifdim\wd2<\z@\mathbin{#1}\else\ifdim\wd\tw@>\z@
 \mathrel{#1}\else{#1}\fi\fi}

\newdimen\pmbraise@

\def\pmb@#1#2{\setbox\thr@@\hbox{$\m@th#1{#2}$}%
 \setbox4 \hbox{$\m@th#1\mkern.7794mu$}\pmbraise@\wd4
 \binrel@{#2}\binrel@@{\mkern-.45mu\copy\thr@@\kern-\wd\thr@@
 \mkern-.9mu\copy\thr@@\kern-\wd\thr@@\mkern-.45mu\raise\pmbraise@\box\thr@@}}
\endinput
%% 
%% End of file `amsbsy.sty'.
