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%%
%% This is file `amsbsy.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% amsbsy.dtx
%%
%% Copyright (C) 1995, 1999 American Mathematical Society.
%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% 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.
%% The latest version of this license is in
%% https://www.latex-project.org/lppl.txt
%% and version 1.3c 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 Maintainer of this work is the LaTeX Project.
%%
\NeedsTeXFormat{LaTeX2e}% LaTeX 2.09 can't be used (nor non-LaTeX)
[1994/12/01]% LaTeX date must December 1994 or later
\ProvidesPackage{amsbsy}[1999/11/29 v1.2d Bold Symbols]
\RequirePackage{amsgen}
\DeclareRobustCommand{\boldsymbol}[1]{%
\begingroup
\let\@nomath\@gobble \mathversion{bold}%
\math@atom{#1}{%
\mathchoice%
{\hbox{$\m@th\displaystyle#1$}}%
{\hbox{$\m@th\textstyle#1$}}%
{\hbox{$\m@th\scriptstyle#1$}}%
{\hbox{$\m@th\scriptscriptstyle#1$}}}%
\endgroup}
\def\math@atom#1#2{%
\binrel@{#1}\binrel@@{#2}}
\DeclareRobustCommand{\pmb}{%
\ifmmode\else \expandafter\pmb@@\fi\mathpalette\pmb@}
\def\pmb@@#1#2#3{\leavevmode\setboxz@h{#3}%
\dimen@-\wdz@
\kern-.5\ex@\copy\z@
\kern\dimen@\kern.25\ex@\raise.4\ex@\copy\z@
\kern\dimen@\kern.25\ex@\box\z@
}
\newdimen\pmbraise@
\def\pmb@#1#2{\setbox8\hbox{$\m@th#1{#2}$}%
\setboxz@h{$\m@th#1\mkern.5mu$}\pmbraise@\wdz@
\binrel@{#2}%
\dimen@-\wd8 %
\binrel@@{%
\mkern-.8mu\copy8 %
\kern\dimen@\mkern.4mu\raise\pmbraise@\copy8 %
\kern\dimen@\mkern.4mu\box8 }%
}
\def\binrel@#1{\begingroup
\setboxz@h{\thinmuskip0mu
\medmuskip\m@ne mu\thickmuskip\@ne mu
\setbox\tw@\hbox{$#1\m@th$}\kern-\wd\tw@
${}#1{}\m@th$}%
\edef\@tempa{\endgroup\let\noexpand\binrel@@
\ifdim\wdz@<\z@ \mathbin
\else\ifdim\wdz@>\z@ \mathrel
\else \relax\fi\fi}%
\@tempa
}
\let\binrel@@\relax
\endinput
%%
%% End of file `amsbsy.sty'.
|
