subeqn

git-svn-id: svn://tug.org/texlive/trunk@1352 c570f23f-e606-0410-a88d-b1316a301751

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+%%
+%% This is file `subeqn.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% subeqn.dtx  (with options: `package')
+%% 
+%% Copyright (C) 1999-2004 Johannes Braams. All rights reserved.
+%% 
+%% This file was generated from file(s) of the subeqn package.
+%% -----------------------------------------------------------
+%% 
+%% It may be distributed and/or modified under the
+%% conditions of the LaTeX Project Public License, either version 1.3
+%% of this license or (at your option) any later version.
+%% The latest version of this license is in
+%%   http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of LaTeX
+%% version 2003/12/01 or later.
+%% 
+%% This work has the LPPL maintenance status "maintained".
+%% 
+%% The Current Maintainer of this work is Johannes Braams.
+%% 
+%% This file may only be distributed together with a copy of the
+%% subeqn package. You may however distribute the subeqn package
+%% without such generated files.
+%% 
+%% The list of all files belonging to the subeqn package is
+%% given in the file `manifest.txt.
+%% 
+%% The list of derived (unpacked) files belonging to the distribution
+%% and covered by LPPL is defined by the unpacking scripts (with
+%% extension .ins) which are part of the distribution.
+%% File: `subeqn.dtx'
+%% Copyright (C) 1999-2004
+%%     Donald Arsenau (asnd at reg.triumf.ca),
+%%     Johannes Braams (TeXniek at braams.cistron.nl)
+%%
+\NeedsTeXFormat{LaTeX2e}[1998/06/01]
+\ProvidesPackage{subeqn}
+              [2004/04/15 v2.0b subnumbering of equations]
+\newenvironment{subequations}{%
+  \refstepcounter{equation}%
+  \mathchardef\c@mainequation\c@equation
+  \protected@edef\themainequation{\theequation}%
+  \let\theequation\thesubequation
+  \global\c@equation\z@
+  }{%
+  \global\c@equation\c@mainequation
+  \global\@ignoretrue
+  }
+\newcommand{\thesubequation}{\themainequation\alph{equation}}
+\newenvironment{subeqnarray}{%
+  \subequations
+  \@ifnextchar\label{\@lab@subeqnarray}{\eqnarray}
+  }{%
+  \endeqnarray\endsubequations
+  }
+\newcommand*{\@lab@subeqnarray}[2]{#1{#2}\eqnarray}
+\endinput
+%%
+%% End of file `subeqn.sty'.