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+%%
+%% This is file `centernot.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% centernot.dtx (with options: `package')
+%%
+%% This is a generated file.
+%%
+%% Copyright (C) 2006 by Heiko Oberdiek <oberdiek@uni-freiburg.de>
+%%
+%% This work 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 2005/12/01 or later.
+%%
+%% This work has the LPPL maintenance status "maintained".
+%%
+%% This Current Maintainer of this work is Heiko Oberdiek.
+%%
+%% This work consists of the main source file centernot.dtx
+%% and the derived files
+%% centernot.sty, centernot.pdf, centernot.ins, centernot.drv.
+%%
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{centernot}
+ [2006/12/02 v1.0 Centers the not symbol horizontally (HO)]
+\newcommand*{\centernot}{%
+ \mathpalette\@centernot
+}
+\def\@centernot#1#2{%
+ \mathrel{%
+ \rlap{%
+ \settowidth\dimen@{$\m@th#1{#2}$}%
+ \kern.5\dimen@
+ \settowidth\dimen@{$\m@th#1=$}%
+ \kern-.5\dimen@
+ $\m@th#1\not$%
+ }%
+ {#2}%
+ }%
+}
+\makeatother
+\endinput
+%%
+%% End of file `centernot.sty'.