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%%
%% This is file `nicefrac.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% units.dtx (with options: `nicefrac')
%%
%% LaTeX package for typesetting nice fractions
%%
%% Copyright (C) 1998 Axel Reichert
%% See the files README and COPYING.
%%
%% \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 \~}
\NeedsTeXFormat{LaTeX2e}[1995/12/01]
\ProvidesPackage{nicefrac}[1998/08/04 v0.9b Nice fractions]
\newlength{\L@UnitsRaiseDisplaystyle}
\newlength{\L@UnitsRaiseTextstyle}
\newlength{\L@UnitsRaiseScriptstyle}
\RequirePackage{ifthen}
\DeclareRobustCommand*{\@UnitsNiceFrac}[3][]{%
\ifthenelse{\boolean{mmode}}{%
\settoheight{\L@UnitsRaiseDisplaystyle}{%
\ensuremath{\displaystyle#1{M}}%
}%
\settoheight{\L@UnitsRaiseTextstyle}{%
\ensuremath{\textstyle#1{M}}%
}%
\settoheight{\L@UnitsRaiseScriptstyle}{%
\ensuremath{\scriptstyle#1{M}}%
}%
\settoheight{\@tempdima}{%
\ensuremath{\scriptscriptstyle#1{M}}%
}%
\addtolength{\L@UnitsRaiseDisplaystyle}{%
-\L@UnitsRaiseScriptstyle%
}%
\addtolength{\L@UnitsRaiseTextstyle}{%
-\L@UnitsRaiseScriptstyle%
}%
\addtolength{\L@UnitsRaiseScriptstyle}{-\@tempdima}%
\mathchoice
{%
\raisebox{\L@UnitsRaiseDisplaystyle}{%
\ensuremath{\scriptstyle#1{#2}}%
}%
}%
{%
\raisebox{\L@UnitsRaiseTextstyle}{%
\ensuremath{\scriptstyle#1{#2}}%
}%
}%
{%
\raisebox{\L@UnitsRaiseScriptstyle}{%
\ensuremath{\scriptscriptstyle#1{#2}}%
}%
}%
{%
\raisebox{\L@UnitsRaiseScriptstyle}{%
\ensuremath{\scriptscriptstyle#1{#2}}%
}%
}%
\mkern-2mu/\mkern-1mu%
\bgroup
\mathchoice
{\scriptstyle}%
{\scriptstyle}%
{\scriptscriptstyle}%
{\scriptscriptstyle}%
#1{#3}%
\egroup
}%
{%
\settoheight{\L@UnitsRaiseTextstyle}{#1{M}}%
\settoheight{\@tempdima}{%
\ensuremath{%
\mbox{\fontsize\sf@size\z@\selectfont#1{M}}%
}%
}%
\addtolength{\L@UnitsRaiseTextstyle}{-\@tempdima}%
\raisebox{\L@UnitsRaiseTextstyle}{%
\ensuremath{%
\mbox{\fontsize\sf@size\z@\selectfont#1{#2}}%
}%
}%
\ensuremath{\mkern-2mu}/\ensuremath{\mkern-1mu}%
\ensuremath{%
\mbox{\fontsize\sf@size\z@\selectfont#1{#3}}%
}%
}%
}
\DeclareRobustCommand*{\@UnitsUglyFrac}[3][]{%
\ifthenelse{\boolean{mmode}}{%
\frac{#1{#2}}{#1{#3}}%
}%
{%
#1{#2}/#1{#3}%
\PackageWarning{nicefrac}{%
You used \protect\nicefrac\space or
\protect\unitfrac\space in text mode\MessageBreak
and specified the ``ugly'' option.\MessageBreak
The fraction may be ambiguous or wrong.\MessageBreak
Please make sure the denominator is
correct.\MessageBreak
If it is, you can safely ignore\MessageBreak
this warning
}%
}%
}
\DeclareOption{nice}{%
\DeclareRobustCommand*{\nicefrac}{\@UnitsNiceFrac}%
}
\DeclareOption{ugly}{%
\DeclareRobustCommand*{\nicefrac}{\@UnitsUglyFrac}%
}
\ExecuteOptions{nice}
\ProcessOptions*
\endinput
%%
%% End of file `nicefrac.sty'.
|
