units

git-svn-id: svn://tug.org/texlive/trunk@1429 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 134 insertions, 0 deletions

diff --git a/Master/texmf-dist/tex/latex/units/nicefrac.sty b/Master/texmf-dist/tex/latex/units/nicefrac.sty
new file mode 100644
index 00000000000..c5561d06545
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/units/nicefrac.sty
@@ -0,0 +1,134 @@
+%%
+%% 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'.