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Diffstat (limited to 'Master/texmf-dist/doc/latex/math-e/04-11-4.ltx')
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diff --git a/Master/texmf-dist/doc/latex/math-e/04-11-4.ltx b/Master/texmf-dist/doc/latex/math-e/04-11-4.ltx new file mode 100644 index 00000000000..7b2c4e7718e --- /dev/null +++ b/Master/texmf-dist/doc/latex/math-e/04-11-4.ltx @@ -0,0 +1,44 @@ +%% +%% An UIT Edition example +%% +%% Example 04-11-4 on page 61. +%% +%% Copyright (C) 2010 Herbert Voss +%% +%% 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. +%% +%% See http://www.latex-project.org/lppl.txt for details. +%% +%% +%% ==== +% Show page(s) 1 +%% +\documentclass[]{exaarticle} +\pagestyle{empty} +\setlength\textwidth{129.70511pt} +\makeatletter +\def\@bracketheight{2pt} +\def\underbracket{% + \@ifnextchar[{\@underbracket}{\@underbracket[\@bracketheight]}} +\def\@underbracket[#1]{% + \@ifnextchar[{\@under@bracket[#1]}{\@under@bracket[#1][0.4em]}} +\def\@under@bracket[#1][#2]#3{%\message {Underbracket: #1,#2,#3} + \mathop{\vtop{\m@th\ialign{##\crcr $\hfil \displaystyle {#3}\hfil $% + \crcr\noalign{\kern 3\p@ \nointerlineskip }\upbracketfill {#1}{#2} + \crcr\noalign{\kern 3\p@ }}}}\limits} +\def\upbracketfill#1#2{$\m@th \setbox \z@ \hbox {$\braceld$} + \edef\@bracketheight{\the\ht\z@}\bracketend{#1}{#2} + \leaders \vrule \@height #1 \@depth \z@ \hfill + \leaders \vrule \@height #1 \@depth \z@ \hfill \bracketend{#1}{#2}$} +\def\bracketend#1#2{\vrule height #2 width #1\relax} %$ +\makeatother +\AtBeginDocument{\setlength\parindent{0pt}} +\StartShownPreambleCommands + +\StopShownPreambleCommands +\begin{document} +$\underbracket{foo~bar}$ $\underbracket[.1pt]{foo~bar}$ +$\underbracket[2pt][1em] {foo~bar}$ +\end{document} |