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authorKarl Berry <karl@freefriends.org>2010-10-12 00:13:11 +0000
committerKarl Berry <karl@freefriends.org>2010-10-12 00:13:11 +0000
commit324e3ca487267e4d60094b29bda9e562fa489803 (patch)
treedbd69d6b00ea2a4e15e9635522b20b6cb9aeae7b /Master/texmf-dist/doc/latex/math-e/10-09-10.ltx
parent308e7e96ccb036e76b8e07e4e980394f50977580 (diff)
new doc package math-e (11oct10)
git-svn-id: svn://tug.org/texlive/trunk@20062 c570f23f-e606-0410-a88d-b1316a301751
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+%%
+%% An UIT Edition example
+%%
+%% Example 10-09-10 on page 220.
+%%
+%% 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{375.57637pt}
+\AtBeginDocument{\setlength\parindent{0pt}}
+\setcounter{equation}{31}
+\renewcommand\theequation{10.\arabic{equation}}
+\StartShownPreambleCommands
+\usepackage{amsmath}
+\StopShownPreambleCommands
+\begin{document}
+\begin{align}
+ \sum_{i=1}^\infty \frac{1}{i} &= 1+\frac{1}{2}+\frac{1}{3}+\frac{1}{4}
+ +\frac{1}{5}+\frac{1}{6}+\frac{1}{7}+\frac{1}{8}+\frac{1}{9}
+ +\cdots+\frac{1}{16}+\cdots\\
+ & \ge 1+\frac{1}{2}+\underbrace{\frac{1}{4}+\frac{1}{4}}_{\frac{1}{2}}
+ +\underbrace{\frac{1}{8}+\frac{1}{8}+\frac{1}{8}+\frac{1}{8}}_{\frac{1}{2}}
+ +\underbrace{\frac{1}{16}+\cdots+\frac{1}{16}}_{\frac{1}{2}}+\cdots\\
+ &= 1+\frac{1}{2}+\frac{1}{2}+\frac{1}{2}+\frac{1}{2}+\cdots\to\infty
+ \quad\rule{1ex}{1ex}
+\end{align}
+\end{document}