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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /info/examples/Math-E/04-05-11.ltx
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+%%
+%% An UIT Edition example
+%%
+%% Example 04-05-11 on page 42.
+%%
+%% 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}{13}
+\renewcommand\theequation{4.\arabic{equation}}
+\StartShownPreambleCommands
+\setlength\arraycolsep{2pt}
+\StopShownPreambleCommands
+\begin{document}
+\begin{equation}
+\begin{array}{rcl}
+\displaystyle % to achieve equal sizes
+\frac{1}{2}\,\Delta(f_{ij}\,f^{ij}) & = & 2\times\left(\sum\limits_{i<j}\chi_{ij}
+ \left(\sigma_{i}-\sigma_{j}\right)^{2}+f^{ij}\nabla_{j}\nabla_{i}
+ (\Delta f) \right. \\[8pt]
+ & & {}+\left.\nabla_{k}f_{ij}\nabla^{k}f^{ij}+f^{ij}f^{k}
+ \left[2\nabla_{i}R_{jk}-\nabla_{k}R_{ij}\right]\right)
+\end{array}
+\end{equation}
+\end{document}