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%%  An UIT Edition example
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%%  Example 08-03-7 on page 162.
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%%  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.
%% 
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% Show page(s) 1
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\AtBeginDocument{\setlength\parindent{0pt}}
\StartShownPreambleCommands
\usepackage{color}
\everymath{\color{red}\displaystyle}
\StopShownPreambleCommands
\begin{document}
\[ f(x) = \int \frac{\sin x}{x}dx \]
instead of $\frac{\sin x}{x}$
  now with $\frac{\cos x}{x}$:
\[ g(x) = \int \frac{\cos x}{x}dx \]
\end{document}
