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%%  An UIT Edition example
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%%  Example 10-03-3 on page 203.
%% 
%%  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{177.70511pt}
\AtBeginDocument{\setlength\parindent{0pt}}
\StartShownPreambleCommands

\StopShownPreambleCommands
\begin{document}
$\lim\limits_{n->\infty}q^{n}=\left\{%
  \begin{array}{lc@{\kern2pt}c@{\kern2pt}r}
    \textrm{divergent}\  & q & \le & -1\\
	0 & |q| & < & 1\\
	1 &  q  & = & 1\\
	\infty  & q & > & 1
  \end{array}\right.$
\end{document}