%% 
%%  Example 03-01-1 
%%  Copyright (C) 2016 Herbert Voss
%% 
%% ==== 
% Show page(s) 1
%% 
%% 
\documentclass[]{screxa}
\pagestyle{empty}
\setlength\textwidth{328.62788pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands

%StopShownPreambleCommands
\begin{document}
\[
y = \left\{\begin{array}{ll}
   x^2+2x & \textrm{if }x<0,\\      x^3     & \textrm{if }0\le x<1,\\
   x^2+x  & \textrm{if }1\le x<2,\\ x^3-x^2 & \textrm{if }2\le x.
 \end{array}\right.
\]
\[
\delimiterfactor=1500
y = \left\{\begin{array}{ll}
   x^2+2x & \textrm{if }x<0,\\      x^3     & \textrm{if }0\le x<1,\\
   x^2+x  & \textrm{if }1\le x<2,\\ x^3-x^2 & \textrm{if }2\le x.
 \end{array}%
\right.
\]
\end{document}
