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%%
%% Ein Beispiel der DANTE-Edition
%%
%%
%% 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{190.324pt}
\setlength\parindent{0pt}
\StartShownPreambleCommands
\usepackage{pst-plot}
\StopShownPreambleCommands
\begin{document}
\psset{yunit=4cm,xunit=1cm}
\begin{pspicture}(-5.75,-1)(5.75,1.1)\psaxes{->}(0,0)(-5.5,-.1)(5.5,1.1)
\psplot[algebraic,plotpoints=51,linewidth=1.5pt,
showpoints]{-5}{5}{IfTE(x<-1.0,-sin(x+1),IfTE(x<1.0,(1-x^2)/2,sin(x-1)))}
\uput*[90](0,0.5){$y=\frac{1-x^2}{2}$}
\uput[90](2.6,1){$y=\sin (x-1)$}\uput[90](-2.6,1){$y=-\sin (x+1)$}
\end{pspicture}%
\end{document}
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