%%
%%  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{166.324pt}
\setlength\parindent{0pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-plot}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}[showgrid,algebraic](3,2)
\pscustom[linecolor=white]{\psplot{0}{3}{sin(2*x)+1}
 \stroke[linecolor=red,linewidth=7pt]
 \stroke[linecolor=blue,linewidth=4pt]
 \stroke[linecolor=green,linewidth=2pt]}
\end{pspicture}
\end{document}