%%
%% A DANTE-Edition example
%%
%% Example 05-03-6 on page 68.
%%
%% Copyright (C) 2011 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[]{article}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\setlength\parindent{0pt}
\usepackage{pstricks}
\begin{document}
\begin{pspicture}[showgrid](4,3)
\psecurve[showpoints=true,linecolor=red,
linewidth=1.5pt]%
(.125,5)(.25,3)(1,2.5)(1,1)(2,2)(4,0)(8,.125)
\pscurve[linecolor=blue,
linewidth=0.5pt,linestyle=dashed]%
(0.25,3)(1,2.5)(1,1)(2,2)(4,0)
\end{pspicture}
\end{document}