%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 6-7-19 on page 429.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  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.
%% 

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{231.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-plot}
\usepackage{pst-infixplot}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(0,-3)(7,4)
 \psset{plotpoints=500}
 \psaxes{->}(0,0)(0,-3)(7,3.5)
 \psPlot[linecolor=green]{0}{7}
                         {sqrt(x)}
 \psPlot[linecolor=red]{0}{7}{x^0.4}
 \psPlot[linecolor=blue]{0}{7}%
    {sin(-x*180/3.1415)}
 \psplot{0}{7}{x RadtoDeg cos}
 \psPlot{0}{7}{sin(4*x*57)*x^0.65}
\end{pspicture}
\end{document}