%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 6-7-42 on page 447.
%% 
%%  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{ttctexagray}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{171.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-plot,pst-light3d}
\DeclareFixedFont{\Rmb}{T1}{ptm}{m}{n}{15mm}
\StopShownPreambleCommands
\begin{document}
\PstLightThreeDText[linestyle=none,fillstyle=solid,
                 fillcolor=black!20]{\Rmb PSTricks}

\psset{xunit=5cm,yunit=15mm,LightThreeDXLength=0.3,
       LightThreeDYLength=-0.3,plotpoints=500}
\begin{pspicture}(-0.1,-1.1)(1,1.3)
\psaxes[Dx=0.2,Dy=0.4]{->}(0,0)(0,-1)(1,1.2)
\PstLightThreeDGraphic[LightThreeDColorPsCommand=
             1.5 div 0.6 exch 0.8 0.2 setcmykcolor]
    {\psplot{0}{0.95}{x 40 mul RadtoDeg cos 2 div}}
\PstLightThreeDGraphic[LightThreeDColorPsCommand=
            1.5 div 0.05 exch 0.8 0.2 setcmykcolor]
    {\psplot{0}{0.95}{x 10 mul RadtoDeg sin}}
\rput(0.35,0.8){$\sin(10x)$}
\rput(0.2,-0.65){$\frac{1}{2}\cdot\cos(40x)$}
\end{pspicture}
\end{document}