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+%% 
+%%  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}