<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example D-5-6 on page .
%% 
%%  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{ttctexaplate}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{413.44133pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-3dplot}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(-5,-4.75)(2.75,5)
 \psset{Alpha=20,Beta=15}
 \pstThreeDCoor[xMax=5,yMin=-2,yMax=8,zMax=5]
 \pstThreeDDot[drawCoor](4,4,4)
 \pstThreeDDot[drawCoor](2,7,2)
 \pstThreeDDot[drawCoor](2,-2,3)
 \pstThreeDSphere(4,4,4){2}
 \pstThreeDSphere[SegmentColor={[cmyk]{0.1,0.3,0, 0}},linecolor=black](2,7,2){1.5}
 \psset{Beta=-40}
 \pstThreeDSphere[SegmentColor={[cmyk]{0.8,0.1,.11,0}},linecolor=black](2,-2,3){1.5}
\end{pspicture}%
\end{document}
</pre></body></html>