<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-5-2 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{pst-3dplot,pst-vue3d}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(-3,-1.5)(3,1.5)
  \psset{Beta=15,linecolor=blue}
  \pstThreeDSquare[fillcolor={[cmyk]{0,0,1,0}},fillstyle=solid](-1,-2,-1)(2,0,0)(0,4,0)
  \pstPlanePut[planecorr=xyrot,pOrigin=lb](0,0,-1){\textbf{bottom}}
  \pstThreeDSquare[fillstyle=vlines](-1,-2,-1)(0,0,2)(0,4,0)
  \pstPlanePut[pOrigin=c,plane=yz](-1,0,0){\textbf{back}}
  \pstThreeDCoor[drawing=false]
  \pstThreeDBox(-1,-2,-1)(2,0,0)(0,4,0)(0,0,2)
  \pstThreeDLine[linestyle=dashed,linecolor={[cmyk]{0.1,1,1,0.3}}](-1,0,0)(1,0,0)
  \pstThreeDLine[linecolor={[cmyk]{0.1,1,1,0.3}},linewidth=1.5pt,arrows=-&gt;](1,0,0)(4,0,0)
  \pstThreeDPut(4.2,0,0){x}
  \pstThreeDLine[linestyle=dashed,linecolor={[cmyk]{0.1,1,1,0.3}}](0,-2,0)(0,2,0)
  \pstThreeDLine[linecolor={[cmyk]{0.1,1,1,0.3}},linewidth=1.5pt,arrows=-&gt;](0,2,0)(0,4,0)
  \pstThreeDPut(0,4.2,0){y}
\end{pspicture}\quad
\begin{pspicture}(-1.5,-0.75)(2.5,2.25)
  \AxesThreeD{-&gt;}(20)
  \ParaboloidThreeD[linewidth=0.1pt]{1.5}{1}
\end{pspicture}
\begin{pspicture}(-1.5,-0.75)(2.5,2)
  \AxesThreeD{-&gt;}(20,10,15)
  \psset{PHI=20}
  \DemiSphereThreeD[fillstyle=solid,fillcolor=cyan,
    linewidth=0.1pt,RotX=180](7.5,7.5,10){10}
  \SphereCreuseThreeD[fillstyle=solid,fillcolor=cyan,
    linewidth=0.1pt,RotX=180](7.5,7.5,10){10}
\end{pspicture}
\end{document}
</pre></body></html>