<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  7. Auflage
%% 
%%  Beispiel 35-00-2 auf Seite 818.
%% 
%%  Copyright (C) 2016 Herbert Voss
%% 
%%  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.
%% 
%% 
%% ==== 
% Show page(s) 1
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pst-solides3d}
%StopShownPreambleCommands
\begin{document}
\psset{unit=0.7,lightsrc=viewpoint,viewpoint=100 30 20 rtp2xyz,Decran=100}
\begin{pspicture}(-5,-5)(5,5)
\psSolid[object=cone,h=3,r=3,ngrid=5 30,intersectiontype=0,
   intersectionlinewidth=2,intersectioncolor=(red),
   intersectionplan={[0 0.5 1 1]}](0,0,-3)
\psSolid[object=conecreux,h=3,r=3,ngrid=5 30,RotX=180](0,0,3)
\axesIIID[linecolor=blue](0,0,3)(8.5,4.5,5)
\end{pspicture}
%
\begin{pspicture}[solidmemory](-4,-5)(7,5)
\psSolid[object=cone,h=3,r=3,ngrid=5 30,plansepare={[0 0.5 1 1]},
    name=partbicone,action=none](0,0,-3)
 \psSolid[object=load,hollow,rm=0,incolor=yellow!25,
    load=partbicone1,intersectiontype=0,intersectionlinewidth=2,
    intersectioncolor=(red),intersectionplan={[0 0.5 1 1.01]}]
\psSolid[object=plan,definition=equation,args={[0 0.5 1 1] 180},
    base=-3 3 -3 3,linewidth=0.01,planmarks,showBase,action=draw]
\psSolid[object=load,incolor=yellow!25,load=partbicone0](0,4,0)
\psSolid[object=conecreux,h=3,r=3,ngrid=5 30,RotX=180](0,4,3)
\axesIIID[linecolor=blue](0,0,3)(8.5,4.5,5)
\end{pspicture}
\end{document}
</pre></body></html>