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%%
%% Ein Beispiel der DANTE-Edition
%%
%%
%% Copyright (C) 2010 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
%%
\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{166.324pt}
\setlength\parindent{0pt}
\StartShownPreambleCommands
\usepackage{pst-solides3d}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(-3,-3)(4,3.5)%
\psset{viewpoint=50 30 15,Decran=60,solidmemory}
\psSolid[object=plan,definition=equation,
args={[1 0 0 0] 90},planmarks,name=Ebene]
\psset{plan=Ebene}
\psProjection[object=point,name=A,text=A,pos=ur](-2,1.25)
\psProjection[object=cercle,args=A 1,range=180 360]
\psProjection[object=cercle,args=1 1 .5,linecolor=blue]
\psProjection[object=point,name=a,text=A,pos=ul](0,0)
\psProjection[object=point,name=b,text=B,pos=ur](1.5,-1.5)
\psProjection[object=point,name=c,text=C,pos=ul](0,-1.5)
\psProjection[object=cercle,args=a b c,
definition=ABcercle,linestyle=dashed,
fillstyle=solid,fillcolor=green!35]
\end{pspicture}
\end{document}
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