%% 
%%  Ein Beispiel der DANTE-Edition
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%%  7. Auflage
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%%  Beispiel 32-02-34 auf Seite 718.
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%%  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{169.16928pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pst-poly}
%StopShownPreambleCommands
\begin{document}
\providecommand{\PstPolygonNode}{%
  \psdots[dotstyle=o,dotsize=0.2](1;\INode)
  \psline[linecolor=red]{->}(0.9;\INode)}
\PstPolygon[unit=1.75,PolyNbSides=8]
\end{document}