%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% bsp01.tex ---
%% Autor           : Herbert Voss <voss@perce.de>
%% Datum           : 2004-04-25 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\documentclass{article}
\usepackage{pstricks}
\usepackage{pst-slpe}
\usepackage{multido}

\parindent=0pt
\pagestyle{empty}
\begin{document}

\def\radiusI{4}
\def\radiusII{0.5}
\begin{pspicture}(-\radiusI,-\radiusI)(\radiusI,\radiusI)
  \multido{\in=0+36,\im=25+36}{10}{%
    \ifodd\im\pswedge[fillstyle=radslopes](0,0){\radiusI}{\in}{\im}\fi
  }
  \pscircle*[linecolor=white](0,0){\radiusII}
\end{pspicture}

\end{document}
