%% 
%%  A DANTE-Edition example
%% 
%%  Example 05-02-3 on page 61.
%% 
%%  Copyright (C) 2011 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[]{article}
\pagestyle{empty}
\setlength\textwidth{177.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,multido}

\begin{document}
\begin{pspicture}[showgrid](3,3)
  \multido{\rA=0.1+0.25,\rB=0.05+0.05,%
     \rC=3.0+-0.25}{10}{%
        \qdisk(\rA,\rA){\rB}%
        \pscircle[linecolor=white,
            fillcolor=black,
            fillstyle=solid](\rC,\rA){\rB}
  }
\end{pspicture}
\end{document}
