%% 
%%  A DANTE-Edition example
%% 
%%  Example 03-00-1 on page 32.
%% 
%%  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{201.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,pst-plot}

\begin{document}
\begin{pspicture}(-1,-1)(2,2)
  \psaxes{->}(0,0)(-1,-1)(2,2)
  \psparabola[linewidth=1.5pt](1,2)(-0.5,-0.5)
  \psset{linestyle=dashed}
  \psparabola[origin={0.25,-0.5}](1,2)(-0.5,-0.5)
  \psaxes[origin={0.25,-0.5},
     linewidth=0.2pt]{->}(0,0)(-1,-1)(2,2)
\end{pspicture}
\end{document}