%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  7. Auflage
%% 
%%  Beispiel 11-03-32 auf Seite 154.
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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{pstricks}
%StopShownPreambleCommands
\begin{document}
\begin{pspicture}[showgrid](4,3)
 \pscustom[linewidth=1.5pt]{%
  \arrows{|->}
  \code{%
     80 140 5 5 ArrowA    % 80 140 auf dem Stack
     30 -30 110 75 ArrowB % 30 -30 105.41 68.986
     curveto}}            % curve für drei Punkte
   \psline[linestyle=dashed]%
    (5pt,5pt)(80pt,140pt)(30pt,-30pt)(110pt,75pt)
 \uput[0](80pt,140pt){(80pt,140pt)}
 \uput[0](30pt,-30pt){(30pt,-30pt)}
\end{pspicture}
\end{document}