%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  7. Auflage
%% 
%%  Beispiel 15-06-1 auf Seite 282.
%% 
%%  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{193.16928pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pst-node}
%StopShownPreambleCommands
\begin{document}
\begin{pspicture}[showgrid](3,3)
  \cnode(0.1,0.1){0.1cm}{A}
  \cnode(2.9,2.9){0.1cm}{B}
  \ncline{<->}{A}{B}
  \ncput*{auf}
  \naput[npos=0.75]{\"uber}
  \nbput[npos=0.25]{unter}
\end{pspicture}
\end{document}