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%%
%% A DANTE-Edition example
%%
%% Example 05-01-5 on page 60.
%%
%% 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{153.70511pt}
\setlength\parindent{0pt}
\usepackage{pstricks}
\begin{document}
\begin{pspicture}[showgrid](3,3)
\pscurve[showpoints=true,linecolor=red,%
linestyle=dashed](0,0)(2,2.5)(3,0)
\pscurve[linecolor=green,curvature=1 0.1 -1](0,0)(2,2.5)(3,0)
\pscurve[linecolor=blue,curvature=1 0.1 2](0,0)(2,2.5)(3,0)
\rput[lC]{-105.7}(2,2.5){\psset{linewidth=0.2pt,linecolor=red}
\psline[linestyle=dashed](0,-1)(0,1)
\psline[linestyle=dashed](0,0)(1.5,0)
\psarc(0,0){0.25}{0}{90}}
\rput[lC]{-90}(2,2.5){\psset{linewidth=0.2pt,linecolor=green}
\psline[linestyle=dashed](0,-1)(0,1)
\psline[linestyle=dashed](0,0)(1.5,0)
\psarc(0,0){0.25}{0}{90}} \uput[45](0,0){A}
\uput[180](3,0){B}\uput[90](2,2.5){C}
\end{pspicture}
\end{document}
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