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%%
%% A DANTE-Edition example
%%
%% Example 28-02-5 on page 525.
%%
%% 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{375.57637pt}
\setlength\parindent{0pt}
\usepackage{pstricks,pst-func}
\begin{document}
\psset{showpoints=true,linewidth=1.5pt,unit=0.5}
\begin{pspicture}(-2,-1)(2,2)% order 1 -- linear
\psBezier1{<->}(-2,0)(-2,2)\end{pspicture}\quad
\begin{pspicture}(-2,-1)(2,2)% order 2 -- quadratric
\psBezier2{<->}(-2,0)(-2,2)(0,2)\end{pspicture}\quad
\begin{pspicture}(-2,-1)(2,2)% order 3 -- cubic
\psBezier3{<->}(-2,0)(-2,2)(0,2)(2,2)\end{pspicture}\quad
\begin{pspicture}(-2,-2)(2,2)% order 4 -- quartic
\psBezier4{<->}(-2,0)(-2,2)(0,2)(2,2)(2,0)\end{pspicture}\quad
\begin{pspicture}(-2,-2)(2,2)% order 5 -- quintic
\psBezier5{<->}(-2,0)(-2,2)(0,2)(2,2)(2,0)(2,-2)\end{pspicture}
\begin{pspicture}(-2,-2)(2,2)% order 6
\psBezier6{<->}(-2,0)(-2,2)(0,2)(2,2)(2,0)(2,-2)(0,-2)\end{pspicture}\quad
\begin{pspicture}(-2,-2)(2,2)% order 7
\psBezier7{<->}(-2,0)(-2,2)(0,2)(2,2)(2,0)(2,-2)(0,-2)(-2,-2)\end{pspicture}\quad
\begin{pspicture}(-2,-2)(2,2)% order 8
\psBezier8{<->}(-2,0)(-2,2)(0,2)(2,2)(2,0)(2,-2)(0,-2)(-2,-2)(-2,0)\end{pspicture}
\quad
\begin{pspicture}(-2,-2)(2,2)% order 9
\psBezier9{<->}(-2,0)(-2,2)(0,2)(2,2)(2,0)(2,-2)(0,-2)(-2,-2)(-2,0)(0,0)
\end{pspicture}
\end{document}
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