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path: root/info/visualpstricks/Source/homo.tex
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\psset{unit=0.8cm}
\label{hom}

\begin{tabular}{|c|} \hline
\parbox{10cm}{  
\BS{pscircle}[linestyle=dotted]\AC{1}  
\\
\BSS{psHomothetie}[linecolor=magenta](2,1)\AC{.5}\AC{\BS{pscircle}\AC{1}}  \BSI{psHomothetie}{pstricks-add}
\\
\BSS{psHomothetie}[linecolor=red](2,1)\AC{2}\AC{\BS{pscircle}\AC{1}}
\\
\BSS{psHomothetie}[linecolor=green](2,1)\AC{3}\AC{\BS{pscircle}\AC{1}}  }
\\ 	\hline 
\begin{pspicture}(-8.3,-6.3)(2.3,2.5)
\psgrid[subgriddiv=0](-8,-6)(2,2)
\pscircle[linecolor=blue,linestyle=dotted,linewidth=2pt]{1}
\psline(-8,-4)(2,1)
\psHomothetie[linecolor=magenta](2,1){.5}{\pscircle{1}}
\psHomothetie[linecolor=red](2,1){2}{\pscircle{1}}
\psHomothetie[linecolor=green](2,1){3}{\pscircle{1}}
\psdots[linecolor=red,dotsize=8pt](2,1)
\psline[linewidth=3pt,linecolor=red]{->}(2,1)(0,0)	\psdots(-4,-2)(-2,-1)(0,0)(1,.5)
%\end{psgraph}
\end{pspicture}
	\\ 	\hline 
\end{tabular} 


\bigskip


\begin{tabular}{|c|} \hline
\parbox{10cm}{  
\BS{pscircle}[linestyle=dotted]\AC{1}  
\\
\BSS{psHomothetie}[linecolor=magenta](-2,-1)\AC{.5}\AC{\BS{pscircle}\AC{1}}
\\
\BSS{psHomothetie}[linecolor=red](-2,-1)\AC{2}\AC{\BS{pscircle}\AC{1}}
\\
\BSS{psHomothetie}[linecolor=green](-2,-1)\AC{3}\AC{\BS{pscircle}\AC{1}} }
\\ 	\hline 
\begin{pspicture}(-2.3,-2.3)(8.3,6.5)
\psgrid[subgriddiv=0](-2,-2)(8,6)
\pscircle[linecolor=blue,linestyle=dotted,linewidth=2pt]{1}
\psline(8,4)(-2,-1)
\psHomothetie[linecolor=magenta](-2,-1){.5}{\pscircle{1}}
\psHomothetie[linecolor=red](-2,-1){2}{\pscircle{1}}
\psHomothetie[linecolor=green](-2,-1){3}{\pscircle{1}}
\psdots[linecolor=red,dotsize=8pt](2,1)
\psline[linewidth=3pt,linecolor=red]{->}(-2,-1)(0,0)	\psdots(4,2)(2,1)(0,0)(-1,-.5)
\end{pspicture}
	\\ 	\hline 
\end{tabular}


\begin{tabular}{|c|} \hline 
\parbox{10cm}{ 
\BS{pscircle}[linestyle=dotted]\AC{1}  
\\
\BSS{psHomothetie}[linecolor=magenta](2,1)\AC{-.5}\AC{\BS{pscircle}\AC{1}}
\\
\BSS{psHomothetie}[linecolor=black](2,1)\AC{-1}\AC{\BS{pscircle}\AC{1}}
\\
\BSS{psHomothetie}[linecolor=red](2,1)\AC{-2}\AC{\BS{pscircle}\AC{1}}
\\
\BSS{psHomothetie}[linecolor=green](2,1)\AC{-3}\AC{\BS{pscircle}\AC{1}} }
\\ 	\hline 
\psset{unit=0.8cm}
\begin{pspicture}(-2.5,-2.5)(12.5,8.7)
\psgrid[subgriddiv=0](-2,-2)(12,8)
%\begin{psgraph}[axesstyle=none,xticksize=-3 12 ,yticksize=-2 15, subticks=0,gridcolor=lightgray](0,0)(-2,-3)(15,12){8cm}{8cm} 
\pscircle[linecolor=blue,linestyle=dotted,linewidth=2pt]{1}
\psline(-2,-1)(12,6)
\psHomothetie[linecolor=magenta](2,1){-.5}{\pscircle{1}}
\psHomothetie[linecolor=black](2,1){-1}{\pscircle{1}}
\psHomothetie[linecolor=red](2,1){-2}{\pscircle{1}}
\psHomothetie[linecolor=green](2,1){-3}{\pscircle{1}}
\psdots[linecolor=red,dotsize=8pt](2,1)
\psline[linewidth=3pt,linecolor=red]{->}(2,1)(0,0)	\psdots(8,4)(6,3)(0,0)(3,1.5)(4,2)
%	\end{psgraph}
	\end{pspicture}
\psset{unit=1cm}
	\\ 	\hline 
\end{tabular} 

\psset{unit=1cm}