% Generated with LaTeXDraw 2.0.8
% Thu Jan 27 22:45:43 EST 2011
% \usepackage[usenames,dvipsnames]{pstricks}
% \usepackage{epsfig}
% \usepackage{pst-grad} % For gradients
% \usepackage{pst-plot} % For axes
\scalebox{1.6} % Change this value to rescale the drawing.
{
\begin{pspicture}(0,-0.73)(2.5165625,0.73)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{<-}(0.6,0.63)(0.1,0.03)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{<-}(0.08,0.01)(1.1,0.01)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{<-}(1.1,0.01)(0.6,0.61)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{<-}(1.1,-0.01)(0.6,-0.61)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{<-}(0.6,-0.65)(0.1,-0.01)
\psdots[dotsize=0.12](0.58,0.63)
\psdots[dotsize=0.12](0.6,-0.65)
\psdots[dotsize=0.12](0.06,0.01)
\psdots[dotsize=0.12,fillstyle=solid,dotstyle=o](1.1,0.01)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{->}(1.46,0.03)(2.42,0.03)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{->}(2.42,0.03)(1.92,0.67)
\psline[linewidth=0.04cm,arrowsize=0.05291667cm 2.0,arrowlength=1.4,arrowinset=0.4]{->}(1.92,0.67)(1.44,0.03)
\psdots[dotsize=0.12,fillstyle=solid,dotstyle=o](1.44,0.01)
\psdots[dotsize=0.12,fillstyle=solid,dotstyle=o](2.4,0.01)
\psdots[dotsize=0.12](1.9,0.65)
\usefont{OT1}{ptm}{m}{n}
\rput(1.1204687,-0.125){\scriptsize o}
\usefont{OT1}{ptm}{m}{n}
\rput(1.4404688,-0.125){\scriptsize o}
\usefont{OT1}{ptm}{m}{n}
\rput(2.4064062,-0.125){\scriptsize x}
\usefont{OT1}{ptm}{m}{n}
\rput(0.20125,0.415){\scriptsize 2}
\usefont{OT1}{ptm}{m}{n}
\rput(0.56125,0.155){\scriptsize 2}
\usefont{OT1}{ptm}{m}{n}
\rput(0.20125,-0.405){\scriptsize 2}
\usefont{OT1}{ptm}{m}{n}
\rput(1.54125,0.395){\scriptsize 2}
\usefont{OT1}{ptm}{m}{n}
\rput(2.32125,0.395){\scriptsize 2}
\usefont{OT1}{ptm}{m}{n}
\rput(1.27375,-0.0050){\scriptsize +}
\end{pspicture}
}
