\documentclass{ppex}
\nonstopmode

\pagestyle{empty}
\setlength\textwidth{111.0pt}
\begin{document}
\ResetPreambleCommands
\ReadyForTheFray

\expandafter\ifx\csname graph\endcsname\relax \csname newbox\endcsname\graph\fi
\expandafter\ifx\csname graphtemp\endcsname\relax \csname newdimen\endcsname\graphtemp\fi
\setbox\graph=\vtop{\vskip 0pt\hbox{%
    \special{pn 11}%
    \special{pa 742 571}%
    \special{pa 517 571}%
    \special{fp}%
    \special{ar 392 571 125 125 0 6.28319}%
    \graphtemp=.5ex\advance\graphtemp by 0.571in
    \rlap{\kern 0.454in\lower\graphtemp\hbox to 0pt{\hss $-$\hss}}%
    \graphtemp=.5ex\advance\graphtemp by 0.571in
    \rlap{\kern 0.329in\lower\graphtemp\hbox to 0pt{\hss $+$\hss}}%
    \special{pa 267 571}%
    \special{pa 42 571}%
    \special{fp}%
    \graphtemp=\baselineskip\multiply\graphtemp by 1\divide\graphtemp by 2
    \advance\graphtemp by .5ex\advance\graphtemp by 0.696in
    \rlap{\kern 0.392in\lower\graphtemp\hbox to 0pt{\hss \hbox{$\:$}$V$\hbox{$\:$}\hss}}%
    \special{pa 42 571}%
    \special{pa 42 488}%
    \special{pa 0 467}%
    \special{pa 83 425}%
    \special{pa 0 384}%
    \special{pa 83 342}%
    \special{pa 0 300}%
    \special{pa 83 259}%
    \special{pa 0 217}%
    \special{pa 83 175}%
    \special{pa 42 154}%
    \special{pa 42 71}%
    \special{fp}%
    \graphtemp=.5ex\advance\graphtemp by 0.321in
    \rlap{\kern 0.000in\lower\graphtemp\hbox to 0pt{\hss \hbox{$\:$}$R$\hbox{$\:$}}}%
    \special{pa 42 71}%
    \special{pa 250 71}%
    \special{fp}%
    \special{ar 295 50 50 50 2.705260 7.155850}%
    \special{ar 360 50 50 50 2.268928 7.155850}%
    \special{ar 424 50 50 50 2.268928 7.155850}%
    \special{ar 488 50 50 50 2.268928 6.719518}%
    \special{pa 533 71}%
    \special{pa 742 71}%
    \special{fp}%
    \graphtemp=\baselineskip\multiply\graphtemp by -1\divide\graphtemp by 2
    \advance\graphtemp by .5ex\advance\graphtemp by 0.000in
    \rlap{\kern 0.392in\lower\graphtemp\hbox to 0pt{\hss \hbox{$\:$}$L$\hbox{$\:$}\hss}}%
    \special{pa 742 71}%
    \special{pa 742 296}%
    \special{fp}%
    \special{pa 658 296}%
    \special{pa 825 296}%
    \special{fp}%
    \special{pa 658 346}%
    \special{pa 825 346}%
    \special{fp}%
    \special{pa 742 346}%
    \special{pa 742 571}%
    \special{fp}%
    \graphtemp=.5ex\advance\graphtemp by 0.321in
    \rlap{\kern 0.825in\lower\graphtemp\hbox to 0pt{\hbox{$\:$}$C$\hbox{$\:$}\hss}}%
    \hbox{\vrule depth0.696in width0pt height 0pt}%
    \kern 0.825in
  }%
}%
\usebox{\graph}
\end{document}
