%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 8-4-12 on page 561.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  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.
%% 

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{207.83385pt}

\StartShownPreambleCommands
\usepackage{axodraw,hepnicenames}
\StopShownPreambleCommands
\begin{document}
Neutrino scattering diagrams
\begin{picture}(240,100)(0,0)
 \ArrowLine(40,100)(70,75)  \ArrowLine(40,0)(70,25)
 \Photon(70,75)(70, 25)3 4  \Text(105,50)[r]{\PWpm}  \Text(95,85)[r]{\Pe}
 \Text(110,15)[r]{\Pnue}    \Text(40,15)[l]{\Pe}     \Text(40,85)[l]{\Pnue}
 \ArrowLine(70,75)(100,100) \ArrowLine(70,25)(100,0)
 %
 \ArrowLine(170,100)(200,75) \ArrowLine(170,0)(200,25)
 \Photon(200,75)(200, 25)3 4 \Text(225,50)[r]{\PZzero}
 \Text(265,85)[r]{\Pnue, \Pnum, \Pnut}  \Text(265,15)[r]{\Pproton, \Pneutron, \Pe}
 \Text(140,15)[l]{\Pproton, \Pneutron, \Pe}  \Text(140,85)[l]{\Pnue, \Pnum, \Pnut}
 \ArrowLine(200,75)(230,100) \ArrowLine(200,25)(230,0)
\end{picture}
\end{document}