% mod_tex: distributed LaTeX-rendering over Apache % Copyright (C) 2007 Peter Danenberg % See doc/COPYING for details. \documentclass[12pt]{article} \usepackage[nonstop]{feynmp} \unitlength=1mm \pagestyle{empty} \begin{document} \begin{fmffile}{feyn-mp} \begin{fmfchar*}(40,25) \begin{fmfgraph*}(40,30) \fmfleft{a,b} \fmflabel{$e^-$}{a} \fmfright{c,d} \fmflabel{$e^-$}{c} \fmf{fermion}{a,e,m,n,b} \fmf{photon,left}{m,n} \fmf{fermion}{c,f,g,h,d} \fmf{photon}{e,i} \fmf{fermion,left}{i,j,i} \fmf{photon}{j,k} \fmf{fermion,left}{k,l,k} \fmf{photon}{l,g} \fmf{photon}{f,h} \end{fmfgraph*} \end{fmfchar*} \end{fmffile} \end{document}