35 lines
1.3 KiB
TeX
35 lines
1.3 KiB
TeX
\documentclass{article}
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\usepackage[paperheight=80mm,paperwidth=95mm, margin=5mm]{geometry}
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\usepackage{feynmp-auto}
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\addtolength{\oddsidemargin}{-10mm}
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\addtolength{\evensidemargin}{-10mm}
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% commas in feynmp sometimes lead to strange errors, use \comma instead
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\DeclareMathSymbol{\comma}{\mathpunct}{letters}{"3B}
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\begin{document}\LARGE
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\centering
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\begin{fmffile}{O1_b_diagram} \centering
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\begin{fmfgraph*}(300,180)
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\fmfstraight
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\fmfleft{l0,l1,l2,l3,l4,l5,l6,l7,l8}
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\fmfright{r0,r1,r2,r3,r4,r5,r6,r7,r8}
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\fmf{phantom}{l1,a1,a2,a3,r1}
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\fmf{phantom}{l2,w1,r2}
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\fmf{phantom}{l6,v1,r6}
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\fmf{phantom}{l7,b1,b2,b3,r7}
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\fmffreeze
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\fmf{fermion,label=$u$,label.side=left}{l8,v1}
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\fmf{fermion,label=$s$,label.side=left}{v1,r8}
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\fmf{photon,label=$W$,tension=1.0,label.side=right}{v1,w1}
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\fmf{fermion,label=$d$,label.side=right}{l0,w1}
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\fmf{fermion,label=$u$,label.side=right}{w1,r0}
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\fmf{gluon,label=$g$,label.side=left}{a1,b1}
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\end{fmfgraph*}
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\end{fmffile}
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\pagestyle{empty}
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\end{document} |