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The next to leading order Lagrangian in raw form:
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First, UNMSplit is used to expand NM products of U matrices into meson fields:
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...............
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'raw' quantites are given arguments:
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Redundant terms are discarded:
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![ll = (WriteString["stdout", "."] ; DiscardTerms[#, Retain -> {Particle[PhiMeson, RenormalizationState[0]] -> 1, Particle[Scalar[2], RenormalizationState[0]] -> 1}, CommutatorReduce -> True, Method -> Expand]) & /@ lla ;](../HTMLFiles/index_115.gif)
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Calculation of the Feynman rule with:
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Converted by Mathematica (July 10, 2003)