•Generation of coupling files

$ExpansionQuantities = Union[$ExpansionQuantities, {QuarkCondensate[___]}] ;

mfacoll = MomentaCollect[melsimplified // FCToFA, PerturbationOrder -> 2]

(64 i (!, _ 0^( ))^2 (2 L _ 6^( ) δ _ (0 I _ 3) δ _ (I _ 1 I _ 2) + 2 L _ 7^( ) δ _ (0 I _ 1) δ _ (I _ 2 I _ 3) + L _ 8^( ) (δ _ (0 I _ 3) δ _ (I _ 1 I _ 2) + δ _ (0 I _ 1) δ _ (I _ 2 I _ 3))))/f _ π^(ó  )

gencoup = GenericCoupling[mfacoll] ; gencoup

{(!, _ 0^( ))^2}

classcoup = ClassesCoupling[mfacoll] // Together ; classcoup // StandardForm

{{(64 i (2 CouplingConstant[ChPT2[4], 6, RenormalizationState[0]] SUNDelta[0, I3] SUNDelta[I1, I2] + CouplingConstant[ChPT2[4], 8, RenormalizationState[0]] SUNDelta[0, I3] SUNDelta[I1, I2] + 2 CouplingConstant[ChPT2[4], 7, RenormalizationState[0]] SUNDelta[0, I1] SUNDelta[I2, I3] + CouplingConstant[ChPT2[4], 8, RenormalizationState[0]] SUNDelta[0, I1] SUNDelta[I2, I3]))/DecayConstant[PseudoScalar[2], RenormalizationState[0]]}}

$VeryVerbose = 2 ;

CheckF[gencoup, XName[VertexFields -> {PseudoScalar[0][0], Pion[0], Scalar[2][0]}, PerturbationOrder -> 4, PhiModel -> ChPT2, XFileName -> Automatic] <> ".Gen"] ;

Using file name D:\\Program Files\\Wolfram Research\\Mathematica\\4.1\\AddOns\\Applications\\HighEnergyPhysics\\Phi\\CouplingVectors\\ChPT2P00P20S20o4.Gen

File exists, loading

CheckF[classcoup, XName[VertexFields -> {PseudoScalar[0][0], Pion[0], Scalar[2][0]}, PerturbationOrder -> 4, PhiModel -> ChPT2, XFileName -> Automatic] <> ".Mod"] ;

Using file name D:\\Program Files\\Wolfram Research\\Mathematica\\4.1\\AddOns\\Applications\\HighEnergyPhysics\\Phi\\CouplingVectors\\ChPT2P00P20S20o4.Mod

File exists, loading

$VeryVerbose = 0 ;

Converted by Mathematica  (July 10, 2003)