double complex function A0Hggggmmpp(j1,j2,j3,j4,za,zb) implicit none include 'constants.f' include 'zprods_decl.f' integer j1,j2,j3,j4 double complex A0phiggggmmpp A0Hggggmmpp=A0phiggggmmpp(j1,j2,j3,j4,za,zb) . +A0phiggggmmpp(j3,j4,j1,j2,zb,za) return end