static double Zphwtnlo(double svar, double xk, int IDHEP3, int IREP, double qp[4], double qm[4], double ph[4], double pp[4], double pm[4], double COSTHG, double BETA, double th1, int IDE, int IDF)
static double PHBORNM(double svar, double costhe, double T3e, double qe, double T3f, double qf, int Ncf)