def METHOD_NAME(par, Nc, gV_SM, d_gV, gA_SM, d_gA):
    GF, mZ = par['GF'], par['m_Z']
    return (
        sqrt(2) * GF * mZ**3 / (3 * pi) * Nc * (
            2*(gV_SM*d_gV).real + 2*(gA_SM*d_gA).real
            + abs(d_gV)**2 + abs(d_gA)**2
        )
    )