C++ (Cpp) GammaZ示例

示例#1

double EW_ABC::sigma0_had(const bool bAlternative) const
{
    if (!bAlternative)
        return ( 12.0 * M_PI / NPE.getMz() / NPE.getMz()
            * Gamma_l(NPE.ELECTRON) * Gamma_had()
            / GammaZ(false) / GammaZ(false));
    else {
        double delta_als = (NPE.Als(NPE.getMz(), FULLNNLO) - 0.119) / M_PI;
        double delta_alpha = (NPE.alphaMz() - 1.0 / 128.90) / NPE.getAle();
        double sigma_h0 = 41.420 * (1.0 - 0.41 * delta_als + 0.03 * delta_alpha);
        return ( sigma_h0 * (1.0 - 0.03 * eps1() + 0.04 * eps3() - 0.20 * epsb()));
    }
}

示例#2

文件： EW_CHMN.cpp 项目： silvest/HEPfit

double EW_CHMN::sigma0_had() const
{
    return ( 12.0 * M_PI / SM.getMz() / SM.getMz()
            * GammaZ_l(StandardModel::ELECTRON) * GammaZ_had() / GammaZ() / GammaZ());
}