
integrator GeneralizedAlpha $alphaM $alphaF <$gamma $beta>
    args = [
        Num("alphaM"  about=r"$\alpha_M$ factor"),
        Num("alphaF"  about=r"$\alpha_F$ factor"),
        Num("gamma"   about=r"$\gamma$ factor"),
        Num("beta"    about=r"$\beta$ factor")
    ]


