r"""Set the initial values for parameters and Wilson coefficients at
        the scale `scale_in`, setting the new physics scale $\Lambda$ to
        `scale_high`.

def set_initial(self, C_in, scale_in, scale_high):
        r"""Set the initial values for parameters and Wilson coefficients at
        the scale `scale_in`, setting the new physics scale $\Lambda$ to
        `scale_high`."""
        self.C_in = C_in
        self.scale_in = scale_in
        self.scale_high = scale_high