hmf.cosmology.growth_factor.GrowthFactor.growth_rate_fn

GrowthFactor.growth_rate_fn(zmin=0)[source]

Growth rate, dln(d)/dln(a) from Hamilton 2000 eq. 4, as callable.

Parameters

zmin (float, optional) – The minimum redshift of the function. Default 0.0

Returns

The normalised growth rate as a function of redshift.

Return type

callable