Method

NumCosmoHICosmodH_dz

Declaration [src] 

gdouble
nc_hicosmo_dH_dz (
  NcHICosmo* cosmo,
  const gdouble z
)

Description [src]

Computes the first derivative of the Hubble function with respect to redshift.

Parameters

z

Type: const gdouble

Redshift $z$.

Return value

Type: gdouble

$\frac{dH(z)}{dz}$ in units of $\mathrm{m}\,\mathrm{s}^{-1}\,\mathrm{kpc}^{-1}$.