Method

NumCosmoHICosmod2E2_dz2

Declaration [src] 

gdouble
nc_hicosmo_d2E2_dz2 (
  NcHICosmo* cosmo,
  const gdouble z
)

Description [src]

Computes the second derivative of the normalized Hubble function squared with respect to redshift.

Parameters

z

Type: const gdouble

Redshift $z$.

Return value

Type: gdouble

$\frac{d^2E^2(z)}{dz^2}$.