Virtual Method

NumCosmoHICosmoOmega_c0

Declaration [src]

gdouble
Omega_c0 (
  NcHICosmo* cosmo
)

Description [src]

Dimensionless cold dark matter density today $\Omega_{c0} = \rho_{c0} / \rho_{\mathrm{crit}0}$, see nc_hicosmo_crit_density().

Return value

Type: gdouble

The baryon-photon momentum density ratio $x_b$.