Virtual Method

NumCosmoHICosmoOmega_b0

Declaration [src] 

gdouble
Omega_b0 (
  NcHICosmo* cosmo
)

Description [src]

Dimensionless baryon density today $\Omega_{b0} = \rho_{b0} / \rho_{\mathrm{crit}0}$, see nc_hicosmo_crit_density().

Return value

Type: gdouble

The baryon-photon momentum density ratio $x_b$.