Virtual Method

NumCosmoHICosmoPress_mnu0

Declaration [src]

gdouble
Press_mnu0 (
  NcHICosmo* cosmo
)

Description [src]

Dimensionless massive neutrinos pressure today $P_{m\nu0} = p_{m\nu0} / \rho_{\mathrm{crit}0}$, see nc_hicosmo_crit_density().

Return value

Type: gdouble

The baryon-photon momentum density ratio $x_b$.