Method
NumCosmoHICosmoYp_1H
Declaration [src]
gdouble
nc_hicosmo_Yp_1H (
NcHICosmo* cosmo
)
Description [src]
The primordial hydrogen mass fraction $$Y_{\text{1H}p} = 1 - Y_p,$$ where $Y_p$ is the helium mass fraction, see nc_hicosmo_Yp_4He().