critical_density

astropy.cosmology.critical_density(*args, **kwargs)

Deprecated since version 0.4: The critical_density function is deprecated and may be removed in a future version. Use <Cosmology object>.critical_density instead.

Critical density in grams per cubic cm at redshift z.

Parameters:

z : array_like

Input redshifts.

Returns:

critdens : Quantity

Critical density at each input redshift.