gwpopulation_pipe.data_collection.cosmological_redshift_prior

cosmological_redshift_prior(redshift, cosmology='Planck15_LAL')

Evaluate the redshift prior assuming a cosmological universe.

$$p(z)\propto \frac{4\pi }{1+z}\frac{d{V}_C}{dz}$$

Parameters:

redshift: array_like

The redshift values to evaluate the prior for.

cosmology: str

The name of the cosmology, default is Planck15_LAL