darkhistory.physics.dtdz¶
-
darkhistory.physics.
dtdz
(rs, H0=2.1748869673182562e-18, omega_m=0.3175, omega_rad=8e-05, omega_lambda=0.6825)¶ dt/dz in s.
Parameters: - rs : float
The redshift of interest.
- H0 : float
The Hubble parameter today, default value H0.
- omega_m : float, optional
Omega matter today, default value omega_m.
- omega_rad : float, optional
Omega radiation today, default value omega_rad.
- omega_lambda : float, optional
Omega dark energy today, default value omega_lambda.
Returns: - float