the cosmo module

pNbody.cosmo.A_z(z)

a(z)

pNbody.cosmo.Adot_a(a, pars={'Hubble': 0.100000001545942, 'HubbleParam': 0.73, 'Omega0': 0.24, 'OmegaLambda': 0.76})

da/dt

pNbody.cosmo.Age_a(a, pars={'Hubble': 0.100000001545942, 'HubbleParam': 0.73, 'Omega0': 0.24, 'OmegaLambda': 0.76})

cosmic age as a function of a Return a physical value (free of h) in Gyrs

pNbody.cosmo.CosmicTime_a(a, pars={'Hubble': 0.100000001545942, 'HubbleParam': 0.73, 'Omega0': 0.24, 'OmegaLambda': 0.76})

cosmic time as a function of a in internal units, ie, (1/h)

pNbody.cosmo.Hubble_a(a, pars={'Hubble': 0.100000001545942, 'HubbleParam': 0.73, 'Omega0': 0.24, 'OmegaLambda': 0.76})

H(a)

pNbody.cosmo.Rho_c(localsystem_of_units)

Critical density

pNbody.cosmo.Z_a(a)

z(a)

pNbody.cosmo.a_CosmicTime(t, pars={'Hubble': 0.100000001545942, 'HubbleParam': 0.73, 'Omega0': 0.24, 'OmegaLambda': 0.76}, a0=0.5)

return a for a given cosmic time

pNbody.cosmo.dt_da(da, a, pars={'Hubble': 0.100000001545942, 'HubbleParam': 0.73, 'Omega0': 0.24, 'OmegaLambda': 0.76})

dt from da in units of 1/Hubble

pNbody.cosmo.setdefault()

set default cosmological parameters