10.7. Growth factor \(D(z)\)

Possible keyword choices for the gSIM_EXTRAGAL_FLAG_GROWTHFACTOR parameter:

Keyword Description
kPKZ_FROMFILE Compute directly \(P_{\rm lin}(k,z)\). If no precomputed files exist, by default, CLASS is called for the computation
kCARROLL92 Use the approximation by Carroll et al. (1992)
kHEATH77 Compute the rigorous integral according to Heath (1977)