Structure Formation

Below is a flowchart indicating the ingredients of Galacticus structure formation model. (Galacticus is highly modular - many different ingredients can be included and excluded - this is intended just as a typical example.)

        flowchart LR
    Cosmology[<a href='https://galacticus.readthedocs.io/en/latest/physics/cosmologyParameters.html' style='text-decoration: none'>Cosmology</a>]
    Power[<a href='https://galacticus.readthedocs.io/en/latest/physics/powerSpectrumPrimordial.html' style='text-decoration: none'>Power spectrum</a>]
    Transfer[<a href='https://galacticus.readthedocs.io/en/latest/physics/transferFunction.html' style='text-decoration: none'>Transfer function</a>]
    Window[<a href='https://galacticus.readthedocs.io/en/latest/physics/powerSpectrumWindowFunction.html' style='text-decoration: none'>Window function</a>]
    Linear[<a href='https://galacticus.readthedocs.io/en/latest/physics/linearGrowth.html' style='text-decoration: none'>Linear growth</a>]
    Variance["<a href='https://galacticus.readthedocs.io/en/latest/physics/cosmologicalMassVariance.html' style='text-decoration: none'>σ(M)</a>"]
    Critical["<a href='https://galacticus.readthedocs.io/en/latest/physics/criticalOverdensity.html' style='text-decoration: none'>δ<sub>c</sub>(t)</a>"]
    Environment["<a href='https://galacticus.readthedocs.io/en/latest/physics/haloEnvironment.html' style='text-decoration: none'>Environment</a>"]
    HMF[<a href='https://galacticus.readthedocs.io/en/latest/physics/haloMassFunction.html' style='text-decoration: none'>Halo mass function</a>]
    Cosmology --> Linear
    Cosmology --> Transfer
    Power --> Transfer
    Environment --> Variance
    Transfer --> Variance
    Window --> Variance
    Linear --> Critical
    Critical --> HMF
    Cosmology --> HMF
    Variance --> HMF