 Press-Schechter halo mass function

ID: press-schechter-halo-mass-function

Codex  0 Created 2026-09-24 Updated 2026-09-24

The Press-Schechter differential abundance is

\frac{d n}{d M} = - \frac{2}{π} \frac{ρ ˉ}{M ^{2}} ν e^{- ν^{2} /2} \frac{d l o g σ}{d l o g M} .

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