Classical microcanonical entropy

Set

context $ \Gamma(E) $ … classical phase volume
definiendum $S(E):=k_B\ \mathrm{ln}(\Gamma(E)) $

Discussion

This mirrors $\rho \sim {\mathrm e}^{-H/T}$ or $H \sim -T \ln(\rho)$.

Context

Classical microcanonical phase volume