Don't forget the Gompertz function[1], used to model population growth: $$ g(x) = a e^{-b e^{-cx} } $$ [1]: https://en.wikipedia.org/wiki/Gompertz_function ht

Don't forget the Gompertz function[1], used to model population growth: $$ g(x) = a e^{-b e^{-cx} } $$ [1]: https://en.wikipedia.org/wiki/Gompertz_function https://en.wikipedia.org/wiki/Gompertz_function