What is the name of this function, $f(x) = \frac{1}{\exp(-kx)+1}$?

Question

What is this function, $f(x) = \frac{1}{\exp(-kx)+1}$, where $k$ is a constant, called?

It is a logistic function – André Nicolas Feb 20 '15 at 18:55 — André Nicolas, Feb 20 '15 at 18:55

score 4 · Answer 1 · answered Feb 20 '15 at 18:57

4

It's a special case of the logistic function.

answered Feb 20 '15 at 18:57

grand_chat

1 Answers1