emel

v0.3.0

emel v0.3.0 Emel.Math.Calculus View Source

Link to this section Summary

Functions

logistic_derivative(x)

The derivative of the logistic function

logistic_function(x)

f(x) = 1 / (1 + e^(-x))

Link to this section Functions

Link to this function logistic_derivative(x) View Source

The derivative of the logistic function.

Examples 

iex> Emel.Math.Calculus.logistic_derivative(0)
0.25

iex> Emel.Math.Calculus.logistic_derivative(6)
0.002466509291359931

iex> Emel.Math.Calculus.logistic_derivative(-6)
0.002466509291360048
Link to this function logistic_function(x) View Source

f(x) = 1 / (1 + e^(-x))

Examples 

iex> Emel.Math.Calculus.logistic_function(0)
0.5

iex> Emel.Math.Calculus.logistic_function(6)
0.9975273768433653

iex> Emel.Math.Calculus.logistic_function(-6)
0.0024726231566347743