Special function index

RedCrab online calculator and formulas index of special functions

Activation functions

Logit, inverse function of the sigmoid function

Sigmoid function

Sigmoid derivative function

Softsign function

Softsign derivative function

Airy functions

Airy function

Derivative Airy function

Bessel functions

Bessel-I, modified Bessel function Iv(z) of the first kind

Bessel-Ie, exponentially scaled modified Bessel function Iv(z) of the first kind

Bessel-J, Bessel function Jv(z) of the first kind

Bessel-Je, exponentially scaled modified Bessel function Jv(z) of the first kind

Bessel-K, modified Bessel function Kn(x) of the second kind

Bessel-Ke, exponentially scaled modified Bessel function Kn(z) of the second kind

Bessel-Y, Bessel function Yv(z) of the second kind

Bessel-Ye, exponentially scaled modified Bessel function Yv(x) of the second kind

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