Special function index

Activation functions

Logit, inverse function of the sigmoid function

Sigmoid function

Sigmoid derivative function

Softsign function

Softsign derivative function

Softmaxfunction

Airy functions

Airy function

Derivative Airy function

Error functions

Error function erf(x)

Complementary error function erfc(x)

Inverse error function erfi(x)

Inverse complementary error function erfc(x)

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

Spherical-Bessel-J functions of the first kind jv(x)

Spherical-Bessel-Y functions of the second kind yv(x)

Hankel function

Struve functions

Struve function

Struve function, table

Modified Struve function

Modified Struve function, table

Fibonacci functions

Fibonacci function

Fibonacci function table

Zeta functions

Riemann Zeta function

Beta functions

Beta function

Incomplete Beta function

Inverse incomplete Beta function

Gamma functions

Gamma function

Inverse Gamma function

Log Gamma function

Digamma function

Trigamma function

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