# Activation function

 Calculator name Summary Sigmoid functionSigmoid function Calculates the sigmoid function sa(x). Derivative Sigmoid functionDerivative Sigmoid function Calculates the derivative sigmoid function s'a(x). Second Derivative Sigmoid functionSecond Derivative Sigmoid function Calculates the second derivative sigmoid function s''a(x). Sigmoid function (chart)Sigmoid function (chart) Calculates a table of the sigmoid functions (sa(x), s'a(x) and s''a(x)) and draws the chart. Softsign functionSoftsign function Calculates the softsign function φ(x). Derivative Softsign functionDerivative Softsign function Calculates the derivative softsign function. Softsign function (chart)Softsign function (chart) Calculates a table of the softsign functions and draws the chart. Softplus functionSoftplus function Calculates the softplus function φ(x). Derivative Softplus functionDerivative Softplus function Calculates the derivative softplus function. Softplus function (chart)Softplus function (chart) Calculates a table of the softplus functions and draws the chart. Softmax functionSoftmax function Calculates the softmax function. ReLUReLU Calculates ReLU(Rectified Linear Unit). ReLU (chart)ReLU (chart) Calculates a table of ReLU (Rectified Linear Unit) and draws the chart. Leaky ReLULeaky ReLU Calculates Leaky ReLU(Leaky Rectified Linear Unit). Leaky ReLU (chart)Leaky ReLU (chart) Calculates a table of Leaky ReLU (Leaky Rectified Linear Unit) and draws the chart. tanh(x) functiontanh(x) function Calculates the tanh(x) (Tangent Hyperbolic Function). Derivative tanh(x) functionDerivative tanh(x) function Calculates the derivative tanh(x) (Tangent Hyperbolic Function). Second Derivative tanh(x) functionSecond Derivative tanh(x) function Calculates the second derivative tanh(x) (Tangent Hyperbolic Function). tanh(x) function (chart)tanh(x) function (chart) Calculates a table of the tanh(x) functions (tanh(x), tanh'(x), tanh''(x)) and draws the chart.