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Package mathx

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The latest major version is .

Published: Jul 27, 2020 | License: MIT | Module:


Package mathx provides auxiliary elemental functions, ubiquitously useful but not found in package math.


func LogGamma

func LogGamma(x float64) float64

LogGamma is used in the log-density of the Gamma and Beta distributions.

func LogSumExp

func LogSumExp(x, y float64) float64

LogSumExp computes log(exp(x) + exp(y)) robustly.

func Sigm

func Sigm(x float64) float64

Sigmoid computes the sigmoid function 1/(1 + exp(-x)).

Documentation was rendered with GOOS=linux and GOARCH=amd64.

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