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Probabilities.LogisticPDF Function

Logistic probability densify function (PDF).

Pascal
function LogisticPDF(x: double; m: double; b: double): double; overload;
Parameters 
Description 
Function domain, real value. 
Distribution location parameter. 
Distribution scale parameter, real positive value. 

the logistic probability density function(PDF) for value x using the parameters m and b.

The logistic probability density function is defined by the following equation: 

 

m and b must both be positive, otherwise the result is NAN.

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