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Probabilities.RayleighPDF Function
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Rayleigh probability density function (PDF).

Pascal
function RayleighPDF(x: double; b: double): double; overload;
File
Parameters
Parameters 
Description 
x 
Function domain, positive real value or zero. 
b 
Distribution parameter, positive real value. 
Returns

the Rayleigh probability density function (PDF) for value x using the parameter b. Parameter b must be positive and value x must be >= 0, otherwise the result is NAN.

Description

The Rayleigh probabilty density function is defined by the following equation: 

 

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