IStatistics.GammaLn

Fore Syntax

GammaLn(Value: Double): Double;

Fore.NET Syntax

GammaLn(Value: double): double;

Parameters

Value. The value for which you calculate GammaLn. : Value must satisfy the following constraint: Value > 0.

Description

The GammaLn method returns the natural logarithm of the Gamma function.

Comments

Value of parameter Value must be greater than zero.

The number e, raised to power GammaLn(i), where i - an integer, returns the same result as (i - 1)!.

Example

The method use is given in the example for IStatistics.GammaFunc.

See also:

IStatistics | Gamma function value