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MQL5 ReferenceStandard LibraryMathematicsStatisticsSubfunctionsMathBetaLog 

MathBetaLog

Calculates the logarithm of the beta function for the real arguments a and b.

double  MathBetaLog(
   const double  a,      // the first argument of the function
   const double  b       // the second argument of the function
   )

Parameters

a

[in] The a argument of the function. 

b

[in] The b argument of the function. 

Return Value

Logarithm of the function.