LOGBETA Function

Returns the logarithm of the beta function

Category: Mathematical

Syntax

LOGBETA ( a , b )

Arguments

a

• is the first shape parameter, where a >0.

b

• is the second shape parameter, where b >0.

Details

The LOGBETA function is mathematically given by the equation

where “ (.) is the gamma function.

If the expression cannot be computed, LOGBETA returns a missing value.

Examples

SAS Statements	Results
LOGBETA(5,3);	-4.653960350

See Also

Function:

• 'BETA Function' on page 329