probability_log Function

public pure elemental function probability_log(value) result(rst)

Computes a log density or probability with explicit zero handling.

Arguments

Type	Intent	Optional	Attributes		Name
real(kind=real64),	intent(in)			::	value	Nonnegative density or probability.

Return Value real(kind=real64)

Natural logarithm; zero gives -infinity, negative or NaN gives NaN.