DistanceIsMetric Method (FuncDouble, Double, Double)

Checks whether a function is a real metric distance, i.e. respects the triangle inequality. Please note that a function can still pass this test and not respect the triangle inequality.

public static bool IsMetric(
	Func<double[], double[], double> value
)

Public Shared Function IsMetric ( 
	value As Func(Of Double(), Double(), Double)
) As Boolean