McMorris, F.R.; Mulder, Mulder, H.M.; Ortega, Ortega, O. - Faculteit der Economische Wetenschappen, Erasmus … - 2010
A mean of a sequence π = (x1, x2, . . . , xk) of elements of a finite metric space (X, d) is an element x for which is minimum. The function Mean whose domain is the set of all finite sequences on X and is defined by Mean(π) = { x | x is a mean of π } is called the mean function on X. In this...
