Assertion: metric space | /r/HasProperty | given by the function
Facets:
value: for each a
type: OTHER
Source sentences:
text: Formally, a metric space is a pair M = (X,d) where X is a finite set of size N nodes, equipped with the distance metric function d: X × X → R+; for each a,b ∈ X the distance between a and b is given by the function d(a,b).