Cardinality vs Multigraph - What's the difference?
cardinality | multigraph |
(set theory) Of a set, the number of elements it contains.
(data modeling) The property of a relationship between a database table and another one, specifying whether it is one-to-one, one-to-many, many-to-one, or many-to-many.
(mathematics, graph theory) A set V (whose elements are called (term) or (term)), taken together with a multiset E, each of whose elements (called an (edge) or (line)) is a cardinality-two multisubset of V.
(mathematics, graph theory, less commonly) A set V (as before), taken together with a multiset E, each of whose elements is a cardinality-two subset of V.
As nouns the difference between cardinality and multigraph
is that cardinality is (set theory) of a set, the number of elements it contains while multigraph is (mathematics|graph theory) a set v (whose elements are called (term) or (term)), taken together with a multiset e, each of whose elements (called an (edge) or (line)) is a cardinality-two multisubset of v.cardinality
English
(wikipedia cardinality)Noun
(cardinalities)- The empty set has a cardinality of zero.