cardinality

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English

Definitions

noun

(of a set) The number of elements a given set contains.“The empty set has a cardinality of zero.”
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.
The status of a cardinal.

Related words

Synonyms

power order cardinal number uncountable set numberness cardinal amount potency countable set cantor's theorem cofinality connection membership limit cardinal element union

Associated

bijection countable uncountable aleph continuum ordinal axiom cantor isomorphic bipartite disjoint integers

References