Difference between revisions of "Empty set"
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(New page: The '''empty set''' is the unique set that contains no element and is a subset of every other set. Its existence is postulated by the Axiom of empty set in the axioms of [[Zermelo–F...) |
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Revision as of 17:36, March 29, 2007
The empty set is the unique set that contains no element and is a subset of every other set. Its existence is postulated by the Axiom of empty set in the axioms of Zermelo–Fraenkel set theory.