Club Set

In mathematics, particularly in mathematical logic and set theory, a club set is a subset of a limit ordinal which is closed under the order topology, and is unbounded (see below) relative to the limit ordinal. The name club is a contraction of "closed and unbounded".

Read more about Club Set:  Formal Definition, The Closed Unbounded Filter

Famous quotes containing the words club and/or set:

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    Elizabeth Bishop (1911–1979)