Singleton set: Difference between revisions

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In set theory, a singleton is a set with exactly one element:

\{a\}.\,

We have

x\in \{a\}\Leftrightarrow x=a.\,

Revision as of 11:58, 7 February 2009 (view source) imported>Bruce M. Tindall mNo edit summary ← Older edit		Latest revision as of 16:01, 18 October 2024 (view source) Suggestion Bot (talk \| contribs) mNo edit summary
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