# Differences

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 singleton [2014/11/05 21:43]nikolaj singleton [2014/12/05 01:03]nikolaj Both sides previous revision Previous revision 2014/12/05 01:03 nikolaj 2014/11/05 21:43 nikolaj 2014/03/21 11:11 external edit2013/09/05 22:13 ben 2013/09/05 02:32 nikolaj 2013/05/23 22:44 nikolaj 2013/05/18 12:56 external edit2013/05/16 00:13 nikolaj 2013/05/15 23:51 external edit2013/05/10 01:32 nikolaj 2013/05/10 00:48 nikolaj created 2014/12/05 01:03 nikolaj 2014/11/05 21:43 nikolaj 2014/03/21 11:11 external edit2013/09/05 22:13 ben 2013/09/05 02:32 nikolaj 2013/05/23 22:44 nikolaj 2013/05/18 12:56 external edit2013/05/16 00:13 nikolaj 2013/05/15 23:51 external edit2013/05/10 01:32 nikolaj 2013/05/10 00:48 nikolaj created Line 1: Line 1: ===== Singleton ===== ===== Singleton ===== ==== Set ==== ==== Set ==== - | @#55CCEE: context ​    | @#55CCEE: $X$ | + | @#55CCEE: context ​    | @#55CCEE: $X$ ... set | | @#FF9944: definition ​ | @#FF9944: $\{X\} \equiv \{X,X\}$ | | @#FF9944: definition ​ | @#FF9944: $\{X\} \equiv \{X,X\}$ | Line 8: Line 8: Wikipedia: [[http://​en.wikipedia.org/​wiki/​Singleton_%28mathematics%29|Singleton]] Wikipedia: [[http://​en.wikipedia.org/​wiki/​Singleton_%28mathematics%29|Singleton]] ==== Parents ==== ==== Parents ==== - === Context === + === Context* === + [[Sets]] + === Requirements ​=== [[Unordered pair]] [[Unordered pair]]