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ordered_pair [2013/09/06 21:49] nikolaj |
ordered_pair [2014/03/21 11:11] 127.0.0.1 external edit |
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===== Ordered pair ===== | ===== Ordered pair ===== | ||
- | ==== Definition ==== | + | ==== Set ==== |
- | | @#88DDEE: $ X,Y $ | | + | | @#55CCEE: context | @#55CCEE: $ X,Y $ | |
- | | @#FFBB00: $ \langle X,Y \rangle \equiv \{\{X\},\{X,Y\}\} $ | | + | | @#FFBB00: definiendum | @#FFBB00: $ \langle X,Y \rangle \equiv \{\{X\},\{X,Y\}\} $ | |
==== Discussion ==== | ==== Discussion ==== | ||
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Wikipedia: [[http://en.wikipedia.org/wiki/Ordered_pair|Ordered pair]] | Wikipedia: [[http://en.wikipedia.org/wiki/Ordered_pair|Ordered pair]] | ||
==== Parents ==== | ==== Parents ==== | ||
- | === Requirements === | + | === Context === |
[[Unordered pair]] | [[Unordered pair]] | ||