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reflexive_relation [2013/09/02 18:24] nikolaj |
reflexive_relation [2014/03/21 11:11] (current) |
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===== Reflexive relation ===== | ===== Reflexive relation ===== | ||
- | ==== Definition ==== | + | ==== Set ==== |
- | | @#88DDEE: $ X $ | | + | | @#55CCEE: context | @#55CCEE: $ X $ | |
- | | @#FFBB00: $ R\in\mathrm{ReflexiveRel}(X) $ | | + | | @#FFBB00: definiendum | @#FFBB00: $ R\in\mathrm{ReflexiveRel}(X) $ | |
- | | $ x\in\text{dom}(R) $ | | + | | @#55CCEE: context | @#55CCEE: $ R \in \mathrm{Rel}(X) $ | |
+ | | $ x\inX $ | | ||
- | | @#55EE55: $ xRx $ | | + | | @#55EE55: postulate | @#55EE55: $ xRx $ | |
==== Discussion ==== | ==== Discussion ==== | ||
- | ==== Context ==== | + | ==== Parents ==== |
=== Subset of === | === Subset of === | ||
- | [[Binary relation on a set]] | + | [[Total relation]] |