Rel, bicategory of relations, allegory
left and right euclidean;
extensional, well-founded relations.
A (binary) relation on a set is reflexive if every element of is related to itself:
In the language of the -poset Rel of sets and relations, a relation is reflexive if it contains the identity relation on :
reflexive relation, irreflexive relation
Last revised on August 5, 2018 at 05:14:58. See the history of this page for a list of all contributions to it.