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Relations and Functions: Understand types and DifferenceIf a relation is reflexive, symmetric and transitive, then the relation is called an equivalence relation.
Universal relation is the relation R in X given by R = X × X. Reflexive relation R in X is a relation with (a, a) ∈ R ∀ a ∈ X. Symmetric relation R in X is a relation satisfying (a ...
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