Definition:Coreflexive Relation/Definition 2

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Let $\mathcal R \subseteq S \times S$ be a relation in $S$.

$\mathcal R$ is coreflexive if and only if:

$\mathcal R \subseteq \Delta_S$

where $\Delta_S$ is the diagonal relation.

Linguistic Note

Coreflexive is pronounced co-reflexive, not core-flexive.

Also see

  • Results about reflexivity of relations can be found here.