Linked from
The 14 pages that link to Reflexive relation, each with the reason it gives.
Partial orderRelated: Reflexivity requires every element to be related to itself.
Partially ordered setRelated: Reflexivity requires every element to be below itself.
Total orderRelated: Reflexivity is one of the properties required of a total order.
Symmetric relationRelated: Reflexivity concerns self-pairs, while symmetry concerns reversing pairs.
Equivalence classRelated: Reflexivity ensures each element belongs to its own equivalence class.