===== Reflexive relation =====
==== Set ====
| @#55CCEE: context     | @#55CCEE: $ X $ |

| @#FFBB00: definiendum | @#FFBB00: $ R\in\mathrm{ReflexiveRel}(X) $ |

| @#55CCEE: context     | @#55CCEE: $ R \in \mathrm{Rel}(X) $ |
| $ x\inX $ |

| @#55EE55: postulate   | @#55EE55: $ xRx $ |

==== Discussion ====
==== Parents ====
=== Subset of ===
[[Total relation]]