fact: Definition close_op_proper d (o0 o1: op_type A d) (P': op_closed o0) (Q: op_closed o1): o0 = o1 → close_op o0 P' = close_op o1 Q.
imports: Coq.Classes.RelationClasses MathClasses.interfaces.universal_algebra MathClasses.theory.ua_homomorphisms MathClasses.interfaces.canonical_names MathClasses.theory.categories MathClasses.interfaces.abstract_algebra