fact: Definition R_in_mapK {A B} (R : Param40.Rel A B) : forall (a : A) (b : B), map_in_R R a b o R_in_map R a b == idmap := Map4.R_in_mapK _ (Param40.covariant A B R).
imports: Coq(ssreflect) HoTT(HoTT) HoTT_additions Database elpi(elpi)