fact: Axiom disjoint_map_r : forall A B C (E : list (atom*A)) (F : list (atom*B)) (f:A->C), disjoint F (map f E) <-> disjoint E F.
imports: Coq.FSets.FSets Coq.Lists.List Coq.Logic.Decidable Metalib.CoqFSetDecide Metalib.CoqListFacts Metalib.AssocList Metalib.MetatheoryAtom Metalib.LibTactics