fact: Axiom binds_cons_uniq_iff : uniq ((y, b) :: E) -> (binds x a ((y, b) :: E) <-> (x = y /\ a = b /\ ~ In x (dom E)) \/ (binds x a E /\ x <> y)).
imports: Coq.FSets.FSets Coq.Lists.List Coq.Logic.Decidable Metalib.CoqFSetDecide Metalib.CoqListFacts Metalib.AssocList Metalib.MetatheoryAtom Metalib.LibTactics