End Domin_comp.
(** * Equivalence and limits *)

Lemma filterlim_equiv :
forall {T} {F : (T -> Prop) -> Prop} {FF : Filter F} (f g : T -> R) (l : Rbar),
is_equiv F f g ->
filterlim f F (Rbar_locally l) ->
filterlim g F (Rbar_locally l).