∀ {α : Type u_1} {F : Type u_4} {E' : Type u_6} [inst : Norm F] [inst_1 : SeminormedAddCommGroup E'] {c : ℝ} {g : α → F}
  {f' : α → E'} {l : Filter α}, Asymptotics.IsBigOWith c l (fun x => ‖f' x‖) g = Asymptotics.IsBigOWith c l f' g