proposition: Lemma lee_lim f g : cvg (f @ a) -> cvg (g @ a) -> (\near a, f a <= g a) -> lim (f @ a) <= lim (g @ a).
proof: Proof. exact: lee_cvg_to. Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg ssrint ssrnum finmap matrix) mathcomp(rat interval zmodp vector fieldext falgebra) mathcomp(mathcomp_extra boolp classical_sets functions) mathcomp(cardinality set_interval Rstruct) ereal reals signed topology prodnormedzmodule