proposition: Lemma __deprecated__le0r_cvg_map (R : realFieldType) (T : topologicalType) (F : set_system T) (FF : ProperFilter F) (f : T -> R) : (\forall x \near F, 0 <= f x) -> cvg (f @ F) -> 0 <= lim (f @ F).
proof: Proof. by move=> ? ?; rewrite limr_ge. Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg ssrnum matrix interval) mathcomp(mathcomp_extra boolp classical_sets functions) reals signed topology prodnormedzmodule normedtype landau forms