proposition: Lemma dvgP (T : nbhsType) (F : set_system T) : ~ cvg F -> lim F = point.
proof: Proof. exact: dvg_inP. Qed.
imports: HB(structures) mathcomp(all_ssreflect all_algebra finmap generic_quotient) mathcomp(boolp classical_sets functions) mathcomp(cardinality mathcomp_extra fsbigop) reals signed