proposition: Lemma fine_cvg a : f @ F --> a%:E -> fine \o f @ F --> a.
proof: Proof. exact: fine_fcvg. 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