proposition: Lemma fcvg_is_fine a : F --> a%:E -> \near F, F \is a fin_num.
proof: Proof. by apply; apply/nbhs_EFin; near=> x. Unshelve. all: by end_near. 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