proposition: Lemma ltn_enorm : forall a b, b != 0 -> a %<| b -> enorm a < enorm b.
proof: Proof. exact: Dvd.ltn_norm norm_mul edivP. Qed.
imports: HB(structures) Coq(ssreflect ssrfun ssrbool Arith.Wf_nat) mathcomp(eqtype ssrnat div seq path) mathcomp(ssralg fintype perm tuple choice generic_quotient) mathcomp(matrix bigop zmodp mxalgebra poly) stronglydiscrete