proposition: Lemma conv1 a b : a <| 1%:i01 |> b = b.
proof: Proof. rewrite convC/= [X in _ <| X |> _](_ : _ = 0%:i01) ?conv0//. by apply/val_inj => /=; rewrite subrr. Qed.
imports: mathcomp(all_ssreflect ssralg ssrint ssrnum finmap) mathcomp(matrix interval zmodp vector fieldext falgebra) mathcomp(mathcomp_extra boolp classical_sets set_interval) mathcomp(functions cardinality) ereal reals signed topology prodnormedzmodule normedtype derive realfun itv HB(structures)