proposition: Lemma linearZl_LR : scalable_for s (f^~ z).
proof: Proof. by move=> ??; rewrite -applyrE linearZ_LR. Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg fingroup zmodp poly ssrnum) mathcomp(matrix mxalgebra vector falgebra ssrnum algC algnum) mathcomp(fieldext) mathcomp(vector)