proposition: Lemma inspred_mininspred : bump -> inspred mininspred.
proof: Proof. Proof using. move=> Hbump; rewrite (bump_mininspredE Hbump). by case (ex_minnP (ex_intro _ _ _)). Qed.
imports: HB(structures) mathcomp(all_ssreflect) mathcomp(perm fingroup) tools partition Yamanouchi ordtype subseq tableau std stdtab