Definition buch : list (poly A0 eqA ltM) -> list (poly A0 eqA ltM).

Theorem reds_SpolyQ1 : forall P : list (poly A0 eqA ltM), (forall a b : poly A0 eqA ltM, In a P -> In b P -> reds a b P) -> SpolyQ A A0 A1 eqA invA minusA multA divA eqA_dec n ltM ltM_dec P.