EN
For natural numbers n ≥ 3 and r a complete description of all natural bilinear operators $T*×_{ℳ fₙ} T^{(0,0)} ⇝ T^{(0,0)}T^{(r)}$ is presented. Next for natural numbers r and n ≥ 3 a full classification of all natural linear operators $T*_{|ℳ fₙ} ⇝ TT^{(r)}$ is obtained.