5. (5a) Let f, g : R¹ → R be CN and suppose a € Nº with |a| ≤ N. Prove that ª(f g)= Σ B+y=a B,YEN¹ a! B!y! -aß farg.
Posted: Tue Jul 12, 2022 12:09 pm
5. (5a) Let f, g : R¹ → R be CN and suppose a € Nº with |a| ≤ N. Prove that ª(f g)= Σ B+y=a B,YEN¹ a! B!y! -aß farg.