%0 Journal Article %T The generalized Hyers–Ulam stability of derivations in non-Archimedean Banach algebras %J Mathematical Analysis and its Contemporary Applications %I Research & Science Group Ltd %Z 2716-9898 %A Niazi Motlagh, Abolfazl %D 2020 %\ 11/29/2020 %V 2 %N 1 %P 17-22 %! The generalized Hyers–Ulam stability of derivations in non-Archimedean Banach algebras %R 10.30495/maca.2020.679852 %X In this paper, the generalized Hyers-Ulam stability of the functional inequality||f(a)+f(b)+cf(d)+f(c)d||≤||kf((a+b+cd)/k)||,      |k|<|2|,in non-Archimedean Banach algebras is established. %U https://www.macajournal.com/article_679852_de31b1247703ab54339d5627fa628ab8.pdf