On approximate dectic mappings in non-Archimedean spaces: A fixed point approach


Department of Mathematics, Urmia University, P.O.Box 165, Urmia, Iran.


In this paper, we investigate the Hyers-Ulam stability for the system of additive, quadratic, cubic
and quartic functional equations with constants coecients in the sense of dectic mappings in non-
Archimedean normed spaces.