Stability for Functional Equation of Mixed Type in Non-Archimedean Normed Spaces

We take into account the stability of the following functional equation f(x+ay)+f(x-ay)-2f(x)-a2f(y)-a2f(-y)=0 in non-Archimedean normed spaces.

Bibliographic Details
Main Authors: Ick-Soon Chang, Yang-Hi Lee
Format: Article
Language:English
Published: Hindawi Limited 2014-01-01
Series:Journal of Function Spaces
Online Access:http://dx.doi.org/10.1155/2014/919646