Italian Journal of Pure and Applied Mathematics, Volume (27), No (27), Year (2010-12) , Pages (99-106)
Title : ( Fuzzy Stability of Quartic Mappings )
Authors: Seyyed Alireza Kamel Mirmostafaee ,Access to full-text not allowed by authors
Abstract
We establish some stability results concerning the quartic functional equation f(2x + y) + f(2x ¡ y) = 4f(x + y) + 4f(x ¡ y) + 24f(x) - 6f(y) in the setting of fuzzy normed spaces that in turn generalize a Hyers-Ulam stability result in the framework of classical normed spaces.