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 ,

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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.

Keywords

, Hyers-Ulam stability, fuzzy normed spaces, quartic functional equations