Solution and Hyers-Ulam-Rassias Stability of Generalized Mixed Type Additive-Quadratic Functional Equations in Fuzzy Banach Spaces

被引:3
作者
Gordji, M. Eshaghi [2 ]
Kenary, H. Azadi [3 ]
Rezaei, H. [3 ]
Lee, Y. W. [4 ]
Kim, G. H. [1 ]
机构
[1] Kangnam Univ, Dept Math, Yongin 446702, Gyeonggi, South Korea
[2] Semnan Univ, Dept Math, Semnan 3513119111, Iran
[3] Univ Yasuj, Dept Math, Yasuj 7591874831, Iran
[4] Daejeon Univ, Dept Comp Hacking & Informat Secur, Taejon 300716, South Korea
基金
新加坡国家研究基金会;
关键词
HOMOMORPHISMS;
D O I
10.1155/2012/953938
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
By using fixed point methods and direct method, we establish the generalized Hyers-Ulam stability of the following additive-quadratic functional equation f(x + ky) + f(x - ky) = f(x + y)+f(x-y)+(2(k+1)/k)f(ky)-2(k+1)f(y) for fixed integers k with k not equal 0, +/- 1 in fuzzy Banach spaces.
引用
收藏
页数:22
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