Superstability and Stability of the Pexiderized Multiplicative Functional Equation

被引:3
|
作者
Lee, Young Whan [1 ]
机构
[1] Daejeon Univ, Dept Comp & Informat Secur, Taejon 300716, South Korea
关键词
Banach Space; Positive Integer; Vector Space; Commutative Group; Functional Equation;
D O I
10.1155/2010/486325
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We obtain the superstability of the Pexiderized multiplicative functional equation f(xy) = g(x)h(y) and investigate the stability of this equation in the following form: 1/(1 + psi(x, y)) <= f(xy)/g(x)h(y) <= 1 + psi(x, y).
引用
收藏
页数:15
相关论文
共 50 条