ADDITIVE p-FUNCTIONAL INEQUALITIES

被引:0
作者
Lee, Sung Jin [1 ]
Lee, Jung Rye [1 ]
Seo, Jeong Pil [2 ]
机构
[1] Daejin Univ, Dept Math, Kyunggi 11159, South Korea
[2] Ohsang High Sch, Gumi 730842, Kyeongsangbuk D, South Korea
来源
JOURNAL OF THE KOREAN SOCIETY OF MATHEMATICAL EDUCATION SERIES B-PURE AND APPLIED MATHEMATICS | 2016年 / 23卷 / 02期
关键词
Hyers-Ulam stability; additive rho-functional inequality;
D O I
10.7468/jksmeb.2016.23.2.155
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, we solve the additive rho-functional inequalities (0.1) parallel to f(x + y) f (x - y) - 2f (x)parallel to <= parallel to rho(2f (x + y/2) + f (x - y) -2f(x))parallel to (0.2) parallel to 2f (x+y/2) + f(x - y) -2f (x)parallel to <=parallel to rho(f(x + y) + f(x - y) -2f (x))parallel to, where rho is a fixed complex number with vertical bar p vertical bar < 1. Furthermore, we prove the Hyers-Ulam stability of the additive rho-functional inequalities (0.1) and (0.2) in complex Banach spaces.
引用
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页码:155 / 162
页数:8
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