On the Hyers-Ulam-Rassias Stability of the Bi-Jensen Functional Equation

• Journal title : Kyungpook mathematical journal
• Volume 48, Issue 4,  2008, pp.705-720
• Publisher : Department of Mathematics, Kyungpook National University
• DOI : 10.5666/KMJ.2008.48.4.705
Title & Authors
On the Hyers-Ulam-Rassias Stability of the Bi-Jensen Functional Equation
Jun, Kil-Woung; Han, Mi-Hyen; Lee, Yang-Hi;

Abstract
In this paper, we obtain the Hyers-Ulam-Rassias stability of a bi-Jensen functional equation $\small{4f(\frac {x+y}{2},\;\frac {z+w}{2})=f(x,z)+f(x,w)+f(y,z)+f(y,w)}$.
Keywords
Hyers-Ulam-Rassias stability;bi-Jensen mapping;functional equation;
Language
English
Cited by
References
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