Additive s-functional inequality and hom-derivations in Banach algebras

Park, C; Lee, JR; Zhang, XH

Park, C (reprint author), Hanyang Univ, Res Inst Nat Sci, Seoul 04763, South Korea.

JOURNAL OF FIXED POINT THEORY AND APPLICATIONS, 2019; 21 (1):

Abstract

In this paper, we introduce and solve the following additive s- functional inequality: f ( x + y) - f( x) - f( y) = s( f( x - y) - f( x) - f(- y)) whe......

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