A generalized orthogonality relation via norm derivatives in real normed linear spaces

AuthorsM. Dehghani, M. Abed and R. Jahanipur
JournalAequationes Math.
Page number651-667.
Volume number93
IF0.874
Paper TypeOriginal Research
Published At2019-07-27
Journal GradeISI (WOS)
Journal TypeElectronic
Journal CountryGermany

Abstract

We introduce a generalized orthogonality relation in real normed linear spaces via norm derivatives. The relation between this concept and other types of orthogonalities such as Birkhoff–James orthogonality and orthogonality relations connected with norm derivatives is investigated. As an application, some new characterizations of smooth real normed linear spaces are obtained. Moreover, some mapping theorems with respect to this new type of orthogonality are presented.

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