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This article is cited in 5 scientific papers (total in 5 papers)
Brief communications
On an Orthogonality Equation in Normed Spaces
P. Wójcik Pedagogical University of Cracow
Abstract:
The aim of this paper is to give an answer to the question, posed by Alsina, Sikorska, and Tomás, as to whether each norm derivative preserving mapping is necessarily linear.
Keywords:
norm derivative, quotient space, functional equation.
Received: 07.04.2017
Citation:
P. Wójcik, “On an Orthogonality Equation in Normed Spaces”, Funktsional. Anal. i Prilozhen., 52:3 (2018), 79–83; Funct. Anal. Appl., 52:3 (2018), 224–227
Linking options:
https://www.mathnet.ru/eng/faa3464https://doi.org/10.4213/faa3464 https://www.mathnet.ru/eng/faa/v52/i3/p79
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Abstract page: | 292 | Full-text PDF : | 31 | References: | 41 | First page: | 20 |
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