Characterizations of Rotundity and Smoothness by Approximate Orthogonalities
e | 23 set 2016
INFORMAZIONI SU QUESTO ARTICOLO
Pubblicato online: 23 set 2016
Pagine: 193 - 201
Ricevuto: 01 mar 2016
Accettato: 08 giu 2016
DOI: https://doi.org/10.1515/amsil-2016-0011
Parole chiave
© 2016 Tomasz Stypuła et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
In this paper we consider the approximate orthogonalities in real normed spaces. Using the notion of approximate orthogonalities in real normed spaces, we provide some new characterizations of rotundity and smoothness of dual spaces.