Remarks on some properties in the geometric theory of Banach spaces. (English) Zbl 0852.47025
The aim of this paper is to derive some relationships between the concepts of the property of strong \((\alpha')\) introduced recently by Hong-Kun Xu and the so-called characteristic of near convexity defined by Goebel and Sȩkowski.
Reviewer: J.Appell (Würzburg)
MSC:
47H09 | Contraction-type mappings, nonexpansive mappings, \(A\)-proper mappings, etc. |
46B20 | Geometry and structure of normed linear spaces |