Proceedings of the American Mathematical Society

ISSN 1088-6826(online) ISSN 0002-9939(print)



Some results on the radial projection in Banach spaces

Author: R. L. Thele
Journal: Proc. Amer. Math. Soc. 42 (1974), 483-486
MSC: Primary 46B05
MathSciNet review: 0328550
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Abstract: We obtain in this paper some new theorems on the radial projection onto the unit ball in Banach spaces, including in particular the following: A Banach space X is uniformly nonsquare if and only if the radial projection in X has Lipschitz constant strictly less than 2.

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Article copyright: © Copyright 1974 American Mathematical Society