On relative Hausdorff measures of noncompactness and relative Chebyshev radii in Banach spaces

Author:

Wisnicki Andrzej,Wosko Jacek

Abstract

In this paper we prove some formulae and evaluations on relative Hausdorff measures of noncompactness and relative Chebyshev radii in various Banach spaces. We generalize the Lifschitz constant κ ( X ) \kappa (X) and introduce a function κ ~ X ( ) \tilde {\kappa }_X(\cdot ) .

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

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