Some renormings with the stable fixed point property

In this paper, we prove that for any number λ < (√33-3)/2, any separable space X can be renormed in such a way that X satisfies the weak fixed point property for non-expansive mappings and this property is inherited for any other isomorphic space Y such that the Banach-Mazur distance between X...

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Main Authors: T. Domínguez Benavides, S. Phothi
Format: Journal
Published: 2018
Online Access:https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84890239898&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/47362
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Institution: Chiang Mai University
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spelling th-cmuir.6653943832-473622018-04-25T08:39:15Z Some renormings with the stable fixed point property T. Domínguez Benavides S. Phothi In this paper, we prove that for any number λ < (√33-3)/2, any separable space X can be renormed in such a way that X satisfies the weak fixed point property for non-expansive mappings and this property is inherited for any other isomorphic space Y such that the Banach-Mazur distance between X and Y is less than λ. We also prove that any, in general nonseparable, Banach space with an extended unconditional basis can be renormed to satisfy the w-FPP with the same stability constant. 2018-04-25T08:39:15Z 2018-04-25T08:39:15Z 2013-12-17 Journal 20669208 15835022 2-s2.0-84890239898 https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84890239898&origin=inward http://cmuir.cmu.ac.th/jspui/handle/6653943832/47362
institution Chiang Mai University
building Chiang Mai University Library
country Thailand
collection CMU Intellectual Repository
description In this paper, we prove that for any number λ < (√33-3)/2, any separable space X can be renormed in such a way that X satisfies the weak fixed point property for non-expansive mappings and this property is inherited for any other isomorphic space Y such that the Banach-Mazur distance between X and Y is less than λ. We also prove that any, in general nonseparable, Banach space with an extended unconditional basis can be renormed to satisfy the w-FPP with the same stability constant.
format Journal
author T. Domínguez Benavides
S. Phothi
spellingShingle T. Domínguez Benavides
S. Phothi
Some renormings with the stable fixed point property
author_facet T. Domínguez Benavides
S. Phothi
author_sort T. Domínguez Benavides
title Some renormings with the stable fixed point property
title_short Some renormings with the stable fixed point property
title_full Some renormings with the stable fixed point property
title_fullStr Some renormings with the stable fixed point property
title_full_unstemmed Some renormings with the stable fixed point property
title_sort some renormings with the stable fixed point property
publishDate 2018
url https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84890239898&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/47362
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