Some Modulus and Normal Structure in Banach Space

<p>Abstract</p> <p>We present some sufficient conditions for which a Banach space <inline-formula> <graphic file="1029-242X-2009-676373-i1.gif"/></inline-formula> has normal structure in terms of the modulus of <inline-formula> <graphic file=&qu...

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Main Authors: Zuo Zhanfei, Cui Yunan
Format: Article
Language:English
Published: SpringerOpen 2009-01-01
Series:Journal of Inequalities and Applications
Online Access:http://www.journalofinequalitiesandapplications.com/content/2009/676373
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spelling doaj-7d736c60f99f4b36868bed4662221a782020-11-25T02:27:41ZengSpringerOpenJournal of Inequalities and Applications1025-58341029-242X2009-01-0120091676373Some Modulus and Normal Structure in Banach SpaceZuo ZhanfeiCui Yunan<p>Abstract</p> <p>We present some sufficient conditions for which a Banach space <inline-formula> <graphic file="1029-242X-2009-676373-i1.gif"/></inline-formula> has normal structure in terms of the modulus of <inline-formula> <graphic file="1029-242X-2009-676373-i2.gif"/></inline-formula>-convexity, modulus of <inline-formula> <graphic file="1029-242X-2009-676373-i3.gif"/></inline-formula>-convexity, and the coefficient <inline-formula> <graphic file="1029-242X-2009-676373-i4.gif"/></inline-formula>, which generalized some well-known results. Furthermore the relationship between modulus of convexity, modulus of smoothness, and Gao's constant is considered, meanwhile the exact value of Milman modulus has been obtained for some Banach space.</p>http://www.journalofinequalitiesandapplications.com/content/2009/676373
collection DOAJ
language English
format Article
sources DOAJ
author Zuo Zhanfei
Cui Yunan
spellingShingle Zuo Zhanfei
Cui Yunan
Some Modulus and Normal Structure in Banach Space
Journal of Inequalities and Applications
author_facet Zuo Zhanfei
Cui Yunan
author_sort Zuo Zhanfei
title Some Modulus and Normal Structure in Banach Space
title_short Some Modulus and Normal Structure in Banach Space
title_full Some Modulus and Normal Structure in Banach Space
title_fullStr Some Modulus and Normal Structure in Banach Space
title_full_unstemmed Some Modulus and Normal Structure in Banach Space
title_sort some modulus and normal structure in banach space
publisher SpringerOpen
series Journal of Inequalities and Applications
issn 1025-5834
1029-242X
publishDate 2009-01-01
description <p>Abstract</p> <p>We present some sufficient conditions for which a Banach space <inline-formula> <graphic file="1029-242X-2009-676373-i1.gif"/></inline-formula> has normal structure in terms of the modulus of <inline-formula> <graphic file="1029-242X-2009-676373-i2.gif"/></inline-formula>-convexity, modulus of <inline-formula> <graphic file="1029-242X-2009-676373-i3.gif"/></inline-formula>-convexity, and the coefficient <inline-formula> <graphic file="1029-242X-2009-676373-i4.gif"/></inline-formula>, which generalized some well-known results. Furthermore the relationship between modulus of convexity, modulus of smoothness, and Gao's constant is considered, meanwhile the exact value of Milman modulus has been obtained for some Banach space.</p>
url http://www.journalofinequalitiesandapplications.com/content/2009/676373
work_keys_str_mv AT zuozhanfei somemodulusandnormalstructureinbanachspace
AT cuiyunan somemodulusandnormalstructureinbanachspace
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