Strict convexity of Orlicz spaces under renorming

被引:0
|
作者
Basar, Esra [1 ,2 ]
Oztop, Serap [3 ]
Uysal, Badik Huseyin [2 ,3 ]
Yasar, Seyma [2 ,4 ]
机构
[1] Yeditepe Univ, Fac Arts & Sci, Dept Math, TR-34755 Atasehir, Istanbul, Turkiye
[2] Istanbul Univ, Inst Grad Studies Sci, TR-34116 Sileymaniye, Istanbul, Turkiye
[3] Istanbul Univ, Fac Sci, Dept Math, TR-34134 Vezneciler, Istanbu, Turkiye
[4] Gebze Tech Univ, Fac Basic Sci, Dept Math, TR-41400 Gebze, Kocaeli, Turkiye
关键词
Strict convexity; Uniform convexity; Extreme point; Orlicz space; s-norm; EXTREME-POINTS; AMEMIYA NORM; ROTUNDITY;
D O I
10.1016/j.jmaa.2025.129236
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let Phi be an Orlicz function and L Phi ( X, Sigma, mu ) be the corresponding Orlicz space on a non-atomic, sigma- finite, complete measure space ( X, Sigma, mu ). It is known that strict convexity of the whole spaces are the most essential and important geometric notion in the geometric theory of Banach spaces. So, we describe the strict convexity of Orlicz spaces equipped with the s- norm and some of its consequences. On the other hand, it is known that the geometric properties of Orlicz space depends on the norm. Thus, our study generalizes and unifies the results that have been obtained for the Orlicz norm, the Luxemburg norm and the p- Amemiya norm separately. (c) 2025 Elsevier Inc. All rights are reserved, including those for text and data mining, AI training, and similar technologies.
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页数:22
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