共查询到19条相似文献,搜索用时 78 毫秒
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本文给出了赋Orlicz范数的Musielak-Orlicz序列空间的局部一致凸性,(H)性质,(S)性质的判据. 相似文献
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本文给出了赋Orlicz范数的Musielak-Orlicz序列空间的局部一致凸性,(H)性质,(S)性质的判据。 相似文献
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在赋Orlicz范数的Orlicz空间中,给出最佳逼近算子单调性的一个充分条件和最佳逼近元存在定理. 相似文献
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Orlicz序列空间的一致单调系数及应用 总被引:3,自引:0,他引:3
本文给出了Orlicz序列空间一致单调系数数值,同时给出了Orlicz序列空间具有一致单调性的条件,进而讨论具有一致单调性的Orlicz序列空间中的最佳逼近算子的一些特征。 相似文献
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本文讨论赋Orlicz范数的Orlicz序列空间LM,主要结果如下:(1)LM具有Lami-Dozo性质 相似文献
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该文给出了赋Orlicz范数的Orlicz空间L°M中的点是支撑映射的上(下)半连续点的充分必要条件;推出了支撑映射为上(下)半连续的判别准则. 相似文献
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给出赋Orlicz范数的Musielak-Orlicz函数空间中光滑点、光滑性、强(很)光滑点和强(很)光滑性的充 分必要条件. 相似文献
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Zhong Dao Ren 《Rendiconti del Circolo Matematico di Palermo》2010,59(3):483-497
In this paper we calculate the value of the Baronti constants of the Orlicz function spaces equipped with either the Orlicz norm or the gauge norm. 相似文献
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Ya Qiang YAN 《数学学报(英文版)》2007,23(5):827-846
We present the exact values of nonsquare constants, von Neumann-Jordan constants, Jung constants, packing constants, weakly convergent sequence coefficients and normal structure coefficients in a class of reflexive Orlicz function spaces and sequence spaces equipped with Luxemburg norm and Orlicz norm. 相似文献
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In this paper, two equivalent definitions of complex strongly extreme points in general complex Banach spaces are shown. It is proved that for any Orlicz sequence space equipped with the p-Amemiya norm (1?p<∞, p is odd), complex strongly extreme points of the unit ball coincide with complex extreme points of the unit ball. Moreover, criteria for them in Orlicz sequence spaces equipped with the p-Amemiya norm are given. Criteria for complex mid-point locally uniform rotundity and complex rotundity of Orlicz sequence spaces equipped with the p-Amemiya norm are also deduced. 相似文献
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《Mathematische Nachrichten》2018,291(10):1514-1532
Necessary and sufficient conditions for uniform rotundity of Orlicz function spaces equipped with the p‐Amemiya norm are presented. The obtained results unify, complete and widen the characterization of uniform rotundity of Orlicz spaces. In the case of the ∞‐Amemiya (i.e. the Luxemburg) norm or the 1‐Amemiya (i.e. the Orlicz) norm, these results were known earlier. Some connections with the fixed point theory and the best approximation theory are presented. 相似文献
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Malgorzata Doman 《Mathematische Nachrichten》1993,162(1):145-151
Necessary and sufficient conditions are given for weak uniform rotundity of Orlicz sequence spaces equipped with the Luxemburg norm. 相似文献
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XinBoLIU TingFuWANG FeiFeiYU 《数学学报(英文版)》2005,21(2):267-278
Criteria for extreme points and strongly extreme points in Musielak-Orlicz sequence spaces, equipped with both the Luxemburg norm and the Orlicz norm, are given. 相似文献
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It is well-known that the Kadec-Klee property is an important property in the geometry of Banach spaces. It is closely connected with the approximation compactness and fixed point property of non-expansive mappings. In this paper, a criterion for Musielak-Orlicz function spaces equipped with the Orlicz norm to have the Kadec-Klee property are given. As a corollary, we obtain that a class of non-reflexive Musielak-Orlicz function spaces have the Fixed Point property.
相似文献18.
《数学物理学报(A辑)》2003,23(2):145
该文给出赋Orlicz 范数的Musielak Orlicz序列空间中Gateaux可微点(光滑点)与Frechet可微点(强光滑点)的判定准则.在此基础上推出了该空间具有光滑性或强光滑性的充分必要条件.
相似文献
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Yunan Cui Henryk Hudzik Hongwei Zhu 《Proceedings of the American Mathematical Society》1998,126(1):115-121
Maluta's coefficient of Musielak-Orlicz sequence spaces equipped with the Orlicz norm is calculated. A sufficient condition for the Schur property of these spaces is given.