正规结构和带参数的约当-冯诺依曼型常数

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正规结构和带参数的约当-冯诺依曼型常数左占飞重庆三峡学院数学与统计学院万州 404100 The Normal Structure and Parametrized Jordan-von Neumann type Constant Zhan Fei ZUODepartment of Mathematics and Statistics, Chongqing Three Gorges University, Wanzhou 404100, P. R. China

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摘要首先引入了带参数的约当-冯诺依曼型常数，然后研究了它的一些相关性质，并给出了它的取值范围，同时还利用带参数的约当-冯诺依曼型常数，弱正交系数μ（X）和Domínguez Benavides系数R（1，X）之间的关系，给出了空间具有正规结构的一些充分条件，这些结论改进了一些文献中的结果.

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收稿日期: 2019-10-17

MR (2010):

O177.2

基金资助:重庆市自然科学基金基础研究与前沿探索专项面上项目（cstc2019jcyj-msxmX0289）；重庆市科委基础研究与前沿探索（cstc2018jcyjAX0773）；重庆三峡学院人才引进项目

作者简介: 左占飞,E-mail:zuozhanfei@139.com

引用本文:

左占飞. 正规结构和带参数的约当-冯诺依曼型常数[J]. 数学学报, 2020, 63(6): 655-660. Zhan Fei ZUO. The Normal Structure and Parametrized Jordan-von Neumann type Constant. Acta Mathematica Sinica, Chinese Series, 2020, 63(6): 655-660.

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http://www.actamath.com/Jwk_sxxb_cn/CN/或 http://www.actamath.com/Jwk_sxxb_cn/CN/Y2020/V63/I6/655

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