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凸体间几种仿射不变距离的等价性与估计

邵永冲 国起

数学杂志Issue(2):287-293,7.
数学杂志Issue(2):287-293,7.

凸体间几种仿射不变距离的等价性与估计

THE EQUIVALENCE AND ESTIMATE OF SEVERAL AFFINE INVARIANT DISTANCES BETWEEN CONVEX BODIES

邵永冲 1国起1

作者信息

  • 1. 苏州科技学院数学系,江苏苏州 215009
  • 折叠

摘要

Abstract

In this paper, the equivalences of several different definitions of two types of Banach-Mazur distance between convex bodies are shown respectively, the conditions under which these two types of Banach-Mazur distance coincide are discussed, and the Banach-Mazur distances between polar bodies of special convex bodies are studied as well. The results obtained here will play some role in estimating the best upper bound of Banach-Mazur distances.

关键词

仿射不变距离/凸体/Banach-Mazur距离/极体

Key words

affne invariant distance/convex body/Banach-Mazur distance/polar set

分类

数理科学

引用本文复制引用

邵永冲,国起..凸体间几种仿射不变距离的等价性与估计[J].数学杂志,2015,(2):287-293,7.

基金项目

Supported partially by National Natural Science Foundation of China (11271282) (11271282)

partially by the GIF of Jiangsu (CXLX110960) (CXLX110960)

数学杂志

OA北大核心CSCDCSTPCD

0255-7797

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