Gelfand numbers of diagonal matrices

被引：3

作者：

Ismailov, Z. I. ^{[1
]}

Cona, L. ^{[2
]}

Cevik, E. Otkun ^{[1
]}

机构：

[1] Karadeniz Tech Univ, Fac Sci, Dept Math, TR-61080 Trabzon, Turkey

[2] Gumushane Univ, Dept Engn Math, TR-29100 Gumushane, Turkey

来源：

HACETTEPE JOURNAL OF MATHEMATICS AND STATISTICS | 2015年 / 44卷 / 01期

关键词：

Direct Sum of Banach Spaces and Operators; Gelfand Numbers of Operator;

D O I：

10.15672/HJMS.2015449111

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

In this work, a connection between Gelfand numbers of infinite diagonal matrix with linear bounded operator-elements in the direct sum of Banach spaces and its coordinate operators has been investigated.

引用

页码：75 / 81

页数：7

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