Numerical Radius Inequalities Involving 2 x 2 Block Matrices

被引：0
|
作者：
Al-Natoor, Ahmad [1 ]
Alrimawi, Fadi [2 ]
机构：
[1] Isra Univ, Dept Math, Amman, Jordan
[2] Al Ahliyya Amman Univ, Dept Basic Sci, Amman, Jordan
来源：
EUROPEAN JOURNAL OF PURE AND APPLIED MATHEMATICS | 2025年 / 18卷 / 01期
关键词：
Numerical radius; matrix; inequality; NORM INEQUALITIES; OPERATOR;
D O I：
10.29020/nybg.ejpam.v18i1.5597
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
In this paper, we give several upper and lower bounds for the numerical radius of 2 x 2 block matrices. Several special cases of our results are given.
引用
收藏
页数：9
相关论文
共 50 条
  • [1] Numerical radius inequalities of 2 x 2 operator matrices
    Bhunia, Pintu
    Paul, Kallol
    ADVANCES IN OPERATOR THEORY, 2023, 8 (01)
  • [2] Numerical radius inequalities for certain 2 x 2 operator matrices II
    Shebrawi, Khalid
    LINEAR ALGEBRA AND ITS APPLICATIONS, 2017, 523 : 1 - 12
  • [3] Numerical radius inequalities via block matrices
    Audeh, Wasim
    Al-Labadi, Manal
    Al-Naimi, Raja'a
    ACTA SCIENTIARUM MATHEMATICARUM, 2024,
  • [4] Numerical Radius Inequalities for Certain 2 x 2 Operator Matrices
    Hirzallah, Omar
    Kittaneh, Fuad
    Shebrawi, Khalid
    INTEGRAL EQUATIONS AND OPERATOR THEORY, 2011, 71 (01) : 129 - 147
  • [5] GENERALIZED NUMERICAL RADIUS INEQUALITIES FOR 2 x 2 OPERATOR MATRICES
    Bani-Domi, Watheq
    ITALIAN JOURNAL OF PURE AND APPLIED MATHEMATICS, 2018, (39): : 31 - 38
  • [6] Further inequalities for the Α-numerical radius of certain 2 x 2 operator matrices
    Feki, Kais
    Sahoo, Satyajit
    GEORGIAN MATHEMATICAL JOURNAL, 2023, 30 (02) : 213 - 226
  • [7] SOME REFINEMENTS OF NUMERICAL RADIUS INEQUALITIES FOR 2 x 2 OPERATOR MATRICES
    Qiao, Hongwei
    Hai, Guojun
    Bai, Eburilitu
    JOURNAL OF MATHEMATICAL INEQUALITIES, 2022, 16 (02): : 425 - 444
  • [8] Numerical radius inequalities for 2x2 operator matrices
    Hirzallah, Omar
    Kittaneh, Fuad
    Shebrawi, Khalid
    STUDIA MATHEMATICA, 2012, 210 (02) : 99 - 115
  • [9] On A-numerical radius inequalities for 2 x 2 operator matrices
    Chandra Rout, Nirmal
    Sahoo, Satyajit
    Mishra, Debasisha
    LINEAR & MULTILINEAR ALGEBRA, 2022, 70 (14): : 2672 - 2692
  • [10] Hilbert-Schmidt numerical radius inequalities for 2 x 2 operator matrices
    Audeh, Wasim
    INTERNATIONAL JOURNAL OF MATHEMATICS AND COMPUTER SCIENCE, 2021, 16 (04): : 1161 - 1167
12345