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47A12

108 articles

Showing 26-50 of 108

Article Title Journal Published
OaM-17-24 Inequalities for the weighted A-numerical radius of semi-Hilbertian space operators
Fugen Gao, Xianqin Liu
OaM
Operators and Matrices
Volume 17, Issue 2
06/2023
OaM-17-22 Maximal numerical range of the bimultiplication M2, A, B
El Hassan Benabdi, M. K. Chraibi, Abderrahim Baghdad
OaM
Operators and Matrices
Volume 17, Issue 2
06/2023
MIA-26-27 New orders among Hilbert space operators
Mohammad Sababheh, Hamid Reza Moradi
MIA
Mathematical Inequalities & Applications
Volume 26, Issue 2
04/2023
OaM-17-18 Further refinements of some numerical radius inequalities for operators
Soumia Soltani, Abdelkader Frakis
OaM
Operators and Matrices
Volume 17, Issue 1
03/2023
OaM-17-14 Numerical ranges of some Foguel operators
Muyan Jiang, Ilya M. Spitkovsky
OaM
Operators and Matrices
Volume 17, Issue 1
03/2023
JMI-17-17 Norm-parallelism of Hilbert space operators and the Davis-Wielandt Berezin number
Mohammad W. Alomari, Monire Hajmohamadi, Mojtaba Bakherad
JMI
Journal of Mathematical Inequalities
Volume 17, Issue 1
03/2023
OaM-16-75 Numerical radii of weighted shift operators using determinantal polynomials
Bikshan Chakraborty, Sarita Ojha, Riddhick Birbonshi
OaM
Operators and Matrices
Volume 16, Issue 4
12/2022
JMI-16-60 Estimates for the numerical radius of n × n operator matrices
Changsen Yang, Kexin Wang
JMI
Journal of Mathematical Inequalities
Volume 16, Issue 3
09/2022
OaM-16-27 Gaps between some spectral characteristics of direct sum of Hilbert space operators
Zameddin I. Ismailov, Rukiye Öztürk Mert
OaM
Operators and Matrices
Volume 16, Issue 2
06/2022
OaM-16-24 Determinantal polynomials of a weighted shift matrix with palindromic geometric weights
Undrakh Batzorig
OaM
Operators and Matrices
Volume 16, Issue 2
06/2022
JMI-16-39 Some generalized numerical radius inequalities for Hilbert space operators
Mohammad H. M. Rashid, N. H. Altaweel
JMI
Journal of Mathematical Inequalities
Volume 16, Issue 2
06/2022
JMI-16-31 Some refinements of numerical radius inequalities for 2 × 2 operator matrices
Hongwei Qiao, Guojun Hai, Eburilitu Bai
JMI
Journal of Mathematical Inequalities
Volume 16, Issue 2
06/2022
OaM-16-19 Buzano, Kreĭn and Cauchy-Schwarz inequalities
Mohammad Sababheh, Hamid Reza Moradi, Zahra Heydarbeygi
OaM
Operators and Matrices
Volume 16, Issue 1
03/2022
OaM-15-93 Maximal numerical range and quadratic elements in a C-algebra
El Hassan Benabdi, M. Barraa, M. K. Chraibi, Abderrahim Baghdad
OaM
Operators and Matrices
Volume 15, Issue 4
12/2021
OaM-15-90 Davis-Wielandt-Berezin radius inequalities via Dragomir inequalities
Ramiz Tapdigoglu, Mehmet Gürdal, Najla Altwaijry, Nur Sarı
OaM
Operators and Matrices
Volume 15, Issue 4
12/2021
OaM-15-89 Some general quadratic numerical radius inequalities for the off-diagonal parts of 2 ⨉ 2 block operator matrices
Rongfang Li, Deyu Wu, Alatancang Chen
OaM
Operators and Matrices
Volume 15, Issue 4
12/2021
OaM-15-86 Revisiting the Grüss inequality
Hamid Reza Moradi, Shigeru Furuichi, Zahra Heydarbeygi, Mohammad Sababheh
OaM
Operators and Matrices
Volume 15, Issue 4
12/2021
OaM-15-81 Generalized numerical radius and related inequalities
T. Bottazzi, Cristian Conde
OaM
Operators and Matrices
Volume 15, Issue 4
12/2021
OaM-15-76 On generalized Davis-Wielandt radius inequalities of semi-Hilbertian space operators
Aniket Bhanja, Pintu Bhunia, Kallol Paul
OaM
Operators and Matrices
Volume 15, Issue 4
12/2021
MIA-24-71 Numerical radius in Hilbert C
Ali Zamani
MIA
Mathematical Inequalities & Applications
Volume 24, Issue 4
10/2021
OaM-15-67 Approximation of the numerical range of polynomial operator matrices
Maria Adam, Aikaterini Aretaki, Ahmed Muhammad
OaM
Operators and Matrices
Volume 15, Issue 3
09/2021
JMI-15-77 A Chain of numerical radius inequalities in complex Hilbert space
Mohammed Al-Dolat, Ayat Dagher, Marwan Alquran
JMI
Journal of Mathematical Inequalities
Volume 15, Issue 3
09/2021
OaM-15-38 Isoclinic subspaces and quantum error correction
David W. Kribs, David Mammarella, Rajesh Pereira
OaM
Operators and Matrices
Volume 15, Issue 2
06/2021
OaM-15-33 Preservers of the c-numerical radius of operator jordan semi-triple products
Yanfang Zhang, Xiaochun Fang
OaM
Operators and Matrices
Volume 15, Issue 2
06/2021
MIA-24-32 Approximate ω-orthogonality and ω-derivation
Maryam Amyari, Marzieh Moradian Khibary
MIA
Mathematical Inequalities & Applications
Volume 24, Issue 2
04/2021