Inequalities for norms and numerical radii of operator matrices
F Kittaneh, MHM Rashid - Revista de la Real Academia de Ciencias …, 2024 - Springer
In this paper, we aim to derive a range of numerical radius inequalities. Our work not only
confirms recently demonstrated numerical radius inequalities, but also introduces more …
confirms recently demonstrated numerical radius inequalities, but also introduces more …
General Upper Bounds for the Numerical Radii of Powers of Hilbert Space Operators
M Al-dolat - The Eurasia Proceedings of Science Technology …, 2023 - epstem.net
In this paper, we will present several upper bounds for the numerical radii of a operator
matrices. We use these bounds to generalize and improve some well-known numerical …
matrices. We use these bounds to generalize and improve some well-known numerical …
General Upper Bounds for the Numerical Radii of Hilbert Space Operators
M Al-Dolat - The Eurasia Proceedings of Science Technology …, 2024 - epstem.net
We present a collection upper bounds for the numerical radii of a certain 2× 2 operator
matrices. We use these bounds to improve on some known numerical radius inequalities for …
matrices. We use these bounds to improve on some known numerical radius inequalities for …