Operators and Matrices · Volume 17, Issue 1 Further refinements of some numerical radius inequalities for operators 17-18 Pages 245-257 DOI 10.7153/oam-2023-17-18 Downloads Short PDF Full PDF PNG Authors Soumia Soltani Abdelkader Frakis Keywords normal operator self-adjoint operator operator norm spectral radius Subject classes 47A12 47A30 47B15
