Operators and Matrices · Volume 18, Issue 2 On the estimation of q-numerical radius of Hilbert space operators 18-21 Pages 343-359 DOI 10.7153/oam-2024-18-21 Downloads Short PDF Full PDF PNG Authors Arnab Patra Falguni Roy Keywords q-numerical range q-numerical radius operator matrix Subject classes 47A12 47A30 15A60