Operators and Matrices · Volume 15, Issue 3 On m-quasi-totally-(α,β)-normal operators 15-66 Pages 1055-1072 DOI 10.7153/oam-2021-15-66 Downloads Short PDF Full PDF PNG Authors R. Pradeep P. Maheswari Naik Sid Ahmed Ould Ahmed Mahmoud Keywords m-quasi-totally-(α,β)-normal operators mutual majorization numerical radius operator norm single valued extension property Subject classes 47B15 47B20 47A15