Operators and Matrices · Volume 16, Issue 3 k-quasi-A-paranormal operators in semi-Hilbertian spaces 16-46 Pages 623-643 DOI 10.7153/oam-2022-16-46 Downloads Short PDF Full PDF PNG Authors Messaoud Guesba Sid Ahmed Ould Ahmed Mahmoud Keywords A-adjoint semi-Hilbertian space A-positive operators paranormal operators quasi-paranormal operators Subject classes 47A05 47A55 47B15
