Journal of Mathematical Inequalities · Volume 16, Issue 3 Spectral properties and characterization of quasi-n-hyponormal operators 16-65 Pages 965-974 DOI 10.7153/jmi-2022-16-65 Downloads Short PDF Full PDF PNG Authors Fei Zuo Hongliang Zuo Keywords quasi-n-hyponormal operator n-normal operator spectral continuity Subject classes 47B20 47A10 47B15