Operators and Matrices · Volume 15, Issue 4 Davis-Wielandt-Berezin radius inequalities via Dragomir inequalities 15-90 Pages 1445-1460 DOI 10.7153/oam-2021-15-90 Downloads Short PDF Full PDF PNG Authors Ramiz Tapdigoglu Mehmet Gürdal Najla Altwaijry Nur Sarı Keywords Berezin symbol Dragomir inequalities Davis-Wielandt-Berezin radius positive operator Berezin number Berezin norm Subject classes 47A12 47A20