Journal of Mathematical Inequalities · Volume 17, Issue 1 Norm-parallelism of Hilbert space operators and the Davis-Wielandt Berezin number 17-17 Pages 231-258 DOI 10.7153/jmi-2023-17-17 Downloads Short PDF Full PDF PNG Authors Mohammad W. Alomari Monire Hajmohamadi Mojtaba Bakherad Keywords Davis-Wielandt radius Davis-Wielandt shell Berezin symbol n × n operator matrix Subject classes 47A30 47A12 47A63 47L05