@inproceedings{paperid:1077915, author = {Sal Moslehian, Mohammad}, title = {SHARP INEQUALITIES FOR THE NUMERICAL RADIUS OF BLOCK OPERATOR MATRICES}, booktitle = {پنجمین سمینار نظریه عملگرها و کاربردهای آن}, year = {2019}, location = {زنجان, IRAN}, }