Operators and Matrices · Volume 12, Issue 1 Distance estimates, norm of Hankel operators and related questions 12-10 Pages 157-168 DOI 10.7153/oam-2018-12-10 Downloads Short PDF Full PDF PNG Authors Najla Altwaijry Amani S. Baazeem Mubariz T. Garayev Keywords Berezin symbol Hankel operator Toeplitz operator compact operator Berezin number distance estimate model operator Subject classes 47A05 47B10