Hyponormal Toeplitz Operators on the Polydisk  

作　　者：Yu Feng LU Yan Yue SHI 

机构地区：[1]School of Mathematical Sciences,Dalian University of Technology,Dalian 116024,P.R.China

出　　处：《Acta Mathematica Sinica,English Series》2012年第2期333-348,共16页数学学报（英文版）

基　　金：Supported by National Natural Science Foundation of China(Grant No.10971020)

摘　　要：By bounded vector-valued functions and block matrix representations of Hankel operators, we completely characterize the hyponormality of Toeplitz operators on the Hardy space of the polydisk.By bounded vector-valued functions and block matrix representations of Hankel operators, we completely characterize the hyponormality of Toeplitz operators on the Hardy space of the polydisk.

关 键 词：Hyponormality Toeplitz operator Hankel operator POLYDISK block matrix representation 

分 类 号：O177[理学—数学]