Products of Block Toeplitz operators
泛函分析
2009-09-25 v1
摘要
In this paper we characterize when the product of two block Toeplitz operators is a compact perturbation of a block Toeplitz operator on the Hardy space of the open unit disk. Necessary and sufficient conditions are given for the commutator of two block Toeplitz operators to be compact.
引用
@article{arxiv.math/9605225,
title = {Products of Block Toeplitz operators},
author = {Caixing Gu and Dechao Zheng},
journal= {arXiv preprint arXiv:math/9605225},
year = {2009}
}