多圆盘上复合算子之差
泛函分析
2007-09-11 v1
摘要
本文给出了由 ϕ 和 ψ 诱导的、作用在单位多圆盘 Un 上有界函数空间上的复合算子之差的本质范数的一些简单估计,其中 ϕ(z) 和 ψ(z) 是 Un 的全纯自映射。作为其应用,给出了作用在有界函数空间上的复合算子之差为紧算子的刻画。
引用
@article{arxiv.0709.1430,
title = {Difference of composition operators in the Polydiscs},
author = {Zhongshan Fang and Zehua Zhou},
journal= {arXiv preprint arXiv:0709.1430},
year = {2007}
}
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