A decomposition of matrix-valued <i>H</i><SUP>2</SUP>-functions
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초록

In this paper, we consider a decomposition of matrix-valued H2-functions. This decomposition is a generalization of the Douglas-Shapiro-Shields factorization and related to the shift-invariant subspaces. We also deal with an interpolation problem for matrix-valued L infinity-functions.

키워드

Beurling-Lax-Halmos theoremDouglas-Shapiro-Shields factorizationsToeplitz operatorsHankel operators
제목
A decomposition of matrix-valued <i>H</i><SUP>2</SUP>-functions
저자
Hwang, In SungKim, Keun MinKim, Sumin
DOI
10.1080/03081087.2025.2470339
발행일
2025-03
유형
Article; Early Access
저널명
Linear and Multilinear Algebra
73
12
페이지
2848 ~ 2864