The corona theorem and the existence of canonical factorization of triangular AP-matrix functions

被引:11
作者
Bastos, MA
Karlovich, YI
dos Santos, AF
Tishin, PM
机构
[1] Univ Tecn Lisboa, Dept Matemat, Inst Super Tecn, P-1096 Lisbon, Portugal
[2] Ukrainian Acad Sci, Inst Marine Hydrophys, Hydroacoust Dept, UA-270100 Odessa, Ukraine
关键词
canonical factorization; corona theorem; almost periodic matrix function;
D O I
10.1006/jmaa.1998.5968
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Using the corona theorem, canonical factorizability criteria for triangular almost periodic matrix-valued functions of the form [GRAPHICS] are obtained. This allows the authors to obtain effective criteria for the existence of canonical factorization as well as to construct explicit factorizations for new classes of almost periodic matrix functions in a companion paper. (C) 1998 Academic Press.
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页码:494 / 522
页数:29
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