Multiblock problems for almost periodic matrix functions of several variables

zbMath1009.42014MaRDI QIDQ5943977

Leiba Rodman, Ilya M. Spitkovskij, Hugo J. Woerdeman

Publication date: 24 September 2001

Published in: The New York Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/122519

zbMATH Keywords

positive definite matricesToeplitz operatorsHankel operatorsalmost periodic matrix functionsband methodBesicovitch spacecontractive multiblock extensionsfactorization of matricesmodel matchingpositive multiblock extensionsWiener algebra

Mathematics Subject Classification ID

Operator-theoretic methods (93B28) Classical almost periodic functions, mean periodic functions (42A75) Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35) Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) (47A56) Linear operator methods in interpolation, moment and extension problems (47A57) Positive definite functions in one variable harmonic analysis (42A82) Harmonic analysis in several variables (42B99)

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