On unitary interpolants and Fredholm infinite block Toeplitz matrices

DOI10.1007/BF01691928zbMath0522.47015OpenAlexW1985378396MaRDI QIDQ1056037

Harry Dym, Israel Gohberg

Publication date: 1983

Published in: Integral Equations and Operator Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01691928

zbMATH Keywords

factorization indicesFredholm infinite block Toeplitz matricesinfinite block Hankel matricesunitary interpolants

Mathematics Subject Classification ID

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) (Semi-) Fredholm operators; index theories (47A53)

Related Items (2)

Unitary interpolants and factorization indices of matrix functions. ⋮ Trace formula for almost Lie algebra of operators

Cites Work

• Unitary interpolants, factorization indices and infinite Hankel Block matrices
• Factorization of matrix functions and singular integral operators
• An extremal problem in the theory of Hardy functions
• Unnamed Item

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