Parametrization and Schur algorithm for the integral representation of Hankel forms in \(\mathbb{T}^ 2\)

zbMath0791.47003MaRDI QIDQ1318628

Pedro Alegría

Publication date: 6 April 1994

Published in: Collectanea Mathematica (Search for Journal in Brave)

zbMATH Keywords

Nehari problemspectral theoremSchur-type algorithmFourier representations of a bounded Hankel formminimal unitary extensions of an isometric operatorparametrization problemspace of two-variable trigonometric polynomialstwo-parametric case

Mathematics Subject Classification ID

Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35) Dilations, extensions, compressions of linear operators (47A20)

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On Ptak's Generalization of Hankel Operators

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