SHARP ESTIMATES OF DEFECT NUMBERS OF A GENERALIZED RIEMANN BOUNDARY VALUE PROBLEM, FACTORIZATION OF HERMITIAN MATRIX-VALUED FUNCTIONS AND SOME PROBLEMS OF APPROXIMATION BY MEROMORPHIC FUNCTIONS

DOI10.1070/SM1983V045N02ABEH002595zbMath0509.30033OpenAlexW1978030891MaRDI QIDQ4748418

Ilya M. Spitkovskij, Georgij S. Litvinchuk

Publication date: 1983

Published in: Mathematics of the USSR-Sbornik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/sm1983v045n02abeh002595

zbMATH Keywords

defect numbersHankel operatorsgeneralized Riemann boundary problemapproximation by meromorphic functionsfactorization of Hermitian matrix functions

Mathematics Subject Classification ID

Approximation in the complex plane (30E10) Boundary value problems in the complex plane (30E25)

Related Items (3)

The inverse scattering transform for weak Wigner–von Neumann type potentials ^* ⋮ On the connection between the generalized Riemann boundary value problem and the truncated Wiener-Hopf equation ⋮ A note on the factorization of some structured matrix functions

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