Representations of central matrix-valued Carathéodory functions in both nondegenerate and degenerate cases

DOI10.1007/S00020-003-1236-XzbMath1078.30032OpenAlexW2356977675MaRDI QIDQ1764263

Bernd Kirstein, Bernd Fritzsche

Publication date: 24 February 2005

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

Full work available at URL: https://doi.org/10.1007/s00020-003-1236-x

zbMATH Keywords

Arov-Krein resolvent matrixcentral Carathéodory functionmatricial Carathéodory problem

Mathematics Subject Classification ID

Linear operator methods in interpolation, moment and extension problems (47A57) Moment problems and interpolation problems in the complex plane (30E05)

Related Items (4)

The Weyl matrix balls corresponding to the matricial truncated Hamburger moment problem ⋮ On ranges and Moore-Penrose inverses related to matrix Carathéodory and Schur functions ⋮ On the sequences of the Weyl semi-radii associated with matricial Carathéodory and Schur sequences in both nondegenerate and degenerate cases ⋮ On a class of extremal solutions of the nondegenerate matricial Carathéodory problem

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