Convergence of diagonal Pad\'e approximants for a class of definitizable functions

zbMath1204.30025arXiv0809.2391MaRDI QIDQ3560680

Maxim Derevyagin, Vladimir A. Derkach

Publication date: 14 May 2010

Full work available at URL: https://arxiv.org/abs/0809.2391

zbMATH Keywords

orthogonal polynomialsPadé approximationPontryagin spacegeneralized Nevanlinna function

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 (5)

Reflections on the Baker–Gammel–Wills (Padé) Conjecture ⋮ On the relation between Darboux transformations and polynomial mappings ⋮ The Jacobi matrices approach to Nevanlinna-Pick problems ⋮ Spectral theory of the \(G\)-symmetric tridiagonal matrices related to Stahl's counterexample ⋮ Darboux transformations of Jacobi matrices and Padé approximation

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