On exact rate of convergence of row sequences of multipoint Hermite-Padé approximants

In this article, we analyze a rate of attraction of poles of an approximated function to poles of incomplete multipoint Padé approximants and use it to derive a sharp bound on the geometric rate of convergence of multipoint Hermite-Padé approximants to a vector of approximated functions in the Monte...

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Bibliographic Details
Main Author: Bosuwan Nattapong
Format: Article
Language:English
Published: De Gruyter 2024-02-01
Series:Demonstratio Mathematica
Subjects:
Online Access:https://doi.org/10.1515/dema-2023-0140