Approximation Properties of Newman Type Interpolation Rational Functions with Fewer Nodes

Approximation Properties of Newman Type Interpolation Rational Functions with Fewer Nodes

Year:    2023

Author:    Laiyi Zhu, Xingjun Zhao

Analysis in Theory and Applications, Vol. 39 (2023), Iss. 4 : pp. 378–384

Abstract

In the present note, we consider the problem: how many interpolation nodes can be deleted from the Newman-type rational function such that the convergence rate still achieves.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.4208/ata.OA-2020-0048

Analysis in Theory and Applications, Vol. 39 (2023), Iss. 4 : pp. 378–384

Published online:    2023-01

AMS Subject Headings:    Global Science Press

Copyright:    COPYRIGHT: © Global Science Press

Pages:    7

Keywords:    Rational function approximation Newman-type rational approximation interpolation nodes convergence rate.

Author Details

Laiyi Zhu

Xingjun Zhao

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