Approximation Properties of Newman Type Interpolation Rational Functions with Fewer Nodes

Laiyi Zhu; Xingjun Zhao

doi:10.4208/ata.OA-2020-0048

Approximation Properties of Newman Type Interpolation Rational Functions with Fewer Nodes

Authors

Laiyi Zhu
Xingjun Zhao

DOI:

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

Keywords:

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

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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Published

2023-12-28

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Issue

Vol. 39 No. 4 (2023)

Section

Articles

How to Cite

Approximation Properties of Newman Type Interpolation Rational Functions with Fewer Nodes. (2023). Analysis in Theory and Applications, 39(4), 378-384. https://doi.org/10.4208/ata.OA-2020-0048