On the divergence of Lagrange interpolation to \(| x|\)
type: Item
instance of: scholarly article
title: On the divergence of Lagrange interpolation to \(| x|\)
zbMATH Open document ID: 0822.41001
author: Eli Passow
author: Lev Brutman
published in: Journal of Approximation Theory
publication date: 1995-05-18T00:00:00Z
review text: The authors prove that the sequence of polynomial interpolants to the absolute value of \(x\) at a family of nodes diverges everywhere except at zero and the end-points.
Mathematics Subject Classification ID: 41A05
Mathematics Subject Classification ID: 41A10
zbMATH DE Number: 756646
zbMATH Keywords: polynomial interpolation
zbMATH Keywords: Newman nodes
MaRDI profile type: Publication
full work available at URL: jath.1995.1037
OpenAlex ID: W2052054328
DOI: 10.1006/JATH.1995.1037
description: scientific article; zbMATH DE number 756646