On the Negative Extremums of Fundamental Functions of Lagrange Interpolation Based on Chebyshev Nodes
Year: 2013
Analysis in Theory and Applications, Vol. 29 (2013), Iss. 4 : pp. 348–357
Abstract
In this paper, we investigate the negative extremums of fundamental functions of Lagrange interpolation based on Chebyshev nodes. Moreover, we establish some companion results to the theorem of J. Szabados on the positive extremum.
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Journal Article Details
Publisher Name: Global Science Press
Language: English
DOI: https://doi.org/10.4208/ata.2013.v29.n4.4
Analysis in Theory and Applications, Vol. 29 (2013), Iss. 4 : pp. 348–357
Published online: 2013-01
AMS Subject Headings: Global Science Press
Copyright: COPYRIGHT: © Global Science Press
Pages: 10
Keywords: Negative extremum Lagrange interpolation Chebyshev polynomial fundamental function of interpolation.