Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series

We show the results, corresponding to theorem of Lal (2009), on the rate of pointwise approximation of functions from the pointwise integral Lipschitz classes by matrix summability means of their Fourier series as well as the theorems on norm approximations.

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Main Authors: Włodzimierz Łenski, Bogdan Szal
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Journal of Function Spaces and Applications
Online Access:http://dx.doi.org/10.1155/2012/930967
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author Włodzimierz Łenski
Bogdan Szal
author_facet Włodzimierz Łenski
Bogdan Szal
author_sort Włodzimierz Łenski
collection DOAJ
description We show the results, corresponding to theorem of Lal (2009), on the rate of pointwise approximation of functions from the pointwise integral Lipschitz classes by matrix summability means of their Fourier series as well as the theorems on norm approximations.
format Article
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institution Kabale University
issn 0972-6802
1758-4965
language English
publishDate 2012-01-01
publisher Wiley
record_format Article
series Journal of Function Spaces and Applications
spelling doaj-art-434cf0782bad4e039a83c6bd31e4c4182025-02-03T05:44:25ZengWileyJournal of Function Spaces and Applications0972-68021758-49652012-01-01201210.1155/2012/930967930967Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier SeriesWłodzimierz Łenski0Bogdan Szal1Faculty of Mathematics, Computer Science and Econometrics, University of Zielona Góra, ul. Szafrana 4a, 65-516 Zielona Góra, PolandFaculty of Mathematics, Computer Science and Econometrics, University of Zielona Góra, ul. Szafrana 4a, 65-516 Zielona Góra, PolandWe show the results, corresponding to theorem of Lal (2009), on the rate of pointwise approximation of functions from the pointwise integral Lipschitz classes by matrix summability means of their Fourier series as well as the theorems on norm approximations.http://dx.doi.org/10.1155/2012/930967
spellingShingle Włodzimierz Łenski
Bogdan Szal
Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series
Journal of Function Spaces and Applications
title Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series
title_full Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series
title_fullStr Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series
title_full_unstemmed Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series
title_short Pointwise Approximation of Functions from 𝐿𝑝(𝑤)𝛽 by Linear Operators of Their Fourier Series
title_sort pointwise approximation of functions from 𝐿𝑝 𝑤 𝛽 by linear operators of their fourier series
url http://dx.doi.org/10.1155/2012/930967
work_keys_str_mv AT włodzimierzłenski pointwiseapproximationoffunctionsfromlpwβbylinearoperatorsoftheirfourierseries
AT bogdanszal pointwiseapproximationoffunctionsfromlpwβbylinearoperatorsoftheirfourierseries