Pointwise approximation of functions by matrix operators of their Fourier series with r- differences of the entries

2019/04/05 by Włodzimierz Łenski, Wlodzimierz Lenski, Lenski, Wlodzimierz +2
Mathematics · #42A24 #Advanced Harmonic Analysis Research #Approximation Theory and Sequence Spaces #Classical Analysis and ODEs (math.CA) #FOS: Mathematics #Mathematical Approximation and Integration #math.CA #msc:42A24

paper · pdf · doi:10.48550/arxiv.1904.02986

arxiv created 2019/04/05 · openalex publication_date 2019/04/05 · arxiv updated 2019/04/08 · openalex created_date 2022/07/29 · openalex updated_date 2026/07/28

Abstract

We extend the results of Xh. Z. Krasniqi [Acta Comment. Univ. Tartu. Math. 17 (2013), 89-101] and the authors [Acta Comment. Univ. Tartu. Math. 13 (2009), 11-24]. to the case where in the measures of estimations there are used r-differences of the entries.

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