Abstract
We establish upper bounds for a group of ϕ*-deviations of Faber sums on the classes of ψ-integrals in a complex plane introduced by Stepanets.
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REFERENCES
A. I. Stepanets (2002) Methods of Approximation Theory Institute of Mathematics, Ukrainian Academy of Sciences Kiev
A. I. Stepanets V. V. Savchuk (2002) ArticleTitleApproximation of Cauchy-type integrals Ukr. Mat. Zh. 54 IssueID5 706–740
A. Zygmund (1965) Trigonometric Series Mir Moscow
V. Totik (1980) ArticleTitleOn the strong approximation of Fourier series Acta Math. Acad. Sci. Hung. 35 157–172
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 56, No. 4, pp. 451–461, April, 2004.
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Lasuriya, R.A. Estimates of groups of deviations of faber sums and strong summability of faber series on classes of ψ-integrals. Ukr Math J 56, 547–559 (2004). https://doi.org/10.1007/s11253-005-0002-4
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DOI: https://doi.org/10.1007/s11253-005-0002-4