We study some problems of imbedding of the sets of ψ-integrals of the functions f \( \epsilon \) L p(∙) and determine the orders of approximations of functions from these sets by Fourier’s sums.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 66, No. 6, pp. 835–846, June, 2014.
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Chaichenko, S.O. Approximations by Fourier Sums on the Sets L ψ L P(∙) . Ukr Math J 66, 937–948 (2014). https://doi.org/10.1007/s11253-014-0983-y
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DOI: https://doi.org/10.1007/s11253-014-0983-y