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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 36, No. 5, pp, 602–606, September–October, 1984.
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Andrievskii, V.V. Description of classes of functions with given rate of decrease of their best uniform polynomial approximations. Ukr Math J 36, 447–450 (1984). https://doi.org/10.1007/BF01086767
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DOI: https://doi.org/10.1007/BF01086767