Abstract
We introduce generalized de la Vallée-Poussin sums and study their approximation properties for the classes of continuous periodic functionsC ψ∞β, .
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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 47, No. 8, pp. 1069–1079, August, 1995.
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Novikov, O.A., Rukasov, V.I. Approximation of classes of continuous functions by generalized de la Vallée-Poussin sums. Ukr Math J 47, 1222–1233 (1995). https://doi.org/10.1007/BF01057711
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DOI: https://doi.org/10.1007/BF01057711