Abstract
For some classes of functions of two variables defined by their moduli of continuity, sharp upper bounds for the approximation of functions by interpolation bilinear splines are obtained.
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Original Russian Text © M. Sh. Shabozov, S. N. Mekhmonzoda, 2017, published in Matematicheskie Zametki, 2017, Vol. 102, No. 3, pp. 462–469.
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Shabozov, M.S., Mekhmonzoda, S.N. Sharp estimates of the error of interpolation by bilinear splines for some classes of functions. Math Notes 102, 417–423 (2017). https://doi.org/10.1134/S0001434617090115
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DOI: https://doi.org/10.1134/S0001434617090115