We find the exact values of one-dimensional linear widths for the Hölder classes of functions in the space C and the value of the best approximation of the Hölder classes of functions by a wide class of linear positive methods.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 67, No. 9, pp. 1265–1284, September, 2015.
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Skorokhodov, D.S. On the Best Linear Approximation Method for Hölder Classes. Ukr Math J 67, 1425–1446 (2016). https://doi.org/10.1007/s11253-016-1163-z
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DOI: https://doi.org/10.1007/s11253-016-1163-z