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This article is cited in 47 scientific papers (total in 47 papers)
Best approximation of functions specified with an error at a finite number of points
A. G. Marchuk, K. Yu. Osipenko M. V. Lomonosov Moscow State University
Abstract:
It is proved that for convex and centrally symmetric classes of functions a linear method is included among the best (in a definite sense) methods of approximation from values specified with an error at a finite number of points. For some of the simplest classes linear best methods are constructed and their error is estimated.
Received: 09.04.1974
Citation:
A. G. Marchuk, K. Yu. Osipenko, “Best approximation of functions specified with an error at a finite number of points”, Mat. Zametki, 17:3 (1975), 359–368; Math. Notes, 17:3 (1975), 207–212
Linking options:
https://www.mathnet.ru/eng/mzm7552 https://www.mathnet.ru/eng/mzm/v17/i3/p359
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