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Found 27 Documents (Results 1–27)

Observations on discretization of trigonometric polynomials with given spectrum. (English. Russian original) Zbl 1430.42002

Russ. Math. Surv. 73, No. 6, 1128-1130 (2018); translation from Usp. Mat. Nauk 73, No. 6, 197-198 (2018).
MSC:  42A05 41A46
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Uniform approximation of partial sums of a Dirichlet series by shorter sums and \(\Phi\)-widths. (English. Russian original) Zbl 1282.30003

Sb. Math. 203, No. 12, 1736-1760 (2012); translation from Mat. Sb. 203, No. 12, 57-80 (2012).
MSC:  30B50 41A46
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Estimate of approximate characteristics for classes of functions with bounded mixed derivative. (English. Russian original) Zbl 0878.46023

Math. Notes 58, No. 6, 1340-1342 (1995); translation from Mat. Zametki 58, No. 6, 922-925 (1995).
MSC:  46E35 41A46
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On best \(m\)-term approximations and the entropy of sets in the space \(L^ 1\). (English. Russian original) Zbl 0836.41008

Math. Notes 56, No. 5, 1137-1157 (1994); translation from Mat. Zametki 56, No. 5, 57-86 (1994).
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