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Found 12 Documents (Results 1–12)

Entire functions of least deviation from zero in generalized Orlicz classes. (English. Russian original) Zbl 1426.30018

St. Petersbg. Math. J. 30, No. 2, 219-230 (2019); translation from Algebra Anal. 30, No. 2, 97-113 (2018).
MSC:  30D15 41A50 30D60
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Sharp estimates of linear approximations by nonperiodic splines in terms of linear combinations of moduli of continuity. (English. Russian original) Zbl 1401.41012

J. Math. Sci., New York 234, No. 3, 303-317 (2018); translation from Zap. Nauchn. Semin. POMI 456, 55-76 (2017).
MSC:  41A15 41A17
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A nonperiodic spline analog of the Akhiezer-Krein-Favard operators. (English. Russian original) Zbl 1355.41007

J. Math. Sci., New York 217, No. 1, 3-22 (2016); translation from Zap. Nauchn. Semin. POMI 440, 8-35 (2015).
MSC:  41A15
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Entire functions that deviate least from zero in the uniform and the integral metrics with a weight. (English. Russian original) Zbl 1332.30058

St. Petersbg. Math. J. 26, No. 6, 867-879 (2015); translation from Algebra Anal. 26, No. 6, 10-28 (2014).
MSC:  30E10 30D20 41A50
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