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Found 226 Documents (Results 1–100)

Degree of approximation of function \(f\in H_p^{(w)}\) class in generalized Hölder metric by matrix means. (English) Zbl 1494.42001

Balasubramaniam, P. (ed.) et al., Mathematical modelling and scientific computation. Proceedings of the 2nd international conference, ICMMSC 2012, Gandhigram, Tamil Nadu, India, March 16–18, 2012. Berlin: Springer. Commun. Comput. Inf. Sci. 283, 1-10 (2012).
MSC:  42A10 42A16
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Exact condition to generalize monotonicity in \(L^1\)-convergence of sine series. (English) Zbl 1430.42006

Nikolov, Geno (ed.) et al., Constructive theory of functions. In memory of Borislav Bojanov. Papers from the international conference, Sozopol, Bulgaria, June 3–10, 2010. Sofia: Prof. Marin Drinov Academic Publishing House. 390-400 (2012).
MSC:  42A50
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On Markov-Duffin-Schaeffer inequalities with a majorant. (English) Zbl 1430.41008

Nikolov, Geno (ed.) et al., Constructive theory of functions. In memory of Borislav Bojanov. Papers from the international conference, Sozopol, Bulgaria, June 3–10, 2010. Sofia: Prof. Marin Drinov Academic Publishing House. 227-264 (2012).
MSC:  41A17 26D05
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Summary of some properties of the Leah-cosine function. (English) Zbl 1332.33035

Ladde, G. S. (ed.) et al., Dynamic systems and applications. Vol. 6. Proceedings of the 6th international conference, Morehouse College, Atlanta, GA, USA, May 25–28, 2011. Atlanta, GA: Dynamic Publishers (ISBN 1-890888-06-0/hbk). 267-269 (2012).
MSC:  33E30 33B10 34A05
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Orthonormality in interpolation schemes for reconstructing signals. (English) Zbl 1315.41006

Daras, Nicholas J. (ed.), Applications of mathematics and informatics in military science. Based on a conference, Hellenic Army Academy, Greece, April 2011. Berlin: Springer (ISBN 978-1-4614-4108-3/hbk; 978-1-4614-4109-0/ebook). Springer Optimization and Its Applications 71, 55-74 (2012).
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Approximation characteristics of classes of periodic functions of several variables. (Аппроксимативные характеристики классов периодичестих функций многих переменных.) (Russian) Zbl 1324.42001

Pratsi Instytutu Matematyky Natsional’noï Akademiï Nauk Ukraïny. Matematyka ta ïï Zastosuvannya 93. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 978-966-02-6692-6). 352 p. (2012).
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Density modulo 1 of lacunary and sublacunary sequences: application of Peres-Schlag’s construction. (English. Russian original) Zbl 1345.11056

J. Math. Sci., New York 180, No. 5, 610-625 (2012); translation from Fundam. Prikl. Mat. 16, No. 5, 117-138 (2010).
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Martingales and some integrability criterions for multiple trigonometric series. (English. Russian original) Zbl 1302.42006

J. Contemp. Math. Anal., Armen. Acad. Sci. 47, No. 4, 182-200 (2012); translation from Izv. Nats. Akad. Nauk Armen., Mat. 47, No. 4, 35-60 (2012).
MSC:  42A16 60G46
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Estimates of the Lebesgue function of Fourier sums in trigonometric polynomials orthogonal with a weight not belonging to the spaces \(L^{r}(r > 1)\). (English. Russian original) Zbl 1298.42001

Proc. Steklov Inst. Math. 277, Suppl. 1, S21-S32 (2012); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 17, No. 3, 71-82 (2011).
MSC:  42A05 42A16
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Analytic solutions for a free vibration problem of a thin rectangular parallelepiped (plate) with free faces. (English. Russian original) Zbl 1273.74174

Lobachevskii J. Math. 33, No. 4, 374-385 (2012); translation from Uch. Zap. Kazan. Univ., Ser. Fiz.-Mat. Nauki 152, No. 4, 195-209 (2010).
MSC:  74K20 74H45
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Absolutely convergent Fourier series. An improvement of the Beurling-Helson theorem. (English. Russian original) Zbl 1279.42001

Funct. Anal. Appl. 46, No. 2, 121-132 (2012); translation from Funkts. Anal. Prilozh. 46, No. 2, 52-65 (2012).
MSC:  42A20 42A16 43A20
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On unbounded divergence sets of series in orthonormal bases. (English. Russian original) Zbl 1267.42027

J. Contemp. Math. Anal., Armen. Acad. Sci. 47, No. 5, 234-239 (2012); translation from Izv. Nats. Akad. Nauk Armen., Mat. 47, No. 5, 39-48 (2012).
MSC:  42C05 42A20
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The Paley-Wiener theorem in the language of Taylor expansion coefficients. (English. Russian original) Zbl 1259.42031

Dokl. Math. 86, No. 2, 677-680 (2012); translation from Dokl. Akad. Nauk. 446, No. 5, 497-500 (2012).
MSC:  42C99 46F99 42A63
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