Workshop of the Department of Theory of Functions

Head - Doctor of Sciences Anatoliy ROMANYUK

Secretary - Dr.Victor SAVCHUK

2010

January 22 Andriy KONOGRAY "Linear widths of classes B_{p,\theta}^\Omega of periodic functions of one and several variables"
January 29 Sergiy VOYTENKO "Investigation of approximative properties of classes of functions of one and several variables"
February 5 Viktoriya BODRAYA "Approximations of classes of Psi-integrals of periodic functions of several variables by rectangular linear averages of their Fourier series"
February 12 Serhiy STASYUK "Best approximations of classes B_{p,\theta}^\omega of periodic functions of several variables"
March 19 Viktor ROMANYUK "Nonlinear approximation of functions of several variables"
March 26 Viktor ROMANYUK "Nonlinear approximation of functions of several variables" (continuation)
April 16 Andriy MUSIYENKO "Lebesgue type inequalities for La Valle Poussin sums on the sets of Poisson integrals of summable functions"
April 23 K.V.SOLICH "Bilinear approximations of classes B_{p,\theta}^\Omega of periodic functions of several variables"
V.A.VOYTOVICH "Approximation of classes of entire functions by interpolating analogs of de la Vallee Poussin sums"
May 28 Christina KUCHMINSKA "Two-dimensional continued fractions"
June 4 Inna KALCHUK, Uliana GRABOVA "Approximation of (\psi,\beta)-differentiable functions by tri-harmonic Poisson integrals"
June 11 Stanislav CHAICHENKO "Approximation by Fourier sums of functions defined on real axis"
October 29 Petro ZADEREI "On approximations of classes C(\varepsilon) by some linear methods of summation of Fourier series"
November 19 Mykhaylo PAGIRYA "Some approaches to expansion of functions in continued fraction"
November 26 TOVKACH R.V. "Conditions of convergence of Fourier series and approximations of some classes of periodic functions"
December 3 Viktor ROMANYUK "Nonlinear approximation of Besov classes by elements of subspaces with respect to Haar basis system in $L_q(I^d)$"
December 17 YANCHENKO S.Ya. "Investigation of approximative characteristics of classes of functions of several variables defined in R^d"
2003 2004 2005 2006 2007 2008 2009 2011

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