# Problemy Analiza - Issues of Analysis. Volume 8 (26) № 3 2019

This issue is dedicated to the 100th anniversary of the outstanding mathematician Nikolay Andreevich Lebedev.

 Akniyev G. G. Approximation properties of some discrete Fourier sums for piecewise smooth discontinuous functionsDownloads: 599 3 - 15 Alexeeva T. A., Shirokov N. A. CONSTRUCTIVE DESCRIPTION OF FUNCTION CLASSES ON SURFACES IN R^3 AND R^4Downloads: 627 16 - 23 Aloui B. , Khériji L. Connection formulas and representations of Laguerre polynomials in terms of the action of linear differential operatorsDownloads: 748 24 - 37 Dubinin V. N. Green energy and extremal decompositionsDownloads: 581 38 - 44 Dudnikova T. V. The limiting amplitude principle for the nonlinear Lamb systemDownloads: 518 45 - 62 Kuzhaev A. F. On the necessary and sufficient conditions for the measurability of a positive sequenceDownloads: 564 63 - 72 Losev A. G., Mazepa E. A. On solvability of the boundary value problems for harmonic function on noncompact Riemannian manifoldsDownloads: 565 73 - 82 Lysov V. G. INTEGRAL REPRESENTATIONS FOR THE JACOBI–PINEIRO POLYNOMIALS AND THE FUNCTIONS OF THE SECOND KINDDownloads: 546 83 - 95 Malyutin K. G., Gusev A. L. Geometric meaning of the interpolation conditions in the class of functions of finite order in the half-planeDownloads: 509 96 - 104 Matejíčka L. Proof of a Conjecture on NielsenDownloads: 535 105 - 111 Moosavi B. , Moradi H. R., Shah Hosseini M. Further results on Jensen-type inequalitiesDownloads: 622 112 - 124 Naik S. , Nath P. K. A NOTE ON A TWO-PARAMETER FAMILY OF OPERATORS ${\mathcal A}^{b,c}$ ON WEIGHTED BERGMAN SPACESDownloads: 548 125 - 136 Porselvi K. , Elavarasan B. On hybrid interior ideals in semigroupsDownloads: 547 137 - 146 Shcherbakov E. A., Avdeyev I. A. ON THE COMPACTNESS OF ONE CLASS OF QUASICONFORMAL MAPPINGSDownloads: 527 147 - 151 Starkov V. V. The Jacobian conjecture: structure of Keller mappingsDownloads: 563 152 - 165 Sultanakhmedov M. S. On the convergence of the least square method in case of non-uniform gridsDownloads: 598 166 - 186 Volosivets S. S. Double cosine-sine series and Nikol'skii classes in uniform metricDownloads: 539 187 - 203