Approximation of classes of convolutions by linear methods of summation of Fourier series D. M. Bushev OriginalPaper Pages: 825 - 843
On the best approximations and rate of convergence of decompositions in the root vectors of an operator G. V. Radzievskii OriginalPaper Pages: 844 - 864
Construction of approximations for a stationary solution of a system of singular ordinary differential equations I. M. RomanyshynL. A. Synyts’kyi OriginalPaper Pages: 865 - 870
Spectral problems for canonical systems of finite-difference equations on an axis L. A. Sakhnovich OriginalPaper Pages: 871 - 882
The existence of a bifurcation value of a parameter of a system of differential equations with deviating argument M. T. TerekhinL. V. Nasykhova OriginalPaper Pages: 894 - 900
Conditional symmetry of the Navier-Stokes equations V. I. FushchichM. I. SerovL. O. Tulupova OriginalPaper Pages: 901 - 909
Application of one constructive method for the construction of non-Lie solutions of nonlinear evolution equations R. M. Cherniha OriginalPaper Pages: 910 - 924
On the optimal renewal of bilinear functionals in linear Normed spaces V. F. BabenkoA. A. Rudenko Brief Communications Pages: 925 - 929
Boundary-value problems for systems of difference equations A. A. Boichuk Brief Communications Pages: 930 - 934
Conditions of nonoscillation of binomial systems of differential equations M. K. Bugir Brief Communications Pages: 935 - 942
On ascending and subnormal subgroups of infinite factorized groups F. De GlovanniS. FranclosiYa. P. Sysak Brief Communications Pages: 943 - 949
Construction of nonnilpotent biprimary dispersible groups with metacyclic subgroups of nonprimary index L. I. Zuzuk Brief Communications Pages: 950 - 952
Stable difference scheme for a nonlinear Klein-Gordon equation I. L. Nizhnik Brief Communications Pages: 960 - 962
A criterion of diagonalizability of a pair of matrices over the ring of principal ideals by common row and separate column transformations V. M. Petrichkovich Brief Communications Pages: 963 - 965
On the existence and uniqueness of a solution of a linear stochastic differential equation with respect to a logarithmic process A. Yu. Pilipenko Brief Communications Pages: 966 - 975
On the application of Ateb-functions to the construction of a solution of a nonlinear Klein-Gordon equation B. I. Sokil Brief Communications Pages: 976 - 983
A remark on quasianalytic vectors for a pair of anticommuting operators S. V. Tishchenko Brief Communications Pages: 984 - 987