Analogue of Kelli's condition for systems of hyperbolic equations S. V. Zubarev OriginalPaper Pages: 1 - 5
Equations of a heavy solid rotating about a fixed point in unitary and Hermitian matrices V. N. Koshlyakov OriginalPaper Pages: 5 - 12
Nonzero-dimensional groups, all of whose nonnilpotent subgroups are normal Yu. N. Mukhin OriginalPaper Pages: 12 - 16
Some generalizations of the Nevanlinna characteristic and their properties for meromorphic functions of infinite lower order I. P. Proskurnya OriginalPaper Pages: 17 - 22
Separatrice manifolds and decomposability of a linear extension of a dynamical system on the torus A. M. Samoilenko OriginalPaper Pages: 23 - 29
Difference schemes of optimal type for an approximate solution of parabolic equations (Banach case) P. E. SobolevskiiKhoang Van Lai OriginalPaper Pages: 30 - 36
Finite nonsolvable groups in which subgroups of nonprimary index are nilpotent or are Shmidt groups P. P. Baryshovets Brief Communications Pages: 37 - 39
Solvability and the difference method of solution of a boundary-value problem for a system of differential equations of the hyperbolic type A. N. Vityuk Brief Communications Pages: 40 - 43
Limit theorems for nonnegative-definite quadratic forms in certain dependent random variables V. L. Girko Brief Communications Pages: 43 - 45
Periodic solutions of a differential equation with polynomial right-hand side G. D. Zavalykut Brief Communications Pages: 49 - 51
Some remarks on linearization methods in the theory of nonlinear oscillations V. G. Kolomiets Brief Communications Pages: 51 - 55
Two-sided projection-iterative analogs of the Picone method N. S. Kurpel'F. M. Migovich Brief Communications Pages: 55 - 59
An approximate method in the theory of oscillations V. N. Laptinskii Brief Communications Pages: 59 - 61
Asymptotically periodic solutions of differential-difference equations Yu. L. Maistrenko Brief Communications Pages: 62 - 65
Uniform invertibility of a linear differential operator V. B. Moseenkov Brief Communications Pages: 66 - 70
Some methods for integrating Fokker-Planck-Kolmogorov equations in the theory of random oscillations Nguyen Dong An Brief Communications Pages: 71 - 74
Almost periodic (in the sense of Besicovitch) solutions of evolution variational inequalities A. A. Pankov Brief Communications Pages: 74 - 78
Criteria for absolute convergence of Fourier series of almost-periodic functions of bounded variation Ya. G. Pritula Brief Communications Pages: 78 - 82
Existence and asymptotic behavior of solutions of a real system of differential equations near a singular point L. G. Prosenyuk Brief Communications Pages: 82 - 84
Necessary extremum conditions of convex differential inclusions with phase constraints B. N. PshenichnyiV. N. Gurov Brief Communications Pages: 85 - 88
Stability criteria of systems with transformed argument that are based on estimates of symmetrized matrices V. P. Skripnik Brief Communications Pages: 88 - 90
Stationary oscillatory processes in strongly nonlinear autonomous systems excited by instantaneous forces I. P. Smereka Brief Communications Pages: 91 - 93
Generalized orders of growth of analytic characteristic functions of probability laws V. M. Sorokivskii Brief Communications Pages: 93 - 96
Asymptotically exact estimates of the errors of partial fourier sums on classes of continuous periodic functions of several variables A. I. Stepanets Brief Communications Pages: 96 - 100
A generalization of Taylor's formula and its application to the solution of differential equations Z. E. Filer Brief Communications Pages: 100 - 103
Remark on behavior of solutions of the Cauchy problem for equations with variable coefficients N. N. Chaus Brief Communications Pages: 108 - 110
Problem of justification of the averaging method for a certain type of differential equations with deviating arguments L. M. Shemyakina Brief Communications Pages: 112 - 114
