Nikolai Nikolaevich Bogolyubov (on his seventieth birth anniversary) V. S. VladimirovYu. A. Mitropol'skiiO. S. Parasyuk Announcement Pages: 259 - 261
A survey of the main works of N. N. Bogolyubov in mathematics and theoretical physics V. S. VladimirovYu. A. Mitropol'skiiO. S. Parasyuk Announcement Pages: 261 - 268
Roots of certain operators in analytic spaces N. I. BerezovskiiN. I. Nagnibida OriginalPaper Pages: 269 - 273
Homogeneous stochastic non-Gaussian fields and their application in quantum field theory N. S. GoncharR. S. Matskiv OriginalPaper Pages: 274 - 280
A countable set of commuting self-adjoint operators and the algebra of local observables V. I. KolomytsevYu. S. Samoilenko OriginalPaper Pages: 281 - 286
Solution of the linear filtration problem for observations containing colored noise I. V. Kolos OriginalPaper Pages: 287 - 293
Inequalities for best spline approximation of periodic differentiable functions N. P. Korneichuk OriginalPaper Pages: 294 - 301
Stability of periodic solutions of a class of differential equations Lyong Le Tai OriginalPaper Pages: 302 - 310
Methods for averaging hyperbolic systems with rapid and slow variables mixed problem Yu. A. Mitropol'skiiG. P. Khoma OriginalPaper Pages: 311 - 318
Completeness of derived chains corresponding to boundary problems on a semiaxis G. V. Radzievskii OriginalPaper Pages: 319 - 327
Attainment of a fixed level by a class of non-Markov trajectories D. Alimov Brief Communications Pages: 328 - 331
Inclusion of kernels of sequences, given with the help of regular matrices N. A. Davydov Brief Communications Pages: 332 - 335
Uniqueness of solutions of some differential equations L. I. Dyuzhenkova Brief Communications Pages: 336 - 340
Necessary conditions for optimality for certain systems with distributed parameters S. V. Zubarev Brief Communications Pages: 344 - 346
Approximate solution of boundary-value problems involving convective diffusion of substances soluble in a filtration flow V. I. Lavrik Brief Communications Pages: 347 - 350
Noether theory for a general boundary-value problem with Carleman shift and with conjugation in the class of generalized analytic functions N. T. MishnyakovA. M. Nikolaichuk Brief Communications Pages: 351 - 355
Some local properties of wide-sense stable distributions on the plane V. A. Peten'ko Brief Communications Pages: 356 - 361
Periodic problem for the classical two-dimensional Thirring model A. K. PrikarpatskiiP. I. Golod Brief Communications Pages: 362 - 367
Invertibility of almost-periodic operators generated by discrete systems V. E. Slyusarchuk Brief Communications Pages: 367 - 370
Question of reductibility of countable systems of differential equations with quasiperiodic coefficients Yu. V. Teplinskii Brief Communications Pages: 370 - 371
Differential properties of real and complex functions Yu. Yu. Trokhimchuk Brief Communications Pages: 372 - 375
Justification of the method of averaging for systems with pulsed action N. S. Tsyganovskii Brief Communications Pages: 376 - 379
Canonical form in classes of conjugate elements of the one-dimensional group of formally analytic transformations over a field of positive characteristic p > 0 V. V. Chernysh Brief Communications Pages: 380 - 382