Differentsial'nye Uravneniya
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 Ordinary Differential Equations Linear boundary value problems for functional-differential equationsN. V. Azbelev 579 Tests for the existence of the center, and its isochronismV. V. Amel'kin, N. A. Lukashevich 585 An analogue of Kelley's condition in optimal systems with lagL. T. Ashchepkov, D. S. Èppel' 591 Quasiregular synthesisM. M. Baitman 598 The number of Ljapunov constants for the conditions of the center of a certain differential equationG. M. Buldyk 606 Coalition differential gamesÈ. M. Vaisbord 613 Zeros of the eigenfunctions of a quasiperiodic problemV. V. Dyakin, V. P. Shirokovskii 624 On the theory of the complete controllability of linear systems with lagS. A. Minyuk, N. N. Stepanyuk 629 On the theory of bounded solutions of ordinary differential equationsÈ. Muhamadiev 635 On the problem of isochronism for systems with discontinuous right-hand sidesI. I. Pleshkan 647 The stability of the singular exponents of a linear system, and the closure of the set of linear systems with exponential dichotomy. IM. I. Rakhimberdiev 659 On the question of certain linearization methodsN. A. Sakharnikov, S. F. Chistyakov 671 Sequences of linear aggregates that consist of eigenfunctions of a differential operatorYu. N. Frolov 676 Partial Differential Equations A certain problem on the transversal oscillations of a composite rodS. I. Gaiduk 687 A theorem on the coincidence of the classical solution of the Dirichlet problem for a nonselfadjoint elliptic equation with the generalized solution of this problemV. A. Il'in, N. M. Krukovskii 699 The zeros of polynomials of several variablesG. G. Kazaryan 712 Methods of solution of certain filtration problemsT. B. Solomyak 721 Solution of the Cauchy problem for a certain nonstationary equation, and its asymptotic behavior for large time values. III. V. Suveyka 730 Short Communications The localization of spectral expansionsSh. A. Alimov 744 The exterior generalized Dirichlet problem for the Helmholtz equationG. P. Boyko 747 A Sturm type comparison theorem for systems of fourth order ordinary differential equationsL. M. Kuks 751 Estimates of the solutions of the system $x"' =A(t)x$V. N. Laptinskii 755 Boundary value problems for equations that contain in their principal part operators of the form $\frac{d^{2m+1}}{dt^{2m+1}}+A$N. J. Yurchuk 759