Ordinary Differential Equations


On the properties of oscillating solutions of ordinary differential inequalities and equations M. Bartushek

187 

On the existence of invariant tori for a periodic Hamiltonian system having some of characteristic indices with nonzero real part A. A. Bel'kovich

192 

An estimate for the modulus of the derivative of a regular solution of an ordinary linear differential equation V. D. Budaev

198 

On the oscillation of solutions of systems of secondorder differential equations A. I. Bulgakov

204 

On conditions for the continuous recovery of the current state of a linear system with delay from the results of observation A. V. Vodichev

217 

Reciprocal controls and their applications A. M. Zverkin, V. N. Rozova

228 

Solution of a design problem for controllable processes with perturbation by means of a controllability function V. I. Korobov

236 

Conditions for the optimality of strategies in differential games of fixed duration Yu. S. Ledyaev, E. F. Mishchenko

244 

Generic properties of conditional exponential stability. XVIII V. M. Millionshchikov

255 

On the question of the justification of the averaging method for multifrequency oscillating systems A. M. Samoilenko

267 

On series expansion of an Andronov–Hopf manifold of a quadratic system in the plane L. A. Cherkas, I. S. Shchukina

278 

Partial Differential Equations


Investigation of the asymptotic behavior of periodic solutions of autonomous parabolic equations by methods of the larger parameter S. A. Kashchenko

283 

Boundary value problems for general elliptic systems with strong degeneration Ya. A. Roitberg, Z. G. Sheftel

292 

On asymptotic solutions of differential equations in the case of finite motions of a Hamiltonian field B. Yu. Sternin, V. E. Shatalov

300 

Behavior of generalized solutions of the Dirichlet problem for higherorder quasilinear divergence elliptic equations in a neighborhood of the boundary A. E. Shishkov

308 

Integral Equations and IntegralDifferential


On the solution of a multidimensional integral equation with a logarithmic kernel with radial density A. A. Kilbas, S. I. Vasilets

321 

On the numerical determination of correlation functions of the solution of systems of linear integrodifferential equations with randomly perturbed righthand side M. V. Chaikovskii, L. A. Yanovich

328 

Short Communications


On the solution of the inverse Cauchy problem for an equation with a variable operator N. Yu. Bakaev

339 

On estimates for the orders of meromorphic solutions of secondorder algebraic differential equations G. A. Barsegyan

341 

A singularly perturbed system of two first order partial differential equations in a conditionally stable case A. B. Vasil'eva, E. K. Kuchik

344 

Applications of fixedpoint theory to the Cauchy problem for equations with degrading operators P. P. Zabreiko, Ya. V. Radyno

345 

On an asymptotic formula of Hartman in the theory of secondorder linear equations I. V. Kamenev

348 

On a finite system of ordinary differential equations with moving boundary P. L. Krupkin

350 

On the method of successive approximations R. P. Kuzmina

352 

On algebroidal solutions of differential equations A. Z. Mokhon'ko

353 

Remarks on the existence of a holomorphic integral in the critical case of a double zero root A. P. Sadovskii

355 

On integration of ordinary differential equations with $F$derivatives N. T. Stel'maschuk

357 

On the localization of the limit set of the solutions of an evolution equation by means of Lyapunov functionals A. A. Shestakov

358 