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 1993, Volume 29, Number 6

 Ordinary Differential Equations Local structure and smoothness on a torus that obstructs quasiminimalitiesS. Kh. Aranson, E. V. Zhuzhoma, M. I. Malkin 923 Continuability of the trajectories of control systems and the boundedness of the integral funnelN. L. Belaya, N. N. Petrov 927 Movable singularities of a nonlinear equationB. P. Bogoslovskii, V. A. Kazakov 933 Solutions with a prescribed minimum and maximumS. A. Brykalov 938 Two optimization problems for nonlinear periodic control systems with aftereffectP. Zecca, P. Nistri, A. V. Frolov 943 On a boundary value problem. IIN. B. Kerimov, T. I. Allakhverdiev 952 A criterion for the output controllability of linear autonomous functional-differential equationsA. V. Metel'skii 961 Dependence of the solutions of a linear system of differential equations on a parameterT. H. Nguyên 970 Conditions for the existence of algebraic solutions for a first-order nonlinear differential equationV. G. Tsirulik 976 Different orders of growth of normalized eigenfunctions of the Sturm–Liouville problem with continuous weightV. Ya. Yakubov 982 Partial Differential Equations Analysis of the phase portrait of the generalized Kuramoto–Sivashinskiǐ equationA. M. Arkhipov 990 Quasilinear degenerate parabolic equations with singular lowest terms and growing initial dataA. S. Kalashnikov 999 Asymptotics of a double integral of Fourier type in the theory of soliton perturbationL. A. Kalyakin 1010 Isolated singularities of the solutions of equations of Emden–Fowler typeV. A. Kondratiev, V. A. Nikishkin 1025 Continuity on the boundary of a nonsmooth domain of the generalized solution of the Dirichlet problem for Navier–Stokes equationsS. P. Levashkin 1039 On an analogue, discrete with respect to the time variable, of a general boundary value problem for partial differential equations in a half-spaceN. V. Mikushin 1048 Short Communications Strong isochronism of the center of dynamical systems with incomplete polynomials of the third degreeV. V. Amel'kin, Z. D. Ching 1057 A frequency criterion for the orbital stability of limit cycles of the second kindI. M. Burkin 1061 Entire transcendent solutions to algebraic differential systemsV. N. Gorbuzov, Yu. Yu. Gnezdovskii 1064 Bäcklund transformations of nonlinear equationsV. I. Gromak 1067 Classes of systems of three differential equations that do not have solutions with indeterminate componentsS. G. Kondratenya, I. N. Mel'nikova 1069 On the asymptotic behavior for large time values of the solutions of nonlinear equations in the case of maximal orderP. I. Naumkin 1071 On the classical solution of a mixed problem for a one-dimensional hyperbolic equation of even orderN. J. Yurchuk, Charie Cocu 1075 Some properties of the spaces $W^{(B_1,…,B_k)}(\Omega)$ with integro-differential characteristicsA. V. Kagal, V. M. Filippov 1078 Finitely additive measures in the time-optimality problemA. B. Pashaev 1082 Chronicle Î ñåìèíàðå ïî êà÷åñòâåííîé òåîðèè äèôôåðåíöèàëüíûõ óðàâíåíèé â Ìîñêîâñêîì óíèâåðñèòåòå 1085