Convergence of distributions of integral functionals A. A. BorovkovE. A. Pecherskii OriginalPaper Pages: 685 - 698
Frequency conditions of existence of two almost periodic solutions in a nonlinear control system I. M. BurkinV. A. Yakubovich OriginalPaper Pages: 699 - 705
Best piecewise polynomial approximation A. M. VershikV. N. MalozemovA. B. Pevnyi OriginalPaper Pages: 706 - 717
Functions of hardy-littlewood type and orthogonal polynomials of steklov type Ya. L. Geronimus OriginalPaper Pages: 718 - 724
Pointwise convergence and summability of the sequence {S n ′ (f, x)/n} for a fourier series and a conjugate fourier series A. A. Zakharov OriginalPaper Pages: 755 - 766
A constructive description of the domains of definition of fractional powers of elliptic operators L. V. Koledov OriginalPaper Pages: 772 - 778
Methods of approximation of functions in invariant subspaces by dirichlet polynomials I. F. Krasichkov-Ternovskii OriginalPaper Pages: 779 - 787
The transition to polynomials upon convergence of |x|→∞ for solutions of a class of pseudodifferential equations S. V. UspenskiiB. N. Chistyakov OriginalPaper Pages: 806 - 819
A frequency theorem for the case in which the state and control spaces are hilbert spaces, with an application to some problems of synthesis of optimal controls, II V. A. Yakubovich OriginalPaper Pages: 828 - 845
Critical points of Green's function of the exterior of a convex region A. Yanushauskas OriginalPaper Pages: 846 - 851
The approximation of convex sets by polyhedra E. M. BronshteynL. D. Ivanov BriefCommunication Pages: 852 - 853
Local univalence of sufficiently smooth mappings with bounded distortion A. Yu. Obolenskii BriefCommunication Pages: 857 - 858
C1-smooth surfaces of bounded exterior positive curvature S. Z. Shefel' BriefCommunication Pages: 863 - 864
Mappings of three-dimensional domains realized by harmonic functions A. Yanushauskas OriginalPaper Pages: 865 - 867