Approximation of functions by partial sums of Fourier series in polynomials orthogonal on an interval V. M. Badkov OriginalPaper Pages: 712 - 717
Constructive properties of functions with variable smoothness V. Ya. Yanchak OriginalPaper Pages: 718 - 721
Linear extensions of dynamic systems and the reductibility problem S. B. Katok OriginalPaper Pages: 722 - 728
Linear integro-differential equations with almost-periodic coefficients A. I. Yartsev OriginalPaper Pages: 729 - 735
Convergent sequences of linear operators in semiordered spaces R. K. Vasil'ev OriginalPaper Pages: 736 - 741
Analog of the secant method for Banach spaces V. A. OgnevaV. M. Cher n'yshenko OriginalPaper Pages: 742 - 745
Stability of systems of generators of the algebra C on manifolds A. A. Preobrazhenskii OriginalPaper Pages: 746 - 749
Topological abelian groups with a Dedekind lattice of closed subgroups Yu. N. Mukhin OriginalPaper Pages: 755 - 760
Intersection of plane boundaries of a polytope with acute angles E. M. Andreev OriginalPaper Pages: 761 - 764