Some questions of the spectral theory of differential equations of elliptic type in the space of vector functions on a finite interval V. I. GorbachukM. L. Gorbachuk OriginalPaper Pages: 9 - 19
Positive definite functions on certain sequence spaces Yu. G. Kondrat'ev OriginalPaper Pages: 20 - 25
Inversion of infinite matrices and inefficiency of matrix methods of summation V. I. Mel'nik OriginalPaper Pages: 26 - 30
Inverse theorems on approximation of functions on regular compact sets A. S. Prynik OriginalPaper Pages: 31 - 38
Problem of desteuction and resolvent of a terminating process with independent increments V. N. Suprun OriginalPaper Pages: 39 - 51
Zero controllability of linear stationary systems in Banach spaces I. V. BeikoM. M. Kopets Brief Communications Pages: 52 - 53
The question of arbitrary mappings f: D â R2 satisfying Men'shov's condition Kâ M. T. Brodovich Brief Communications Pages: 54 - 56
A difference scheme of improved order of accuracy A. V. GladkiiI. N. Lyashko Brief Communications Pages: 57 - 60
Some properties of the Cauchy â Poisson singular integral V. I. Gorbaichuk Brief Communications Pages: 61 - 63
Solvability of a linear partial integral equation L. M. LikhtarnikovL. Z. Vitova Brief Communications Pages: 64 - 67
Approximation by polygonal lines of curves given by parametric equations in the Hausdorff metric V. T. Martynyuk Brief Communications Pages: 68 - 72
Stability of systems with a transformed argument in the case where the deviations in the argument change sign V. P. Skripnik Brief Communications Pages: 77 - 80
Absolute summability of double series by matrix methods and theorems of Tauberian type for these methods K. M. Slepenchuk Brief Communications Pages: 81 - 85
The conformal mapping of a class of half-strips with nonsmooth boundary T. V. Strochik Brief Communications Pages: 86 - 91
Periodic solutions of a system of first-order linear differential equations with small derivative parameter in the case of multiple and simple elementary divisors N. I. Shkil'V. A. Bozhko Brief Communications Pages: 97 - 103
Uniqueness of the dynamics of Cutoff models in quantum field theory Ya. M. Yakymiv Brief Communications Pages: 104 - 109
Existence of quasiperiodic solutions of systems of differential equations which are close to being exactly integrable V. T. Yatsyuk Brief Communications Pages: 110 - 112