Method of invariant transformations and logical deduction A. B. Nikolenko OriginalPaper Pages: 493 - 500
Moving singularities of solutions of differential systems with cylindrical phase surface A. R. ArtykovG. A. RabinkovI. G. Rozet OriginalPaper Pages: 512 - 518
Absence of absolute summability of the spectral expansions of functions from Nikol'skii's class by Riesz means V. G. Dolgolaptev OriginalPaper Pages: 526 - 530
Bounded Chebyshev sets in finite-dimensional Banach spaces I. G. Tsar'kov OriginalPaper Pages: 530 - 537
Chebyshev subspaces of spaces of abstract affine functions G. M. Ustinov OriginalPaper Pages: 537 - 543
Two limit theorems for critical Bellman-Harris branching processes A. L. Yakymiv OriginalPaper Pages: 546 - 550
Approximation of functions of several variables by Fejer sums S. P. Baiborodov OriginalPaper Pages: 553 - 561