Volume 40, № 5, 1988
Fourier series: New results and unsolved problems
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 547-562
Approximation of functions by analytic complex splines in domains with quasiconformal boundary
Bely V. I., Strelkovskaya I. V.
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 563-568
Saturation classes of linear methods of summing Fourier series
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 569-576
A necessary and sufficient condition for multiplicative and additive systems without continuity conditions to be isomorphic up to contracting partitions
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 576-583
Direct theorems for the approximation of functions, regular in convex polygons, by exponential polynomials in the integral metric
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 584-591
Interaction of random forces on gyroscopic systems
Mitropolskiy Yu. A., Nosirov F. U.
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 592-599
Multiple minimality of the root vectors of a polynomial operator pencil perturbed by an analytic outside a disc operator-function S (λ) with S (∞) = 0
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 599-610
Multidimensional contour-solid theorems
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 610-619
Two approximate methods for solving nonlinear Neumann problems
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 619-625
Integral representation of Hermitian positive-matrix kernels of special structure
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 626-628
Behavior at infinity of solutions of an operator differential equation of first order in a Banach space
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 629-631
Hypercentral extensions of Abelian groups
Maznichenko V. A., Zaitsev D. I.
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 632-635
Integration of the Kolmogorov?Fokker-Planck equation by generalized separation of the arguments
Kolomiyets V. G., Rybachok A. V.
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 635-639
Relation of states of von Neumann algebras
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 640-642
Asymptotic splitting of systems of differential equations of second order with slowly varying and oscillating coefficients
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 642-644
Convergence of conditional means in the norm of the space BMO
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 644-647
J-property of Jordan arcs
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 647-649
A note on the central limit theorem in a Banach space
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 649-651
Limitations on the rate of decrease of solutions of elliptic equations in unbounded domains
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 652-654
Souslin number of the space of subgroups of a locally compact group
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 654-658
Differentiation of an operator valued measure in a Banach rigging
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 658-662
An analog of Hahn's theorem for infinite products
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 662-665
Borel measures in the space R α
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 665-668
Infinite locally finite simple groups with a nontrivial kernel of the centralizer of an elementary Abelian 2-subgroup
Ukr. Mat. Zh. - 1988. - 40, № 5. - pp. 668–670
