Vol 50 No 12 (1998) | Ukrains’kyi Matematychnyi Zhurnal

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Published: 25.12.1998

Research articles

On differentiability of open mappings

A. V. Bondar

1587–1600
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Generalized and classical almost periodic solutions of Lagrangian systems convex on a compact set

S. F. Zakharin, I. O. Parasyuk

1601–1608
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Random integral manifolds of systems of differential equations with unbounded operator in a Banach space

V. G. Kolomiyets, A. I. Mel'nikov

1609–1614
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On elements of the Lax-Phillips scattering scheme for $ρ$-perturbations of an abstract wave equation

S. A. Kuzhel'

1615–1629
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Strong summability of multiple Fourier series and Sidon-type inequalities

O. I. Kuznetsovci

1630–1635
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Solutions of systems of nonlinear difference equations that are continuous and bounded on the entire real axis and their properties

G. P. Pelyukh

1636–1645
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Irresolvable topologies on groups

I. V. Protasov

1646–1655
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The theory of the numerical-analytic method: Achievements and new trends of development. IV

M. I. Ronto, A. M. Samoilenko, S. I. Trofimchuk

1656–1672
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Perturbed Lamé equation and the Buslaev phase

S. Tajima

1673–1679
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Linear periodic boundary-value problem for a second-order hyperbolic equation. II. Quasilinear problem

N. H. Khoma

1680–1685
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Short communications

On a criterion of $NP$-completeness

V. V. Bulitko, V. K. Bulitko

1686–1691
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Analyticity of a free boundary in one problem of axisymmetric flow

A. S. Minenko

1692–1700
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Filtration of components of processes of random evolution

A. E. Lukin, A. V. Svishchuk

1701–1705
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On samples of independent random vectors in spaces of infinitely increasing dimension

M. Ya Ruzhilo, V. I. Stepakhno

1706–1711
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Criteria for the coincidence of the kernel of a function with the kernels of its Riesz and Abel integral means

E. G. Usenko

1712–1714
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Random variables determined by the distributions of their digits in a numeration system with complex base

V. Shkol’nyi O.

1715–1720
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Obituaries

Vladislav Kirillovich Dzyadyk

EditorialBoard

1721
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Index

Index of volume 50 of „Ukrainian Mathematical Journal"

1722-1728
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