Vol 55 No 5 (2003) | Ukrains’kyi Matematychnyi Zhurnal

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Published: 25.05.2003

Research articles

Comparison of Exact Constants in Inequalities for Derivatives of Functions Defined on the Real Axis and a Circle

V. F. Babenko, V. A. Kofanov, S. A. Pichugov

579-589
- PDF (Русский)
- Springer
Behavior of the Double-Layer Potential for a Parabolic Equation on a Manifold

J. N. Bernatskaya

590-603
- PDF (Українська)
- Springer
On the Solution of Problems of Nonlinear Conditional Optimization on Arrangements by the Cut-Off Method

O. A. Emets, T. M. Barbolina

604-611
- PDF (Українська)
- Springer
Averaged Synthesis of the Optimal Control for a Wave Equation

O. V. Kapustyan, A. V. Sukretna

612-620
- PDF (Українська)
- Springer
On Conditions for the Applicability of the Lax–Phillips Scattering Scheme to the Investigation of an Abstract Wave Equation

S. A. Kuzhel'

621-630
- PDF (Українська)
- Springer
On One Problem of the Investigation of Global Solutions of Linear Differential Equations with Deviating Argument

A. M. Samoilenko

631-640
- PDF (Русский)
- Springer
Construction of an Integral Manifold of a Multifrequency Oscillation System with Fixed Times of Pulse Action

R. I. Petryshyn, A. M. Samoilenko, Т. M. Sopronyuk

641-662
- PDF (Українська)
- Springer
Best “Continuous” $n$-Term Approximations in the Spaces $S_\phi ^p$

V. I. Rukasov, O. I. Stepanets

663-670
- PDF (Русский)
- Springer
On the Representation of Linear Continuous Functionals in Spaces of Analytic Functions of the Hardy–Sobolev Type in a Polydisk

R. F. Shamoyan

671-686
- PDF (Русский)
- Springer
Smooth and Topological Equivalence of Functions on Surfaces

V. V. Sharko

687-700
- PDF (Русский)
- Springer

Short communications

Criterion for the Denseness of Algebraic Polynomials in the Spaces $L_p \left( {{\mathbb{R}},d {\mu }} \right)$, $1 ≤ p < ∞$

A. G. Bakan

701-705
- PDF (Русский)
- Springer
The Jacobi Field of a Lévy Process

Yu. M. Berezansky, E. V. Lytvynov, D. A. Mierzejewski

706-710
- PDF
- Springer
On the Application of the Averaging Principle in Stochastic Differential Equations of Hyperbolic Type

V. G. Kolomiyets, O. V. Kolomiets, Yu. A. Mitropolskiy

711-715
- PDF (Українська)
- Springer
Construction of Separately Continuous Functions with Given Restriction

V. V. Mykhailyuk

716-721
- PDF (Українська)
- Springer