Vol 51 No 2 (1999) | Ukrains’kyi Matematychnyi Zhurnal

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Published: 25.02.1999

Research articles

On the connection between certain inequalities of the Kolmogorov type for periodic and nonperiodic functions

V. F. Babenko, S. A. Selivanova

147–157
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- Springer
On equivariant extensions of a differential operator by the example of the Laplace operator in a circle

V. P. Burskii

158–169
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- Springer
Asymptotic integration of systems of integro-differential equations with degeneracies

G. V. Zavizion

170–180
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- Springer
On a problem of restoration of curves

A. A. Ligun, A. A. Shumeiko

181–189
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- Springer
Solution of boundary-value problems for elliptic equations in the space of distributions

G. P. Lopushanskaya

190–203
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On the practical $μ$-stability of solutions of standard systems with delay

A. A. Martynyuk, Chzhen-tsi Sun'

204–213
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Stabilization for a finite time in problems with free boundary for some classes of nonlinear second-order equations

Yu. M. Berezansky, Yu. A. Mitropolskiy, M. Kh. Shkhanukov-Lafishev

214–223
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- Springer
Continuous approximations of discontinuous nonlinearities of semilinear elliptic-type equations

R. S. Iskakov, V. N. Pavlenko

224–233
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On analytic solutions of nonlinear differential functional equations with nonlinear deviations of arguments

G. P. Pelyukh, A. M. Samoilenko

234–240
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Uniqueness of solutions of impulsive hyperbolic differential-functional equations

D. Janiszewska-Walczak

241–250
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On some integral equations with the generalized Legendre function

N. A. Virchenko, Yu, V. Sichkar'

263–267
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Short communications

On the Levy-Baxter theorems for shot-noise fields. III

V. V. Buldygin, V. M. Mel'nik

251–254
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- Springer
On boundedness of square means for the logarithms of Blaschke products

Ya. V. Kondratyuk, A. A. Kondratyuk

255–259
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- Springer
Imbedding of the images of operators and reflexivity of Banach spaces

R. V. Vershinin

260–262
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- Springer
On the approximation of functions from Weyl-Nagy classes by Zygmund sums in the $L_q$ metric

M. V. Kostich

268-270
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Representations of the additive group of a nuclear space in terms of self-adjoint operators

O. V. Lopotko

271–274
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- Springer
On continuous dependence of solutions of linear differential equations on a parameter in a Banach space

Tkhe Khoan Nguen, Ngok Boi Fam

275–280
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A linear periodic boundary-value problem for a second-order hyperbolic equation

N. H. Khoma, L. G. Khoma

281–284
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A resonance case of the existence of solutions of a quasilinear second-order differential system, which are represented by Fourier series with slowly varying parameters

S. A. Shchegolev

285–288
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- Springer