Vol. 51 No. 4 (1999)

Published: 25.04.1999

Research articles

On a form of the scattering matrix for ρ-perturbations of an abstract wave equations

S. A. Kuzhel'

445–457
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- Springer
On the stability of solutions of a quasilinear uncertain system

Yu. A. Martynyuk-Chernienko

458–465
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- Springer
Discrete dynamical systems with invariant asymptotically stable toroidal manifold

A. M. Samoilenko, V. V. Slyusarchuk

466–471
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- Springer
Sufficient conditions for the almost layer finiteness of groups

V. I. Senashov

472–485
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- Springer
On the existence and uniqueness of a solution of the problem of uniform SK-spline-interpolation

A. S. Serdyuk

486–492
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- Springer
Approximate properties of the Zygmund method

O. I. Stepanets

493–518
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- Springer
Limit theorems in the theory of multipoint boundary-value problems

V. A. Nedokis, Yu. V. Teplinsky

519–531
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- Springer
Optimal control over nonlinear stochastic systems

M. V. Trigub

532–541
- PDF (Ukrainian)
- Springer
A functional limit theorem of the type of the law of large numbers for random reliefs

A. P. Yurachkovskii

542–552
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- Springer

Short communications

On the best $L_1$-approximations of functional classes by splines under restrictions imposed on their derivatives

V. F. Babenko, N. V. Parfinovych

435-444
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- Springer
Two theorems in the theory of summation of numerical series by lower triangular positive monotone matrices

N. A. Davydov

553-555
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- Springer
Optimization of a system of linear differential equations with random coefficients

K. G. Valeyev, I. A. Dzhalladova

556–561
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- Springer
Conditions for one-valued solvability of nonlinear stationary heat-conduction problems

Yu. V. Zhernovoi

562–567
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- Springer
Isomorphisms of combinatorial block decompositions of three-dimensional manifolds

O. O. Prishlyak

568–571
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- Springer
$T_0$-group and its place in the theory of groups

V. P. Shunkov

572-576
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