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Vol. 56 No. 8 (2004)

Published: 25.08.2004

Research articles

On extension of continuous functions defined on a circle

E. P. Andriyuk

1011–1017
- PDF (Russian)
- Springer
Cayley transform of the generator of a uniformly bounded $C_0$ -semigroup of operators

A. M. Gomilko

1018-1029
- PDF (Russian)
- Springer
Groups with handles of order different from three

S. N. Kozulin, V. I. Senashov, V. P. Shunkov

1030–1042
- PDF (Russian)
- Springer
LI-Yorke sensitivity and other concepts of chaos

S. F. Kolyada

1043–1061
- PDF (Ukrainian)
- Springer
On the set of extremal functions in certain Kolmogorov-type inequalities

V. A. Kofanov

1062–1075
- PDF (Russian)
- Springer
Reducibility of a nonlinear oscillation system with pulse influence in the neighborhood of an integral manifold

P. M. Dudnytskyi, R. I. Petryshyn, A. M. Samoilenko

1076–1094
- PDF (Ukrainian)
- Springer
Asymptotic behavior of solutions of a nonlinear difference equation with continuous argument

S. Stevic

1095–1100
- PDF
- Springer
Correction of nonlinear orthogonal regression estimator

L. Fazekas, A. G. Kukush, S. Zwanzig

1101–1118
- PDF
- Springer

Short communications

Criterion for the uniqueness of a solution of the Darboux-Protter problem for multidimensional Hyperbolic equations with Chaplygin operator

S. A. Aldashev

1119–1127
- PDF (Russian)
- Springer
Point spectrum of the schrödinger operator with point interactions at the vertices of regular N-gons

M. Ye. Dudkin

1128–1134
- PDF (Ukrainian)
- Springer
On the degree of holomorphic mappings from an annulus into an annulus

Doan Tuan Nguyen, Viet Duc Pham

1135–1138
- PDF
- Springer
Piecewise-maximum closed Geodesic trajectories on bounded Toroidal manifolds

S. S. Romanov

1139–1142
- PDF (Russian)
- Springer
Generalized golden sections and a new approach to the geometric definition of a number

A. P. Stakhov

1143–1150
- PDF (Russian)
- Springer

Obituaries

Anatolii Yakovych Dorogovtsev

V. V. Buldygin, M. F. Gorodnii, D. V. Gusak, V. S. Korolyuk, A. M. Samoilenko

1151-1152
- PDF (Ukrainian)