Vol 50 No 1 (1998) | Ukrains’kyi Matematychnyi Zhurnal

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Published: 25.01.1998

Anniversaries

Anatolii Mikhailovich Samoilenko (on his 60th birthday)

3–4
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Research articles

A note on global attractivity in models of hematopoiesis

К. Gopalsamy

5–12
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Invariant tori of differential equations in a Banach space

M. Ilolov, A. M. Samoilenko

13–21
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Parametric bufferness in systems of parabolic and hyperbolic equations with small diffusion

A. Yu. Kolesov, E. F. Mishchenko, N. Kh. Rozov

22–35
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Stability of stochastic systems in the diffusion-approximation scheme

V. S. Korolyuk

36–47
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On the problem of estimation of the number of cycles in two-dimensional quadratic systems from the viewpoint of nonlinear mechanics

G. A. Leonov

48–57
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On the construction of an asymptotic solution of a perturbed Bretherton equation

Yu. A. Mitropolskiy

58–71
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Perturbations of degenerate coisotropic invariant tori of Hamiltonian systems

I. O. Parasyuk

72–86
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On integral manifolds of oscillating systems with slowly varying frequencies

L. M. Lakusta, R. I. Petryshyn

87–93
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Forced frequency locking of rotating waves

L. Recke

94–101
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The theory of the numerical-analytic method: Achievements and new trends of development. I

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

102–117
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Principle of additivity in averaging of degenerate nonlinear Dirichlet problems

D. V. Larin, I. V. Skrypnik

118–135
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On the exponential dichotomy of linear almost periodic pulse systems

V. I. Tkachenko

136–142
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Short communications

On the irreversibility of time for an electromagnetic hereditary linear system

G. Matarazzo

143–147
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Quasidifferential equations in semilinear metric spaces

V. A. Plotnikov

148–153
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