No. 3 (2021)

No 3 (2021)

DOI: 10.17721/1812-5409.2021/3

DOI: https://doi.org/10.17721/1812-5409.2021/3

Published: 2021-12-07

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Algebra, Geometry and Probability Theory

Sequential resource allocation in a stochastic environment: an overview and numerical experiments

A. S. Dzhoha

13-25
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Differential equations, mathematical physics and mechanics

Non-stationary problem of elasticity for a quarter-plane

N. D. Vaysfeld, Z. Yu. Zhuravlova

28-33
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Radiation of a flat piston in a wedge-shaped waveguide

V. O. Husak

34-37
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Determination of acoustic radiation acting on a spherical rigid particle placed in an elastic tube filled with liquid

O. P. Zhuk, Y. A. Zhuk

38-41
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Study of nanosized gold films by scanning tunneling microscopy

Y. O. Zhuk, M. M. Melnichenko, D. V. Havryliuk

42-45
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Robust stability of the global attractor of the reaction-diffusion system

O. V. Kapustyan, Oleksandr B. Kurylko, T. V. Yusypiv

46-50
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Influence of the internal dynamics of the interacting coherent vortex structures to the generated sound field

T. P. Konovalyuk, T. S. Krasnopolskaya, E. D. Pechuk

51-54
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Study of perforated plates stretching by finite element method

O. G. Kutsenko, A. G. Kutsenko, L. V. Kharytonova

55-58
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Algorithm of solving of nonstationary thermoelastic problem for two-layered cylinder at time-variety heat transfer coefficient

O. G. Kutsenko, O. M. Kharytonov

59-62
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Application of the finite element-differences method for modeling of anisotropic filtration processes

M. V. Lubkov

63-66
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On the distribution of stresses near the crack in a toroidal shell with a flexible coating

M. V. Makoviichuk, I. P. Shatskyi, A. B. Shcherbii

67-70
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Stokes flows in 3D containers

V. S. Malyuga, V. Yu. Duhnovsky, Ya. O. Zhuk

71-76
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Hereditary creep of isotropic composites of random structure under a complex stress state

B. P. Maslov

77-80
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A statistical algorithm for fast estimation of heart rate and localization of cardiac sounds in phonocardiograms recorded by electronic stethoscopes

V. N. Oliynik

81-84
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Modelling of contact interaction by “third body” in tribological problems

V. M. Onyshkevych, G. M. Barabash

85-88
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On the method of the damage accumulation analysis in front of the fatigue crack in thin plates

Alla V. Plashchynska

89-92
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Numerical solution of a singular integral equation related with a dynamic contact interaction problem

V. G. Popov, O. I. Kyrylova

93-96
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Damped steady-state resonant sloshing in a container of circular cross-section for arbitrary periodic nonparametric forcing

I. A. Raynovskyy, A. N. Timokha

97-100
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Computational method for solving boundary problems of the theory of elasticity using non-orthogonal systems of functions

V. P. Revenko

101-106
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Physico-mechanical characteristics of nanocomposite materials based on fluoroplastic

S. L. Revo, T. G. Avramenko, M. M. Melnichenko, K. O. Ivanenko

107-110
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Justification of application of nonlinear viscoelasticity model of Rabotnov's model type in creep problems

V. S. Reznik

111-114
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On the problem of calculating shear deformations in prismatic bars made of polymer materials under tension with torsion

V. S. Reznik, O. V. Ushakov, O. Y. Gorun

115-118
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Parameter of thermal rectification in the bimaterial with interfacial cracking

Kh. I. Serednytska

119-122
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Representation of solutions to the plane elasticity problems for a rectangular domain via Vihak’s functions

Yu. V. Tokovyy, M. Yo. Yuzvyak, A. V. Yasinskyy

123-126
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Computer Science and Informatics

Comparing of educational programs in terms of achievement of competencies and learning outcomes of compulsory educational components

L. L. Omelchuk, N. G. Rusina

129-136
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Modern Physics

Self-organized Au-GaAs metal-semiconductor micro- and nanostructures for applications in plasmonic photovoltaics

I. M. Dmitruk, Nataliya I. Berezovska, K. O. Maiko, S. V. Mamykin, I. B. Mamontova

139-142
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