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Izvestiya of Saratov University. Mathematics. Mechanics. Informatics
Tome 21 (2021)
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Sommaire du
Fascicule no. 1
The research of some classes of almost periodic at infinity functions
I. A. Vysotskaya
;
I. I. Strukova
p. 4-14
On maximal subformations of
$n$
-multiple
$\Omega$
-foliated formations of~finite groups
M. M. Sorokina
;
S. P. Maksakov
p. 15-25
The flexural strength of anisotropic composite plates with free edges
A. G. Akopyan
p. 26-34
On the identification problem of the thermomechanical characteristics of the finite functionally graded cylinder
A. O. Vatulyan
;
S. A. Nesterov
p. 35-47
Features of complex vibrations of flexible micropolar mesh panels
E. Yu. Krylova
;
I. V. Papkova
;
O. A. Saltykova
;
V. A. Krysko
p. 48-59
Repeated alternating loading of a elastoplastic three-layer plate in~a~temperature field
E. I. Starovoitov
;
D. V. Leonenko
p. 60-75
Bounded finite-time stabilization of the prey -- predator model via Korobov's controllability function
A. E. Choque-Rivero
;
F. Ornelas-Tellez
p. 76-87
Multi-criteria approach to pair-multiple linear regression models constructing
M. P. Bazilevskiy
p. 88-99
Output process of the
$\mathrm{M|GI|1}$
is an asymptotical renewal process
I. L. Lapatin
;
A. A. Nazarov
p. 100-110
Heavy outgoing call asymptotics for
$\mathrm{MMPP|M|1}$
retrial queue with~two way communication and multiple types of outgoing calls
A. A. Nazarov
;
S. V. Paul
;
O. D. Lizyura
p. 111-124
Method of Markovian summation for study the repeated flow in~queueing tandem
$\mathrm{M|GI|}\infty \to \mathrm{GI}|\infty$
M. A. Shklennik
;
A. N. Moiseev
p. 125-137
Sommaire du
Fascicule no. 2
Quasi-polynomials of Capelli.~III
S. Yu. Antonov
;
A. V. Antonova
p. 142-150
Numerical solution of linear differential equations with~discontinuous coefficients and Henstock integral
S. F. Lukomskii
;
D. S. Lukomskii
p. 151-161
About the convergence rate Hermite -- Pad\'e approximants of~exponential functions
A. P. Starovoitov
;
E. P. Kechko
p. 162-172
On periodic solutions of Rayleigh equation
V. B. Tlyachev
;
A. D. Ushkho
;
D. S. Ushkho
p. 173-181
Constructing the dependence between the~Young’s modulus value and~the~Hounsfield units of spongy tissue of~human femoral heads
L. V. Bessonov
;
A. A. Golyadkina
;
P. O. Dmitriev
;
A. V. Dol'
;
V. S. Zolotov
;
D. V. Ivanov
;
I. V. Kirillova
;
L. Yu. Kossovich
;
Yu. I. Titova
;
V. Yu. Ulyanov
;
A. V. Kharlamov
p. 182-193
Approximation of the orientation equations of the orbital coordinate system by the weighted residuals method
I. A. Pankratov
p. 194-201
Artificial libration points in the task of towing space debris by an ion beam
V. G. Petukhov
;
V. V. Ryazanov
p. 202-212
Analytical algorithm of energy and time quasioptimal turn of~a~spacecraft under arbitrary boundary conditions
Ya. G. Sapunkov
;
A. V. Molodenkov
p. 213-226
Free vibration frequencies of a circular thin plate with nonlinearly perturbed parameters
A. L. Smirnov
;
G. P. Vasiliev
p. 227-237
The construction of all nonisomorphic minimum vertex extensions of~the~graph by the method of canonical representatives
M. B. Abrosimov
;
I. V. Los'
;
S. V. Kostin
p. 238-245
Imitation tools for automated systems used in small arms testing
A. Yu. Vdovin
p. 246-258
Mathematical and computer simulation of the electrophysical properties of a multicellular structure exposed to nanosecond electrical pulses
R. P. Kim
;
S. A. Korchagin
p. 259-266
Generation of colored graphs with isomorphism rejection
P. V. Razumovskii
;
M. B. Abrosimov
p. 267-277
Sommaire du
Fascicule no. 3
Reconstruction formula for differential systems with a singularity
M. Yu. Ignatiev
p. 282-293
Analytic embedding of pseudo-Helmholtz geometry
V. A. Kyrov
p. 294-304
Non-reductive spaces with equiaffine connections of nonzero curvature
N. P. Mozhey
p. 305-316
Solutions of the Loewner equation with combined driving functions
D. V. Prokhorov
;
A. M. Zakharov
;
A. V. Zherdev
p. 317-325
The explicit solution of the Neumann boundary value problem for~Bauer differential equation in circular domains
K. M. Rasulov
;
T. R. Nagornaya
p. 326-335
On the convergence of the order-preserving weak greedy algorithm for subspaces generated by the Szeg\"o kernel in the Hardy space
K. S. Speransky
p. 336-342
Differential operators on graphs with a cycle
V. A. Yurko
p. 343-351
Waves in a viscoelastic cylindrical waveguide with a defect
A. O. Vatulyan
;
V. O. Yurov
p. 352-367
Construction of 3D solid vertebral models using convolutional neural networks
A. S. Beskrovny
;
L. V. Bessonov
;
D. V. Ivanov
;
V. S. Zolotov
;
D. A. Sidorenko
;
I. V. Kirillova
;
L. Yu. Kossovich
p. 368-378
Resource optimization in management of technical maintenance of~automation and remote control systems
A. V. Gorelik
;
A. V. Orlov
;
D. V. Speranskiy
p. 379-389
Modeling the reliability of the onboard equipment of~a~mobile~robot
E. V. Larkin
;
T. A. Akimenko
;
A. V. Bogomolov
p. 390-399
The search for minimal edge
$1$
-extension of an undirected colored graph
P. V. Razumovsky
p. 400-407
The key exchange protocol based on non-commutative elements of~Clifford algebra
S. N. Chukanov
p. 408-418
Sommaire du
Fascicule no. 4
Two-dimensional limit series in ultraspherical Jacobi polynomials and their approximative properties
I. G. Guseinov
;
R. M. Gadzhimirzaev
p. 422-433
Distance between strongly and weakly convex sets
S. I. Dudov
;
M. A. Osiptsev
p. 434-441
The structure of groups with cyclic commutator subgroups indecomposable to a subdirect product of groups
V. A. Kozlov
;
G. N. Titov
p. 442-447
Harmonic analysis of functions almost periodic at infinity in~Banach modules
I. I. Strukova
p. 448-457
Binary basic splines in MRA
S. A. Chumachenko
p. 458-471
On differential approximations of difference schemes
Yu. A. Blinkov
;
M. D. Malykh
;
L. A. Sevastianov
p. 472-488
Study of the mechanical properties of carbon molecular structures in the form of multilayer graphene with vertically oriented carbon nanotubes
A. S. Kolesnikova
p. 489-502
Numerical method for calculating the stress-strain state in~a~prismatic surface-hardened spacemen with a~notch in elastic and~elastoplastic formulations
V. P. Radchenko
;
D. M. Shishkin
p. 503-519
Wavelet
$p$
-analogs of the discrete Haar transform
M. S. Bespalov
p. 520-531
The concept of information packet interaction in a multilevel system of digital twins
A. V. Vorobev
p. 532-543
Numerical simulation of oil production using surfactant-polymer flooding
M. G. Persova
;
Yu. G. Soloveichik
;
I. I. Patrushev
;
A. S. Ovchinnikova
p. 544-558