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JOURNALS // Sibirskie Èlektronnye Matematicheskie Izvestiya [Siberian Electronic Mathematical Reports] // Archive

2023, Volume 20, Issue 2


Mathematical logic, algebra and number theory
On graphs that are not equationally Noetherian
I. M. Buchinskiy, A. V. Treyer
580
Spherical orders, properties and countable spectra of their theories
B. Sh. Kulpeshov, S. V. Sudoplatov
588
Minimality conditions, topologies, and ranks for spherically ordered theories
S. V. Sudoplatov
600
\large Equationally Noetherian varieties of semigroups and B. Plotkin's problem
A. N. Shevlyakov
724
Finite groups with formational subnormal primary subgroups of bounded exponent
V. S. Monakhov, I. L. Sokhor
785
On profinite polyadic groups
M. Shahryari, M. Rostami
814
Algebras of binary formulas for $\aleph_0$-categorical weakly circularly minimal theories: piecewise monotonic case
B. Sh. Kulpeshov
824
Quasi-definite primitive axial algebras of Jordan type half
I. B. Gorshkov, V. Yu. Gubarev
833
One corollary of description of finite groups without elements of order $6$
A. S. Kondrat'ev, M. S. Nirova
854
Constant expansion of theories and the number of countable models
B. S. Baizhanov, O. A. Umbetbayev
1037
Finite simple groups with two maximal subgroups of coprime orders
N. V. Maslova
1150

Mathematical life
A.D. Taimanov's theorems
I. A. Taimanov
1160

Mathematical logic, algebra and number theory
On equivalence classes of matrices over a finite field of odd characteristic
E. V. Zhuravlev
1200
On positive completeness and positively closed sets of multifunctions of rank $2$
I. K. Sharankhaev
1313
On the computability of ordered fields
M. V. Korovina, O. V. Kudinov
1341
Linear step-like logic of knowledge $\mathcal{LTK}.{sl}$
S. I. Bashmakov, T. Yu. Zvereva
1361
On submaximal ultraclones of self-dual hyperfunctions of rank $2$
S. A. Badmaev, I. K. Sharankhaev
1374
Complexes of relational structures and their properties
I. A. Emelianenkov
1381
Simple Novikov–Poisson algebras
A. S. Zakharov
1396
On the existence of nef-partitions for smooth well-formed Fano weighted complete intersections
M. A. Ovcharenko
1405
Seven-dimensional real and complex unsolvable Lie algebras
N. P. Mozhey
1443
On weakly $\mathrm{tcc}$-subgroups of finite groups
A. Trofimuk
1464
Effectively infinite classes of numberings and fixed point theorems
M. Kh. Faizrahmanov
1519
Multivalued groups and Newton polyhedron
V. G. Bardakov, T. A. Kozlovskaya
1590
Binary $(-1,1)$-bimodules over semisimple algebras
S. V. Pchelintsev
1605

Probability theory and mathematical statistics
Stability and instability of a random multiple access system with an energy harvesting and self-discharge mechanism
A. V. Rezler, M. G. Chebunin
735
On functional limit theorems for branching processes with dependent immigration
S. O. Sharipov
755
Limit theorems for forward and backward processes of numbers of non-empty urns in infinite urn schemes
M. G. Chebunin, A. P. Kovalevskii
913
On the moderate deviation principle for $m$-dependent random variables with sublinear expectation
E. V. Efremov, A. V. Logachov
961
Study of characteristics of the CUSUM procedure in a change point problem
V. I. Lotov, A. S. Tarasenko
987
On the distribution of the crossing number of a strip by trajectories of a stochastic process with independent increments
V. I. Lotov, V. R. Khodjibaev
1013

Geometry and topology
Complex and symplectic geometry of vector bundle manifolds
M. T. K. Abbassi, R. El Masdouri, I. Lakrini
1295

Discrete mathematics and mathematical cybernetics
Feynman checkers with absorption
M. D. Dmitriev
626
Test fragments of perfect colorings of circulant graphs
M. A. Lisitsyna, S. V. Avgustinovich
638
Edge $4$-critical Koester graph of order $28$
A. A. Dobrynin
847
Approximation algorithms for 2-PSP-2W-max and 2-CC-2W-max
A. N. Glebov, S. S. Lylova, S. G. Toktokhoeva
923
Multidimensional threshold matrices and extremal matrices of order $2$
A. A. Taranenko
1052
Linear and additive perfect codes over skew fields and quasi skew fields
S. A. Malyugin
1093
$L_{\infty}$ norm minimization for nowhere-zero integer eigenvectors of the block graphs of Steiner triple systems and Johnson graphs
E. A. Bespalov, I. Yu. Mogilnykh, K. V. Vorob'ev
1125
On reduction for eigenfunctions of graphs
A. Valyuzhenich
1290
On the structure of one class of perfect $\Pi$-partitions
K. L. Rychkov
1499

Differentical equations, dynamical systems and optimal control
Resonance in oscillators with nonlinearity manifested at intermediate amplitudes
E. Pelinovsky, I. Melnikov
616
Homogenized acoustic equations for a layered medium consisting of a viscoelastic material and a viscous compressible fluid
V. V. Shumilova
711
Flows of quasi-classical trajectories and asymptotics solutions of the Schrödinger equation
V. V. Khablov
773
Integration of the loaded mKdV-sine-Gordon equation with a source
U. A. Hoitmetov
859
A Radon type transform related to the Euler equations for ideal fluid
V. A. Sharafutdinov
880
A variational inequality for the Sturm–Liouville problem with discontinuous nonlinearity
D. K. Potapov
981
Algebraic ovals and rational integrals of Darboux-type systems
E. P. Volokitin, V. M. Cheresiz
1108
Spectrum of a problem about the flow of a polymeric viscoelastic fluid in a cylindrical channel (Vinogradov-Pokrovski model)
D. L. Tkachev, E. A. Biberdorf
1269
Stationary solutions of a boundary value problem for equations of barotropic flow of multicomponent media
A. E. Mamontov, D. A. Prokudin
1490
The exact solutions for the flow of liquid polymer with variable discharge in the flat channel with permeable walls
R. E. Semenko, G. N. Shukurov
1537
The problem on small motions of a mixture of viscous compressible fluids
D. A. Zakora
1552
Solvability of a regularized boundary value problem of chaotic dynamics of a polymer molecule
V. N. Starovoitov
1597

Computational mathematics
Performance preserving equivalence for stochastic process algebra dtsdPBC
I. V. Tarasyuk
646
Mathematical model of economic dynamics in an epidemic
A. Boranbayev, N. Obrosova, A. Shananin
797
Discretization of Boltzmann equation with finite volume method and explicit-implicit schemes
K. N. Volkov, V. N. Emelyanov, A. V. Pustovalov
942
On the convergence of locally one-dimensional schemes for the differential equation in partial derivatives of fractional orders in a multidimensional domain
A. K. Bazzaev
1064
Localization of discontinuity surfaces of the scattering coefficient according to the time-angular distribution of the radiation flux density
P. A. Vornovskikh, I. V. Prokhorov
1079
On mathematical models of COVID-19 pandemic
O. I. Krivorotko, S. I. Kabanikhin
1211
Application of a Taylor series to approximate a function with large gradients
A. I. Zadorin
1420
On the reconstruction of the absorption coefficient for the 2D acoustic system
M. A. Shishlenin, N. A. Savchenko, N. S. Novikov, D. V. Klyuchinskiy
1474
Phase control of the power of a floating wave power plant
A. B. Darienkov, M. V. Zhelonkin, A. A. Kurkin, A. S. Plekhov
1626

Real, complex and functional analysis
Multidimensional Hermite interpolation
M. E. Durakov, E. K. Leinartas, A. K. Tsikh
700
Laguerre expansions of $C-$regularized semigroups Functions
Y. Bajjou, A. Blali, A. El Amrani
1001
Inverse spectral problem for an antisymmetric tridiagonal matrix
A. I. Gudimenko
1026
Multivalued quasimöbius property and bounded turning
N. V. Abrosimov, V. V. Aseev
1185
Gaussian semigroups of operators in the space of Borel functions on a separable Hilbert space
O. E. Galkin, S. Yu. Galkina, I. Yu. Yastrebova
1320
Stability condition and Riesz bounds for exponential splines
E. V. Mishchenko
1430


© Steklov Math. Inst. of RAS, 2025