Mathematical logic, algebra and number theory
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Cohomology for the Lie algebra of type $A_2$ over a field of characteristic $2$ Sh. Sh. Ibraev, B. E. Turbayev
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729 |
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When a (dual-)Baer module is a direct sum of (co-)prime modules M. R. Vedadi, N. Ghaedan
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782 |
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An example of a simple double Lie algebra V. Gubarev
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834 |
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On spaces of functional clones A. G. Pinus
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901 |
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Kleene star, subexponentials without contraction, and infinite computations S. L. Kuznetsov
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905 |
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HKSS-completeness of modal algebras N. Bazhenov
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923 |
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On read-once multifunctions in some base I. K. Sharankhaev
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1098 |
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On facets of the Newton polytope for the discriminant of the polynomial system I. A. Antipova, E. A. Kleshkova
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1180 |
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On some intervals in the lattice of ultraclones of rank $2$ S. A. Badmaev, A. E. Dugarov, I. V. Fomina, I. K. Sharankhaev
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1210 |
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On the join of Cross varieties of algebras I. M. Isaev
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1299 |
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Extensions of the category $S-Act$ E. E. Skurikhin, A. A. Stepanova, A. G. Sukhonos
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1332 |
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On centers of soluble graphs L. S. Kazarin, V. N. Tutanov
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1517 |
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On compressed zero-divisor graphs of finite commutative local rings E. V. Zhuravlev, O. A. Filina
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1531 |
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Characterization of groups $E_6(3)$ and ${^2}E_6(3)$ by Gruenberg–Kegel graph A. P. Khramova, N. V. Maslova, V. V. Panshin, A. M. Staroletov
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1651 |
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Special classes of positive preorders S. A. Badaev, B. S. Kalmurzayev, N. K. Mukash, A. A. Khamitova
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1657 |
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The sum of orders of elements in nonabelian groups of odd order A. A. Buturlakin, A. F. Tereshchenko
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1698 |
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On almost Engel $L$-varieties of vector spaces A. V. Kislitsin
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1705 |
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Locally free subgroups of one-relator groups A. I. Budkin
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1757 |
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Probability theory and mathematical statistics
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Moderate deviations principle for independent random variables under sublinear expectations Q. Q. Zhou, A. V. Logachov
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817 |
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On the accuracy of the poissonisation in the infinite occupancy scheme M. Chebunin
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1035 |
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Remarks on invariance principle for one-parametric recursive residuals A. Sakhanenko, A. Kovalevskii, A. Shelepova
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1058 |
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The moderate deviations principle for the trajectories of compound renewal processes on the half – line A. V. Logachov, A. A. Mogulskii
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1189 |
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Asymptotics of sums of regression residuals under multiple ordering of regressors M. G. Chebunin, A. P. Kovalevskii
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1482 |
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Harris ergodicity of a Split Transmission Control Protocol S. G. Foss, M. G. Chebunin
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1493 |
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On representations and simulation of conditioned random walks on integer lattices A. Sakhanenko, S. Foss
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1556 |
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On the asymptotics of the probability to stay above a non-increasing boundary for a non-homogeneous compound renewal process A. D. Shelepova, A. I. Sakhanenko
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1667 |
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Geometry and topology
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New proofs of infinitesimal rigidity of convex polyhedra and convex surfaces of revolution I. Kh. Sabitov
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740 |
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On the uniqueness of $ \mathcal{I}$-limits of sequences A. Blali, A. El Amrani, R. A. Hassani, A. Razouki
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744 |
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On PL embeddings of a 2-sphere in the 4-dimensional Euclidean space D. V. Bolotov
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867 |
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On geometrical properties of continuous mappings which preserve orientation of simplices V. A. Klyachin, N. A. Chåbanånko
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985 |
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On metrics admitting a discontinuum set of non-congruent immersions in $\mathbb R^3$ I. Kh. Sabitov
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1023 |
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The volume of a spherical antiprism with $S_{2n}$ symmetry N. Abrosimov, B. Vuong
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1165 |
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Quandles, quasoids and projections F. G. Korablev
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1261 |
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On semi-implicit numerical method for surface diffusion equation for triangulated surfaces Yu. D. Efremenko
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1367 |
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Spatial graphs and their isotopy classification V. M. Nezhinskij
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1390 |
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Continuous bijections of Borel subsets of the Sorgenfrey line on compact spaces V. R. Smolin
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1735 |
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Discrete mathematics and mathematical cybernetics
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On a class of vertex-transitive distance-regular covers of complete graphs L. Yu. Tsiovkina
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758 |
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Path partitioning planar graphs with restrictions on short cycles A. N. Glebov
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975 |
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Vertex-vertex color energy of a graph S. Udupa, R. S. Bhat
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1027 |
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Distance-regular Terwilliger graphs with intersection arrays $\{50,42,1;1,2,50\}$ and $\{50,42,9;1,2,42\}$ do not exist A. A. Makhnev, M. S. Nirova
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1075 |
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Minimum weight bases for quaternary Reed – Muller codes F. I. Solov'eva
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1358 |
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Enumeration of strictly Deza graphs with at most $21$ vertices S. V. Goryainov, D. I. Panasenko, L. V. Shalaginov
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1423 |
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Tight description of faces in torus triangulations with minimum degree 5 O. V. Borodin, A. O. Ivanova
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1475 |
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Error-tolerant ZZW-construction Yu. V. Kosolapov, F. S. Pevnev
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1506 |
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Divisible design graphs with parameters $(4n,n+2,n-2,2,4,n)$ and $(4n,3n-2,3n-6,2n-2,4,n)$ L. Shalaginov
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1742 |
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Differentical equations, dynamical systems and optimal control
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Reconstruction of a high-frequency source term of the wave equation from the asymptotics of the solution. Case of the Cauchy problem E. V. Korablina, V. B. Levenshtam
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827 |
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Local solvability of an approximate problem for one-dimensional equations of dynamics of viscous compressible heat-conducting multifluids A. E. Mamontov, D. A. Prokudin
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931 |
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A problem of normal oscillations of a system of bodies partially filled with ideal fluids under the action of an elastic damping device D. A. Zakora, K. V. Forduk
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997 |
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On solvability of the boundary value problem for one pseudohyperbolic equation L. N. Bondar, V. Nurmakhmatov
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1046 |
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On the stabilization of solutions to the initial-boundary value problem for the equations of dynamics of viscous compressible multicomponent media D. A. Prokudin
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1278 |
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Finding the parameters of exponential estimates of solutions to the Cauchy problem for some systems of linear delay differential equations N. V. Pertsev, K. K. Loginov
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1307 |
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On the existence of global solution of the system of equations of one-dimensional motion of a viscous liquid in a deformable viscous porous medium M. A. Tokareva, A. A. Papin
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1397 |
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Positive solutions of $p$-Laplacian fractional differential equations with fractional derivative boundary condition F. Haddouchi
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1596 |
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Invariant solutions of the gas dynamics equations from 4-parameter three-dimensional subalgebras containing all translations in space and pressure translation D. T. Siraeva
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1639 |
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Estimates for solutions to one class of nonlinear nonautonomous systems with time-varying concentrated and distributed delays I. I. Matveeva
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1689 |
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Solvability of a boundary value problem of chaotic dynamics of polymer molecule in the case of bounded interaction potential V. N. Starovoitov
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1714 |
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Computational mathematics
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Operator-orthoregressive methods for identifying coefficients of linear difference equations A. A. Lomov
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792 |
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An application of the Chebyshev collocation method for the calculation of a mass flux in a long concentric annular channel O. V. Germider, V. N. Popov
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805 |
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On the question of good conditionality of unsaturated quadrature formulas V. N. Belykh
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1083 |
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Performance evaluation in stochastic process algebra dtsdPBC I. V. Tarasyuk
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1105 |
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Iteratively regularized Gauss–Newton method in the inverse problem of ionospheric radiosonding M. Yu. Kokurin, A. E. Nedopekin
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1153 |
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Optimization of nodes of composite quadrature formulas in the presence of a boundary layer N. A. Zadorin
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1201 |
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The accuracy of numerical simulation of the acoustic wave propagations in a liquid medium based on Navier-Stokes equations A. S. Kozelkov, O. L. Krutyakova, V. V. Kurulin, D. Yu. Strelets, M. A. Shishlenin
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1238 |
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Real, complex and functional analysis
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Properties of extremal functions for $p$-capacity in $R^2$ A. S. Romanov
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845 |
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Application of integral transforms composition method (ITCM) to obtaining transmutations via integral transforms with Bessel functions in kernels E. L. Shishkina, S. M. Sitnik, I. Jebabli
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884 |
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Inverse problem for the Sturm–Liouville equation with piecewise entire potential and piecewise constant weight on a curve A. A. Golubkov
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951 |
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Extremality of $p$-harmonic functions in $R^2$ A. S. Romanov
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1015 |
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On the uniqueness of the solution to the Wiener–Hopf equation with probability kernel M. S. Sgibnev
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1146 |
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The ray transform of symmetric tensor fields with incomplete projection data, I: The kernel of the ray transform V. A. Sharafutdinov
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1219 |
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On finding the exact values of the constant in a $(1,q_2)$-generalized triangle inequality for Box-quasimetrics on $2$-step Carnot groups with $1$-dimensional center A. V. Greshnov
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1251 |
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Best approximation of differentiation operators on the Sobolev class of functions analytic in a strip R. R. Akopyan
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1286 |
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The problem on the measure of the union of line segments in the plane with restrictions on the set of their ends A. E. Lipin
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1319 |
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An open mapping theorem for the Navier-Stokes type equations associated with the de Rham complex over ${\mathbb R}^n$ A. A. Shlapunov, N. Tarkhanov
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1433 |
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Periodic interpolating-orthogonal bases of MRA and wavelets E. A. Pleshcheva
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1467 |
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Singular value decomposition of a normal Radon transform operator acting on 3D symmetric 2-tensor fields A. P. Polyakova
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1572 |
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Some questions on the relationship of the factorization problem of matrix functions and the truncated Wiener—Hopf equation in the Wiener algebra A. F. Voronin
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1615 |
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Reduction of the Kolmogorov inequality for a non negative part of the second derivative on the real line to the inequality for convex functions on an interval N. S. Payuchenko
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1625 |
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The length and area principle for a function on an abstract surface over a domain of a Carnot group M. V. Tryamkin
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1720 |
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Mathematical life
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The Seventh International Olympiad in Cryptography: problems and solutions A. A. Gorodilova, N. N. Tokareva, S. V. Agievich, C. Carlet, V. A. Idrisova, K. V. Kalgin, D. N. Kolegov, A. V. Kutsenko, N. Mouha, M. A. Pudovkina, A. N. Udovenko
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Ā.4 |
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4th International Conference Groups and quandles in low-dimensional topology, Tomsk, July 5 – 8, 2021 N. V. Abrosimov, V. G. Gorbounov, S. K. Nechaev, M. Singh, A. Yu. Vesnin
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Ā.30 |
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The Conference "Dynamics in Siberia", Novosibirsk, March 1 – 6, 2021 I. A. Dynnikov, A. E. Mironov, I. A. Taimanov, V. A. Timorin, A. Yu. Vesnin
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Ā.44 |
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In memory of Yuri Reshetnyak S. S. Kutateladze
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Ā.90 |
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International S.B. Stechkin's Workshop-Conference on Function Theory dedicated to the 85th anniversary of Yu.N. Subbotin and N.I. Chernykh V. V. Arestov, V. I. Berdyshev, A. G. Babenko, Yu. S. Volkov, M. V. Deikalova
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Ā.93 |