Volume 17 (2020)
Mathematical logic, algebra and number theory
Emelyanov D. Yu., Sudoplatov S. V.
Structure of algebras of binary formulas for polygonometrical
theories with the symmetry condition, pp. 1-20. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.001
Badmaev S. A., Sharankhaev I. K.
On the classes of partial functions generated by maximal partial ultraclones, pp. 32-46. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.003
Kravtsova O. V.
On alternating subgroup A5 in autotopism group of finite semifield plane, pp. 47-50.
PDF DOI 10.33048/semi.2020.17.004
Roman'kov V. A.
Primitive elements and automorphisms of the free metabelian group of rank 3, pp. 61-76.
PDF DOI 10.33048/semi.2020.17.006
Tankeev S. G.
On algebraic isomorphisms of rational cohomology of a Künnemann compactification of the Néron
minimal model, pp. 89-125.
PDF DOI 10.33048/semi.2020.17.007
Sozutov A. I., Suchkov N. M., Suchkova N. G.
On subgroups of group Lim(N), pp. 208-217. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.015
Sidorov V. V.
Isomorphisms of semirings of continuous nonnegative functions with max-addition and isomorphisms of
lattices of their subalgebras, pp. 318-337. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.021
Goncharov S., Ospichev S., Ponomaryov D., Sviridenko D.
The expressiveness of looping terms in the Semantic Programming, pp. 380-394.
PDF DOI 10.33048/semi.2020.17.024
Maslyaev D. A., Chermnykh V. V.
Semirings of skew Laurent polynomials, pp. 521-533. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.033
Grechkoseeva M. A., Skresanov S. V.
On element orders in covers of L4(q) and U4(q), pp. 585-589.
PDF DOI 10.33048/semi.2020.17.037
Bildanov R. R., Goryachenko V. A., Vasil'ev A. V.
Factoring nonabelian finite groups into two subsets, pp. 683-689.
PDF DOI 10.33048/semi.2020.17.046
Markhabatov N. D., Sudoplatov S. V.
Definable families of theories, related calculi and ranks, pp. 700-714.
PDF DOI 10.33048/semi.2020.17.048
Sudoplatov S. V.
Approximations of theories, pp. 715-725.
PDF DOI 10.33048/semi.2020.17.049
Krasitskaya A. I.
Stability of the class of divisible S-acts, pp. 726-731.
PDF DOI 10.33048/semi.2020.17.050
Kravchenko A. V., Schwidefsky M. V.
On the complexity of the lattices of subvarieties and congruences. II.
Differential groupoids and unary algebras, pp. 753-768.
PDF DOI 10.33048/semi.2020.17.054
Leontiev V. M.
Combinatorial problems connected with P. Hall's collection process, pp. 873-889. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.064
Fraiman M. I.
Twisted Burnside-Frobenius theorem and R∞-property for Lamplighter-type groups, pp. 890-898.
PDF DOI 10.33048/semi.2020.17.065
Peretyat'kin M. G.
The Tarski-Lindenbaum algebra of the class of all prime strongly constructivizable
models of algorithmic dimension one, pp. 913-922.
PDF DOI 10.33048/semi.2020.17.067
Rybakov V. V.
Temporal logic with accessibility temporal relations generated by time states themselves, pp. 923-932.
PDF DOI 10.33048/semi.2020.17.068
Poroshenko E. N.
On universal equivalence of partially commutative Lie algebras defined by graphs without
triangles and squares and with no isolated vertices, pp. 933-953. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.069
Vlasov D. Yu.
Proof search algorithm in pure logical framework, pp. 988-998.
PDF DOI 10.33048/semi.2020.17.073
Ershov Yu. L., Schwidefsky M. V.
On function spaces, pp. 999-1008.
PDF DOI 10.33048/semi.2020.17.074
Bazhenov N., Marchuk M.
A note on decidable categoricity and index sets, pp. 1013-1026.
PDF DOI 10.33048/semi.2020.17.076
Panasenko A. S.
Ñentral orders in simple finite dimensional superalgebras, pp. 1027-1042.
PDF DOI 10.33048/semi.2020.17.077
Schwidefsky M. V.
On sufficient conditions for Q-universality, pp. 1043-1051.
PDF DOI 10.33048/semi.2020.17.078
Monomial Rota-Baxter operators on free commutative non-unital algebra, pp. 1052-1063.
PDF DOI 10.33048/semi.2020.17.079
Maksimova L. L., Yun V. F.
Perceptibility in pre-Heyting logics, pp. 1064-1072.
PDF DOI 10.33048/semi.2020.17.080
Buturlakin A. A., Devyatkova I. E.
Periodic locally nilpotent groups of finite c-dimension, pp. 1100-1105.
PDF DOI 10.33048/semi.2020.17.083
Sozutov A. I.
On groups with a strongly embedded unitary subgroup, pp. 1128-1136.
PDF DOI 10.33048/semi.2020.17.085
Sudoplatov S. V.
On hypergraphs of minimal and prime models of theories of abelian groups, pp. 1137-1154. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.086
Revin D. O., Zavarnitsine A. V.
The behavior of π-submaximal subgroups under homomorphisms with π-separable kernels, pp. 1155-1164.
PDF DOI 10.33048/semi.2020.17.087
Kamozina O. V.
Stone lattices of multiply Ω-canonical Fitting classes, pp. 1280-1287.
PDF DOI 10.33048/semi.2020.17.094
Stepanova A. A., Skurihin E. E., Sukhonos A. G.
Product of Chu spaces in the category of Chu(S-Act), pp. 1352-1358. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.099
Badmaev S. A., Sharankhaev I. K.
On minimal bases in full partial ultraclone of rank 2, pp. 1478-1487. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.103
Peretyat'kin M. G.
The property of being a model complete theory is preserved by Cartesian extensions, pp. 1540-1551.
PDF DOI 10.33048/semi.2020.17.107
Shumilova V. V.
Spectrum of natural vibrations of a layered medium consisting of a Kelvin-Voigt material and a viscous
incompressible fluid, pp. 21-31. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.002
Durdiev U. D.
Numerical method for determining the dependence of the dielectric permittivity
on the frequency in the equation of electrodynamics with memory, pp. 179-189. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.013
Bazzaev A. K.
On the stability and convergence of difference schemes for the
generalized fractional diffusion equation with Robin boundary value conditions, pp. 738-752. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.053
Popov A. S.
Cubature formulas on the sphere that are invariant under the transformations
of the dihedral group of rotations D4, pp. 964-970.
PDF DOI 10.33048/semi.2020.17.071
Svetov I. E.
The method of approximate inverse for the Radon transform operator
acting on functions and for the normal Radon transform operators
acting on vector and symmetric 2-tensor fields in R3, pp. 1073-1087. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.081
Egorshin A. O.
Counter equations: smoothing, filtration, identification, pp. 1322-1351.
PDF DOI 10.33048/semi.2020.17.098
Differential equations, dynamical systems and optimal control
Eliseev A. G., Kirichenko P. V.
A solution of the singularly perturbed Cauchy problem in the presence of a «weak»
turning point at the limit operator, pp. 51-60. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.005
Zikirov O. S., Kholikov D. K.
Solvability of some non-local problems for the loaded pseudoparabolic equation, pp. 77-88.
PDF DOI 10.33048/semi.2020.17.007
Fankina I. V.
On the equilibrium problem for a two-layer structure with the upper layer covering a defect tip,
pp. 141-160. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.010
Urinov A. K., Karimov K. T.
Nonlocal boundary value problems for a three-dimensional elliptic equation with singular coefficients
in a semi-infinite parallelepiped, pp. 161-178. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.012
Mamontov A. E., Prokudin D. A.
Passage to the limit in the Galerkin approximations of the regularized problem of three-dimensional
unsteady motion of a viscous compressible heat-conducting multifluid, pp. 227-259. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.017
Voytitsky V. I., Kopachevsky N. D.
On small oscillations of three joined pendulums with cavities filled with homogeneous ideal fluids, pp. 260-299. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.018
Prokudin D. A.
Solvability of a regularized boundary-value problem for the system of
equations of dynamics of mixtures of viscous compressible heat-conducting fluids, pp. 300-312.
PDF DOI 10.33048/semi.2020.17.019
Petrova A. G.
Justification of asymptotic decomposition of a solution for
the problem of the motion of weak solutions of polymers near a critical point, pp. 313-317. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.020
Furtsev A. I.
The unilateral contact problem for a Timoshenko plate and a thin elastic obstacle, pp. 364-379.[Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.023
Mamontov A. E. Prokudin D. A.
Galerkin approximations in the problem of one-dimensional
unsteady motion of a viscous compressible two-component fluid, pp. 406-415.
PDF DOI 10.33048/semi.2020.17.026
Estimates for solutions of one class of systems of equations of neutral type with distributed delay, pp. 416-427. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.027
A viscoplastic contact problem with friction and adhesion, pp. 540-565.
PDF DOI 10.33048/semi.2020.17.035
Gainetdinova A. A., Gazizov R. K.
Integrating of systems of two second-order ordinary differential
equations with a small parameter that admit four essential operators, pp. 604-614.
PDF DOI 10.33048/semi.2020.17.039
Rudoy E. M.
Asymptotic modelling of bonded plates by a soft thin adhesive layer, pp. 615-625.
PDF DOI 10.33048/semi.2020.17.040
Fayazov K. S, Khudayberganov Y. K.
Ill-posed boundary value problem for mixed type system equations with two degenerate lines, pp. 647-660. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.043
Tsvetkov D. O.
Crumbled ice on the surface of a multilayered fluid, pp. 777-801.
PDF DOI 10.33048/semi.2020.17.056
Irgashev B. Yu.
On a boundary value problem for a high order mixed type equation, pp. 899-912.
PDF DOI 10.33048/semi.2020.17.066
Durdiev D. K., Totieva Z. D.
Inverse problem for a second-order hyperbolic integro-differential equation with variable coefficients for lower derivatives, pp. 1106-1127.
PDF DOI 10.33048/semi.2020.17.084
Sazhenkov S. A., Sazhenkova E. V.
Homogenization of a submerged two-level bristle structure for modeling in biotechnology, pp. 1359-1450.
PDF DOI 10.33048/semi.2020.17.100
Popova T. S.
On equilibrium of a two-dimensional viscoelastic body with a thin Timoshenko inclusion, pp. 1463-1477.
PDF DOI 10.33048/semi.2020.17.102
Two limit cycles for a class of discontinuous piecewise linear differential systems with two pieces, pp. 1488-1515.
PDF DOI 10.33048/semi.2020.17.104
Anikonov Yu. E.
Formulas in the theory of identification, pp. 1522-1539.[Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.106
Real, complex and functional analysis
Stepanova M. A.
On automorphisms of CR-submanifolds of complex Hilbert space, pp. 126-140. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.009
Abdullaev R., Chilin V., Madaminov B.
Isometries of spaces of LOG-integrable functions, pp. 218-226.
PDF DOI 10.33048/semi.2020.17.016
Gadzhimirzaev R. M.
Approximation of discrete functions using special series by modified Meixner polynomials, pp. 395-405.
PDF DOI 10.33048/semi.2020.17.025
Gagelgans K. V., Shlapunov A. A.
On the de Rham complex on a scale of anisotropic weghted Hölder spaces, pp. 428-444.
PDF DOI 10.33048/semi.2020.17.028
Gol'dshtein V., Kopylov Ya. A.
The Sobolev-Poincaré inequality and the Lq,p-cohomology of twisted cylinders, pp. 566-584.
PDF DOI 10.33048/semi.2020.17.036
Podvigin I. V.
Lower bound for the supremum of ergodic averages for Zd and
Rd-actions, pp. 626-636.
PDF DOI 10.33048/semi.2020.17.041
Romanov A. S.
Sobolev-type functions on nonhomogeneous metric spaces, pp. 690-699.
PDF DOI 10.33048/semi.2020.17.047
Kotelina N. O., Pevny A. B.
Exponential convexity and total positivity, pp. 802-806.
PDF DOI 10.33048/semi.2020.17.057
Abrosimov N. V., Baigonakova G. A., Grunwald L. A., Mednykh I. A.
Counting rooted spanning foresrs in cobordism of two circulant graphs, pp. 814-823.
PDF DOI 10.33048/semi.2020.17.059
Kuzovatov V. I., Kytmanov A. M.
On an analog of the Binet integral representation, pp. 840-852.
PDF DOI 10.33048/semi.2020.17.061
Balashova G. S.
Estimates of the norms of derivatives in the one- and multidimensional cases, pp. 865-872.
PDF DOI 10.33048/semi.2020.17.063
Voronin A. F.
Truncated Wiener-Hopf equation and matrix function factorization, pp. 1217-1226.
PDF DOI 10.33048/semi.2020.17.090
Sgibnev M. S.
The Wiener–Hopf equation with probability kernel of oscillating type, pp. 1288-1298.
PDF DOI 10.33048/semi.2020.17.095
Gichev V. M.
Factorization of special harmonic polynomials of three variables, pp. 1299-1312.
PDF DOI 10.33048/semi.2020.17.096
Kachurovskii A. G., Lapshtaev M. N., Khakimbaev A. J.
Von Neumann's ergodic theorem and Fejer sums for signed measures on the circle, pp. 1313-1321. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.097
Discrete mathematics and mathematical cybernetics
Rodionov V. I.
On recursion relations in the problem of enumeration of posets, pp. 190-207. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.014
Baransky V. A., Senchonok T. A.
On maximal graphical partitions that are the nearest to a given graphical partition, pp. 338-363. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.022
Tsiovkina L. Yu.
Arc-transitive groups of automorphisms of antipodal distance-regular graphs of diameter 3 in affine case,
pp. 445-495. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.029
Borodin O. V., Ivanova A. O.
All tight descriptions of 3-paths in plane graphs with girth 8, pp. 496-501.
PDF DOI 10.33048/semi.2020.17.030
Fedoryaeva T. I.
Classification of graphs of diameter 2, pp. 502-512. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.031
Glebov A. N.
Colouring planar graphs with bounded monochromatic components, pp. 513-520.
PDF DOI 10.33048/semi.2020.17.032
Mogilnykh I. Yu.
Perfect codes from PGL(2,5) in Star graphs, pp. 534-539.
PDF DOI 10.33048/semi.2020.17.034
Parshina O. G., Lisitsyna M. A.
The perfect 2-colorings of infinite circulant graphs with a continuous set of odd distances, pp. 590-603.
PDF DOI 10.33048/semi.2020.17.038
Glebov A. N., Pavlov I. A., Khadaev K. A.
Vertex colourings of multigraphs with forbiddances on edges, pp. 637-646. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.042
Perfect packing of d-cubes, pp. 853-864.
PDF DOI 10.33048/semi.2020.17.062
Januszewski J., Zielonka Ł.
A note on perfect packing of d-dimensional cubes, pp. 1009-1012.
PDF DOI 10.33048/semi.2020.17.075
Malyugin S. A.
Linear perfect codes of infinite length over infinite fields, pp. 1165-1182.
PDF DOI 10.33048/semi.2020.17.075
Makhnev A. A., Isakova M. M., Tokbaeva A. A.
The nonexistence small Q-polynomial graphs of type (III), pp. 1270-1279. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.093
Mogilnykh I. Yu., Solov'eva F. I.
Coordinate transitivity of a class of extended perfect codes and their SQS, pp. 1451-1462.
PDF DOI 10.33048/semi.2020.17.101
Borodin O. V., Ivanova A. O.
An extension of Franklin's Theorem, pp. 1516-1521.
PDF DOI 10.33048/semi.2020.17.105
Probability theory and mathematical statistics
Lotov V. I.
On some inequalities in boundary crossing problems for random walks, pp. 661-671. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.044
Mikhailov V. G., Mezhennaya N. M.
Normal approximation for U- and V-statistics of a stationary absolutely regular sequence, pp. 672-682.
PDF DOI 10.33048/semi.2020.17.045
Lotov V. I., Xodjibayev V. R.
On the distribution of the trajectory maximum of a stochastic process with switchings, pp. 807-813.[Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.058
Borovkov A. A.
Sharp asymptotics for the Laplace transform of the compound renewal process and related problems, pp. 824-839. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.060
Kovalevskii A. P.
Asymptotics of an empirical bridge of regression on induced order statistics, pp. 954-963.
PDF DOI 10.33048/semi.2020.17.070
Prasolov T. V.
Stochastic stability of a system of perfect integrate-and-fire inhibitory neurons, pp. 971-987.
PDF DOI 10.33048/semi.2020.17.072
Bulinskaya E. V.
On the maximal displacement of catalytic branching random walk, pp. 1088-1099.
PDF DOI 10.33048/semi.2020.17.082
Logachov A. V., Suhov Y. M., Vvedenskaya N. D., Yambartsev A. A.
A remark on normalizations in a local large deviations principle
for inhomogeneous birth-and-death process, pp. 1258-1269.
PDF DOI 10.33048/semi.2020.17.092
Geometry and Topology
Buturlakin A. A., Presnyakov S. S., Revin D. O., Savin S. A.
Area of a triangle and angle bisectors, pp. 732-737.
PDF DOI 10.33048/semi.2020.17.052
Nezhinskij V. M.
Isotopy invariants of spatial graphs, pp. 769-776. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.055
Klepikova S. V.
On four-dimensional locally homogeneous pseudo-Riemannian manifolds with isotropic Weyl tensor, pp. 1183-1216.
PDF DOI 10.33048/semi.2020.17.089
Ho J. C., Wildberger N. J.
A case study in Universal Geometry: extending Apollonian circles to relativistic geometry and finite fields, pp. 1227-1257.
PDF DOI 10.33048/semi.2020.17.091
Baizhanov B. S., Kulpeshov B. Sh., Zambarnaya T. S.
A.D. Taimanov and model theory in Kazakhstan, ñòð. A1-A58.
PDF DOI 10.33048/semi.2020.17.011
Gordienko V. M.
The works of the S. K. Godunov seminar on hyperbolic equations, pp. A59-A67. [Russian, English abstract]
PDF DOI 10.33048/semi.2020.17.051