Zakirov, T. R.; Kolchugin, A. N.; Galeev, A. A.; Khramchenkov, M. G. Evaluation of absolute permeability in heterogeneous and anisotropic porous media using the lattice Boltzmann simulations. (English) Zbl 1479.76101 Lobachevskii J. Math. 42, No. 12, 3048-3059 (2021). MSC: 76S05 76M28 76M35 PDF BibTeX XML Cite \textit{T. R. Zakirov} et al., Lobachevskii J. Math. 42, No. 12, 3048--3059 (2021; Zbl 1479.76101) Full Text: DOI OpenURL
Yuldashev, T. K.; Mukhamadiev, F. G. Caliber of space of subtle complete coupled systems. (English) Zbl 07450568 Lobachevskii J. Math. 42, No. 12, 3043-3047 (2021). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54B20 PDF BibTeX XML Cite \textit{T. K. Yuldashev} and \textit{F. G. Mukhamadiev}, Lobachevskii J. Math. 42, No. 12, 3043--3047 (2021; Zbl 07450568) Full Text: DOI OpenURL
Vijayakumar, R. Note on weighted Bohr’s inequality. (English) Zbl 1482.30003 Lobachevskii J. Math. 42, No. 12, 3035-3042 (2021). MSC: 30B10 30H05 31A05 30C80 PDF BibTeX XML Cite \textit{R. Vijayakumar}, Lobachevskii J. Math. 42, No. 12, 3035--3042 (2021; Zbl 1482.30003) Full Text: DOI arXiv OpenURL
Usmanov, K. I.; Nazarova, K. Zh.; Yerkisheva, Zh. S. On the unique solvability of a boundary value problem for systems of loaded integro-differential equations with involution. (English) Zbl 07450566 Lobachevskii J. Math. 42, No. 12, 3022-3034 (2021). MSC: 45J05 PDF BibTeX XML Cite \textit{K. I. Usmanov} et al., Lobachevskii J. Math. 42, No. 12, 3022--3034 (2021; Zbl 07450566) Full Text: DOI OpenURL
Tursunov, D. A.; Sulaimanov, Z. M.; Khalmatov, A. A. Singularly perturbed ordinary differential equation with turning point and interior layer. (English) Zbl 07450565 Lobachevskii J. Math. 42, No. 12, 3016-3021 (2021). Reviewer: Robert Vrabel (Trnava) MSC: 34E15 34E20 34B05 34E05 PDF BibTeX XML Cite \textit{D. A. Tursunov} et al., Lobachevskii J. Math. 42, No. 12, 3016--3021 (2021; Zbl 07450565) Full Text: DOI OpenURL
Turmetov, B. Kh.; Kadirkulov, B. J. An inverse problem for a parabolic equation with involution. (English) Zbl 1480.35409 Lobachevskii J. Math. 42, No. 12, 3006-3015 (2021). MSC: 35R30 35C10 35K20 35R10 PDF BibTeX XML Cite \textit{B. Kh. Turmetov} and \textit{B. J. Kadirkulov}, Lobachevskii J. Math. 42, No. 12, 3006--3015 (2021; Zbl 1480.35409) Full Text: DOI OpenURL
Tuganbaev, A. A. Semidistributive Laurent series rings. (English) Zbl 07450563 Lobachevskii J. Math. 42, No. 12, 3000-3005 (2021). MSC: 13-XX 16-XX PDF BibTeX XML Cite \textit{A. A. Tuganbaev}, Lobachevskii J. Math. 42, No. 12, 3000--3005 (2021; Zbl 07450563) Full Text: DOI arXiv OpenURL
Sulewski, P. DS normal distribution: properties and applications. Appendix a. (English) Zbl 1483.60026 Lobachevskii J. Math. 42, No. 12, 2980-2999 (2021). MSC: 60E05 62E10 PDF BibTeX XML Cite \textit{P. Sulewski}, Lobachevskii J. Math. 42, No. 12, 2980--2999 (2021; Zbl 1483.60026) Full Text: DOI OpenURL
Sukiasyan, H. S. Piecewise linear approximation by the method of worst segment division. (English) Zbl 07450561 Lobachevskii J. Math. 42, No. 12, 2969-2979 (2021). MSC: 65-XX 78-XX PDF BibTeX XML Cite \textit{H. S. Sukiasyan}, Lobachevskii J. Math. 42, No. 12, 2969--2979 (2021; Zbl 07450561) Full Text: DOI OpenURL
Sudoplatov, S. V. Ranks for families of theories and their spectra. (English) Zbl 07450560 Lobachevskii J. Math. 42, No. 12, 2959-2968 (2021). MSC: 03-XX 81-XX PDF BibTeX XML Cite \textit{S. V. Sudoplatov}, Lobachevskii J. Math. 42, No. 12, 2959--2968 (2021; Zbl 07450560) Full Text: DOI arXiv OpenURL
Stognii, P. V.; Petrov, I. B. The numerical solution to the problem of exploring the influence of gas cavities on the modelling results. (English) Zbl 1479.74068 Lobachevskii J. Math. 42, No. 12, 2952-2958 (2021). MSC: 74J25 74S20 74L05 86A22 86A20 PDF BibTeX XML Cite \textit{P. V. Stognii} and \textit{I. B. Petrov}, Lobachevskii J. Math. 42, No. 12, 2952--2958 (2021; Zbl 1479.74068) Full Text: DOI OpenURL
Samatov, B. T.; Umaraliyeva, N. T.; Uralova, S. I. Differential games with the Langenhop type constrains on controls. (English) Zbl 1480.91049 Lobachevskii J. Math. 42, No. 12, 2942-2951 (2021). MSC: 91A24 49N75 PDF BibTeX XML Cite \textit{B. T. Samatov} et al., Lobachevskii J. Math. 42, No. 12, 2942--2951 (2021; Zbl 1480.91049) Full Text: DOI OpenURL
Rovenska, O. The lower estimate of deviations of Fejer sums on classes of Poisson integrals. (English) Zbl 1482.30099 Lobachevskii J. Math. 42, No. 12, 2936-2941 (2021). MSC: 30E10 30B40 PDF BibTeX XML Cite \textit{O. Rovenska}, Lobachevskii J. Math. 42, No. 12, 2936--2941 (2021; Zbl 1482.30099) Full Text: DOI OpenURL
Bory-Reyes, J. The homogeneous Riemann boundary value problem with general continuous coefficient on rectifiable open curves. (English) Zbl 1482.30101 Lobachevskii J. Math. 42, No. 12, 2926-2935 (2021). MSC: 30E25 30-02 PDF BibTeX XML Cite \textit{J. Bory-Reyes}, Lobachevskii J. Math. 42, No. 12, 2926--2935 (2021; Zbl 1482.30101) Full Text: DOI OpenURL
Ramazanov, M. I.; Jenaliyev, M. T.; Tanin, A. O. Two-dimensional boundary value problem of heat conduction in a cone with special boundary conditions. (English) Zbl 1480.35096 Lobachevskii J. Math. 42, No. 12, 2913-2925 (2021). MSC: 35C15 35K60 PDF BibTeX XML Cite \textit{M. I. Ramazanov} et al., Lobachevskii J. Math. 42, No. 12, 2913--2925 (2021; Zbl 1480.35096) Full Text: DOI OpenURL
Ponomaryov, D. On the relationship between the complexity of decidability and decomposability of first-order theories. (English) Zbl 07450554 Lobachevskii J. Math. 42, No. 12, 2905-2912 (2021). MSC: 68-XX 03-XX PDF BibTeX XML Cite \textit{D. Ponomaryov}, Lobachevskii J. Math. 42, No. 12, 2905--2912 (2021; Zbl 07450554) Full Text: DOI OpenURL
Nasyrov, S. R.; Nguyen Van Giang Asymptotics of the conformal modulus of unbounded symmetric doubly connected domain under stretching. (English) Zbl 1482.30022 Lobachevskii J. Math. 42, No. 12, 2895-2904 (2021). MSC: 30C20 PDF BibTeX XML Cite \textit{S. R. Nasyrov} and \textit{Nguyen Van Giang}, Lobachevskii J. Math. 42, No. 12, 2895--2904 (2021; Zbl 1482.30022) Full Text: DOI OpenURL
Lyubimtsev, O. V.; Tuganbaev, A. A. Centrally essential group algebras and classical rings of fractions. (English) Zbl 07450552 Lobachevskii J. Math. 42, No. 12, 2890-2894 (2021). Reviewer: Anatolii Tushev (Dnipro) MSC: 16S34 16S85 20C07 PDF BibTeX XML Cite \textit{O. V. Lyubimtsev} and \textit{A. A. Tuganbaev}, Lobachevskii J. Math. 42, No. 12, 2890--2894 (2021; Zbl 07450552) Full Text: DOI OpenURL
Lapin, A.; Lapin, S.; Zhang, S. Approximation of a mean field game problem with Caputo time-fractional derivative. (English) Zbl 1479.49089 Lobachevskii J. Math. 42, No. 12, 2876-2889 (2021). MSC: 49N80 91A16 90C26 65K10 PDF BibTeX XML Cite \textit{A. Lapin} et al., Lobachevskii J. Math. 42, No. 12, 2876--2889 (2021; Zbl 1479.49089) Full Text: DOI OpenURL
Kurganov, K. A.; Jamilov, U. U.; Okhunova, M. O. On a family of Volterra cubic stochastic operators. (English) Zbl 07450550 Lobachevskii J. Math. 42, No. 12, 2867-2875 (2021). MSC: 37N25 92D25 47B80 47H40 PDF BibTeX XML Cite \textit{K. A. Kurganov} et al., Lobachevskii J. Math. 42, No. 12, 2867--2875 (2021; Zbl 07450550) Full Text: DOI OpenURL
Kosmakova, M. T.; Ramazanov, M. I.; Kasymova, L. Zh. To solving the heat equation with fractional load. (English) Zbl 1480.35393 Lobachevskii J. Math. 42, No. 12, 2854-2866 (2021). MSC: 35R11 35K20 PDF BibTeX XML Cite \textit{M. T. Kosmakova} et al., Lobachevskii J. Math. 42, No. 12, 2854--2866 (2021; Zbl 1480.35393) Full Text: DOI OpenURL
Kondrateva, A. V. Non-alternating Hamiltonian Lie algebras of characteristic two in three variables. (English) Zbl 1479.17033 Lobachevskii J. Math. 42, No. 12, 2841-2853 (2021). MSC: 17B50 PDF BibTeX XML Cite \textit{A. V. Kondrateva}, Lobachevskii J. Math. 42, No. 12, 2841--2853 (2021; Zbl 1479.17033) Full Text: DOI arXiv OpenURL
Koledina, K.; Gubaydullin, I.; Koledin, S. Parameter analysis of stability of the Pareto front for optimal conditions of catalytic processes. (English) Zbl 1480.92247 Lobachevskii J. Math. 42, No. 12, 2834-2840 (2021). MSC: 92E20 PDF BibTeX XML Cite \textit{K. Koledina} et al., Lobachevskii J. Math. 42, No. 12, 2834--2840 (2021; Zbl 1480.92247) Full Text: DOI OpenURL
Khabibullin, B. N.; Menshikova, E. B. Balayage of measures with respect to polynomials and logarithmic kernels on the complex plane. (English) Zbl 1482.31005 Lobachevskii J. Math. 42, No. 12, 2823-2833 (2021). MSC: 31A05 31A15 30C85 PDF BibTeX XML Cite \textit{B. N. Khabibullin} and \textit{E. B. Menshikova}, Lobachevskii J. Math. 42, No. 12, 2823--2833 (2021; Zbl 1482.31005) Full Text: DOI arXiv OpenURL
Kazantsev, A. V. Conformal radius has unique critical point when pre-Schwarzian derivative is subordinate to classical majorants. (English) Zbl 1482.30039 Lobachevskii J. Math. 42, No. 12, 2816-2822 (2021). MSC: 30C45 30C80 PDF BibTeX XML Cite \textit{A. V. Kazantsev}, Lobachevskii J. Math. 42, No. 12, 2816--2822 (2021; Zbl 1482.30039) Full Text: DOI OpenURL
Kayumov, R. A.; Tazyukov, B. F.; Mukhamedova, I. Z. Simulation of a loss in stability of the middle layer of the three-layered rod under tension. (English) Zbl 1479.74035 Lobachevskii J. Math. 42, No. 12, 2808-2815 (2021). MSC: 74G60 74K10 74E30 74S05 PDF BibTeX XML Cite \textit{R. A. Kayumov} et al., Lobachevskii J. Math. 42, No. 12, 2808--2815 (2021; Zbl 1479.74035) Full Text: DOI OpenURL
Jamilov, U. U.; Kurganov, K. A. On a non-Volterra cubic stochastic operator. (English) Zbl 07450543 Lobachevskii J. Math. 42, No. 12, 2800-2807 (2021). Reviewer: Nasir N. Ganikhodjaev (Tashkent) MSC: 37N25 PDF BibTeX XML Cite \textit{U. U. Jamilov} and \textit{K. A. Kurganov}, Lobachevskii J. Math. 42, No. 12, 2800--2807 (2021; Zbl 07450543) Full Text: DOI OpenURL
Gubaidullin, D. A.; Fedorov, Yu. V. Forced oscillations of a bubbly liquid in a cylindrical path. (English) Zbl 1479.76102 Lobachevskii J. Math. 42, No. 12, 2789-2799 (2021). MSC: 76T10 76Q05 PDF BibTeX XML Cite \textit{D. A. Gubaidullin} and \textit{Yu. V. Fedorov}, Lobachevskii J. Math. 42, No. 12, 2789--2799 (2021; Zbl 1479.76102) Full Text: DOI OpenURL
Garaev, K. G. Remark to the main problem of calculus of variations. (English) Zbl 1479.49006 Lobachevskii J. Math. 42, No. 12, 2785-2788 (2021). Reviewer: Bülent Karasözen (Ankara) MSC: 49J20 PDF BibTeX XML Cite \textit{K. G. Garaev}, Lobachevskii J. Math. 42, No. 12, 2785--2788 (2021; Zbl 1479.49006) Full Text: DOI OpenURL
Formanov, Sh. K.; Jurayev, Sh. Yu. On transient phenomena in branching random processes with discrete time. (English) Zbl 07450540 Lobachevskii J. Math. 42, No. 12, 2777-2784 (2021). MSC: 60-XX 82-XX PDF BibTeX XML Cite \textit{Sh. K. Formanov} and \textit{Sh. Yu. Jurayev}, Lobachevskii J. Math. 42, No. 12, 2777--2784 (2021; Zbl 07450540) Full Text: DOI OpenURL
Dyachenko, A.; Karp, D. Ratios of the Gauss hypergeometric functions with parameters shifted by integers: more on integral representations. (English) Zbl 07450539 Lobachevskii J. Math. 42, No. 12, 2764-2776 (2021). MSC: 33-XX 11-XX PDF BibTeX XML Cite \textit{A. Dyachenko} and \textit{D. Karp}, Lobachevskii J. Math. 42, No. 12, 2764--2776 (2021; Zbl 07450539) Full Text: DOI arXiv OpenURL
Dhamodharan, D.; Rizk, Doaa A novel approach to fixed point theorems in 2-cone normed spaces over Banach algebras. (English) Zbl 1479.47044 Lobachevskii J. Math. 42, No. 12, 2754-2763 (2021). MSC: 47H10 PDF BibTeX XML Cite \textit{D. Dhamodharan} and \textit{D. Rizk}, Lobachevskii J. Math. 42, No. 12, 2754--2763 (2021; Zbl 1479.47044) Full Text: DOI OpenURL
Beshimov, R. B.; Safarova, D. T. Some topological properties of a functor of finite degree. (English) Zbl 07450537 Lobachevskii J. Math. 42, No. 12, 2744-2753 (2021). MSC: 54B20 PDF BibTeX XML Cite \textit{R. B. Beshimov} and \textit{D. T. Safarova}, Lobachevskii J. Math. 42, No. 12, 2744--2753 (2021; Zbl 07450537) Full Text: DOI OpenURL
Batyrshin, I. I. On \(1\)-degrees inside \(m\)-degrees. (English) Zbl 07450536 Lobachevskii J. Math. 42, No. 12, 2740-2743 (2021). Reviewer: Joseph S. Ullian (Santa Barbara) MSC: 03D30 68-XX PDF BibTeX XML Cite \textit{I. I. Batyrshin}, Lobachevskii J. Math. 42, No. 12, 2740--2743 (2021; Zbl 07450536) Full Text: DOI OpenURL
Ayupov, Sh.; Kudaybergenov, K. Ring isomorphisms of \(\ast \)-subalgebras of Murray-von Neumann factors. (English) Zbl 07450535 Lobachevskii J. Math. 42, No. 12, 2730-2739 (2021). MSC: 46L10 47B48 16W99 PDF BibTeX XML Cite \textit{Sh. Ayupov} and \textit{K. Kudaybergenov}, Lobachevskii J. Math. 42, No. 12, 2730--2739 (2021; Zbl 07450535) Full Text: DOI arXiv OpenURL
Ashurov, R. R.; Zunnunov, R. T. Inverse problem for determining the order of the fractional derivative in mixed-type equations. (English) Zbl 1480.35301 Lobachevskii J. Math. 42, No. 12, 2714-2729 (2021). MSC: 35M13 35R11 35R30 PDF BibTeX XML Cite \textit{R. R. Ashurov} and \textit{R. T. Zunnunov}, Lobachevskii J. Math. 42, No. 12, 2714--2729 (2021; Zbl 1480.35301) Full Text: DOI arXiv OpenURL
Akbaba, Ü.; Ipek Al, P. Maximally accretive differential operators of first order in the weighted Hilbert spaces. (English) Zbl 07450533 Lobachevskii J. Math. 42, No. 12, 2707-2713 (2021). MSC: 47-XX 81-XX PDF BibTeX XML Cite \textit{Ü. Akbaba} and \textit{P. Ipek Al}, Lobachevskii J. Math. 42, No. 12, 2707--2713 (2021; Zbl 07450533) Full Text: DOI OpenURL
Abildayeva, A. D.; Kaparova, R. M.; Assanova, A. T. To a unique solvability of a problem with integral condition for integro-differential equation. (English) Zbl 1481.45006 Lobachevskii J. Math. 42, No. 12, 2697-2706 (2021). MSC: 45J05 45B05 PDF BibTeX XML Cite \textit{A. D. Abildayeva} et al., Lobachevskii J. Math. 42, No. 12, 2697--2706 (2021; Zbl 1481.45006) Full Text: DOI OpenURL
Abdushukurov, A. A.; Nurmukhamedova, N. S. Asymptotic properties of likelihood ratio statistics in competing risks model under interval random censoring. (English) Zbl 1483.62059 Lobachevskii J. Math. 42, No. 12, 2687-2696 (2021). MSC: 62F05 60F05 60E05 62E20 62N05 PDF BibTeX XML Cite \textit{A. A. Abdushukurov} and \textit{N. S. Nurmukhamedova}, Lobachevskii J. Math. 42, No. 12, 2687--2696 (2021; Zbl 1483.62059) Full Text: DOI OpenURL