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Sevastyanov, Leonid Antonovich
Statistics Math-Net.Ru
Total publications: 29
Scientific articles: 27

Number of views:
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Abstract pages:6456
Full texts:3093
References:570
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https://www.mathnet.ru/eng/person57216
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Publications in Math-Net.Ru Citations
2023
1. L. A. Sevastianov, K. P. Lovetskiy, D. S. Kulyabov, “A new approach to the formation of systems of linear algebraic equations for solving ordinary differential equations by the collocation method”, Izv. Saratov Univ. Math. Mech. Inform., 23:1 (2023),  36–47  mathnet 1
2. E. A. Ayryan, M. M. Gambaryan, M. D. Malykh, L. A. Sevastyanov, “Reversible differential schemes for elliptical oscillators”, Zap. Nauchn. Sem. POMI, 528 (2023),  54–78  mathnet
2022
3. E. A. Ayryan, M. M. Gambaryan, M. D. Malykh, L. A. Sevastyanov, “On the trajectories of dynamical systems with quadratic right sides, calculated by reversible difference schemes”, Zap. Nauchn. Sem. POMI, 517 (2022),  17–35  mathnet 1
4. O. K. Kroytor, M. D. Malykh, L. A. Sevastyanov, “On normal modes of a waveguide”, Zh. Vychisl. Mat. Mat. Fiz., 62:3 (2022),  403–420  mathnet  mathscinet  elib; Comput. Math. Math. Phys., 62:3 (2022), 393–410  isi  scopus 1
2021
5. E. Yu. Shchetinin, L. A. Sevastianov, “On transfer learning methods in biomedical images classification tasks”, Inform. Primen., 15:4 (2021),  59–64  mathnet 1
6. Yu. A. Blinkov, M. D. Malykh, L. A. Sevastianov, “On differential approximations of difference schemes”, Izv. Saratov Univ. Math. Mech. Inform., 21:4 (2021),  472–488  mathnet 3
7. A. Baddour, M. D. Malykh, L. A. Sevastianov, “On periodic approximate solutions of dynamical systems with a quadratic right-hand side”, Zap. Nauchn. Sem. POMI, 507 (2021),  157–172  mathnet 2
2020
8. L. A. Sevastianov, E. Yu. Shchetinin, “On methods for improving the accuracy of multiclass classification on imbalanced data”, Inform. Primen., 14:1 (2020),  63–70  mathnet 6
9. E.Yu.Shchetinin, L. A. Sevastyanov, A. V. Demidova, D. S. Kulyabov, “Skin lesion classification using deep learning methods”, Mat. Biolog. Bioinform., 15:2 (2020),  180–194  mathnet 5
2019
10. A. A. Egorov, L. A. Sevastyanov, V. D. Shigorin, A. S. Ayriyan, E. A. Ayriyan, “Properties of nematic LC planar and smoothly-irregular waveguide structures: research in the experiment and using computer modeling”, Computer Optics, 43:6 (2019),  976–982  mathnet 1
11. M. D. Malykh, L. A. Sevastianov, “On calculation of an automorphism group of a hyperelliptic curve”, Zap. Nauchn. Sem. POMI, 485 (2019),  140–154  mathnet 1
12. M. D. Malykh, L. A. Sevastyanov, “On the representation of electromagnetic fields in discontinuously filled closed waveguides by means of continuous potentials”, Zh. Vychisl. Mat. Mat. Fiz., 59:2 (2019),  342–354  mathnet  elib; Comput. Math. Math. Phys., 59:2 (2019), 330–342  isi  scopus 2
2018
13. E. A. Ayryan, M. D. Malykh, L. A. Sevastyanov, “Differential schemes for the ordinary differential equations defining a projective correspondence between layers”, Zap. Nauchn. Sem. POMI, 468 (2018),  202–220  mathnet; J. Math. Sci. (N. Y.), 240:5 (2019), 634–645  scopus 3
2016
14. E. A. Ayryan, A. D. Egorov, D. S. Kulyabov, V. B. Malyutin, L. A. Sevastyanov, “Application of functional integrals to stochastic equations”, Matem. Mod., 28:11 (2016),  113–125  mathnet  elib; Math. Models Comput. Simul., 9:3 (2017), 339–348  scopus 5
2015
15. A. L. Sevastyanov, L. A. Sevastianov, A. A. Tyutyunnik, “Analytical calculations of derivation partial differential equations for coefficient Kantorovich functions”, Matem. Mod., 27:7 (2015),  103–110  mathnet  mathscinet  elib 1
16. D. V. Divakov, L. A. Sevastianov, “Application of incomplete Galerkin method to irregular junction in open planar waveguides”, Matem. Mod., 27:7 (2015),  44–50  mathnet  mathscinet  elib 5
2014
17. A. A. Egorov, A. L. Sevastyanov, E. A. Ayryan, L. A. Sevastianov, “Stable computer modeling of thin-film generalized waveguide Luneburg lens”, Matem. Mod., 26:11 (2014),  37–44  mathnet  mathscinet  elib 4
18. A. A. Egorov, L. A. Sevastyanov, A. L. Sevastyanov, “Method of adiabatic modes in research of smoothly irregular integrated optical waveguides: zero approximation”, Kvantovaya Elektronika, 44:2 (2014),  167–173  mathnet  elib [Quantum Electron., 44:2 (2014), 167–173  isi  scopus] 9
2012
19. E. A. Hayryan, A. A. Egorov, A. L. Sevast'yanov, K. P. Lovetskii, L. A. Sevast'yanov, “Application of adiabatic modes method for calculation and design of thin-film waveguide generalized Luneburg lens”, Vestnik TVGU. Ser. Prikl. Matem. [Herald of Tver State University. Ser. Appl. Math.], 2012, no. 3,  35–45  mathnet  elib
2010
20. A. A. Egorov, A. L. Sevastyanov, E. A. Ayrjan, K. P. Lovetskiy, L. A. Sevastianov, “Zero approximation of vector model for smoothly-irregular optical waveguide”, Matem. Mod., 22:8 (2010),  42–54  mathnet  mathscinet 11
21. A. A. Egorov, K. P. Lovetskii, A. L. Sevastyanov, L. A. Sevastyanov, “Simulation of guided modes (eigenmodes) and synthesis of a thin-film generalised waveguide Luneburg lens in the zero-order vector approximation”, Kvantovaya Elektronika, 40:9 (2010),  830–836  mathnet  elib [Quantum Electron., 40:9 (2010), 830–836  isi  scopus] 17
2009
22. O. N. Bikeev, K. P. Lovetskii, L. A. Sevastianov, A. A. Khokhlov, “Дифракция света на анизотропных покрытиях”, Matem. Mod. Kraev. Zadachi, 4 (2009),  22–25  mathnet
23. A. A. Egorov, L. A. Sevastyanov, “Structure of modes of a smoothly irregular integrated-optical four-layer three-dimensional waveguide”, Kvantovaya Elektronika, 39:6 (2009),  566–574  mathnet  elib [Quantum Electron., 39:6 (2009), 566–574  isi  scopus] 26
1998
24. E. P. Zhidkov, L. A. Sevastianov, “Properties of integral operators of the mathematical model for shadowed sputtering”, Matem. Mod., 10:10 (1998),  3–7  mathnet
25. E. P. Zhidkov, L. A. Sevastianov, “Macroparameters of an effective distribution and of a sourse function in the mathematical model of shadowed sputtering”, Matem. Mod., 10:9 (1998),  35–40  mathnet
26. L. A. Sevastianov, “The mathematical model of shadowed sputtering”, Matem. Mod., 10:4 (1998),  13–22  mathnet
27. L. A. Sevastianov, “Shadowing effects for noninteracting corpuscular fluxes”, Matem. Mod., 10:4 (1998),  3–12  mathnet
1990
28. E. P. Zhidkov, L. A. Sevastianov, M. Yu. Shashkov, “On the conference “Computational physics and mathematical modeling””, Matem. Mod., 2:3 (1990),  155–156  mathnet
1989
29. E. P. Zhidkov, N. N. Kalitkin, L. A. Sevastianov, “Computational physics and mathematical modelling”, Matem. Mod., 1:3 (1989),  152–153  mathnet

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