Vladimir E. Bobkov

Common information
  • Position: Senior Reseacher of Department of Computational Mathematics
  • Degree: Candidate of Scienes (CSc.) (2015)
  • E-mail: bobkovve@gmail.com,  bobkov@matem.anrb.ru
  • Subject of reseach: elliptic problems, parabolic problems, existence of solutions, qualitative properties of solutions

Publications and preprints


   2023
1. V. Bobkov, M. Tanaka, “On subhomogeneous indefinite $p$-Laplace equations in supercritical spectral interval”, Calculus of Variations and Partial Differential Equations, 62:1 (2023), 22 , 39 pp., arXiv: 2110.11849  crossref
2. V. Bobkov, M. Tanaka, “On the antimaximum principle for the $p$-Laplacian and its sublinear perturbations”, Partial Differential Equations and Applications, 4 (2023), 21 , arXiv: 2210.08898  crossref
3. V. Bobkov, S. Kolonitskii, “Improved Friedrichs inequality for a subhomogeneous embedding”, Journal of Mathematical Analysis and Applications, 527:1 (2023), 127383 , arXiv: 2210.14111  crossref
4. J. Benedikt, V. Bobkov, R. N. Dhara, P. Girg, “Nonuniqueness for fractional parabolic equations with sublinear power-type nonlinearity”, 2023 (to appear) , arXiv: 2302.06363
5. V. Bobkov, M. Tanaka, “Abstract multiplicity results for $(p,q)$-Laplace equations with two parameters”, 2023 (to appear) , arXiv: 2308.16581

   2022
6. F. Baustian, V. Bobkov, “Basis properties of Fucik eigenfunctions”, Analysis Mathematica, 48:3 (2022), 619–648 , arXiv: 2012.10368  crossref  isi  scopus (cited: 1)
7. T. V. Anoop, V. Bobkov, P. Drabek, “Szegő-Weinberger type inequalities for symmetric domains with holes”, SIAM Journal on Mathematical Analysis, 54:1 (2022), 389–422 , arXiv: 2102.05932  crossref  isi  scopus (cited: 1)
8. J. Benedikt, V. Bobkov, R. N. Dhara, P. Girg, “Nonradiality of second eigenfunctions of the fractional Laplacian in a ball”, Proceedings of the American Mathematical Society, 150:12 (2022), 5335-5348 , arXiv: 2102.08298  crossref
9. V. Bobkov, M. Tanaka, “Multiplicity of positive solutions for $(p,q)$-Laplace equations with two parameters”, Communications in Contemporary Mathematics, 24:3 (2022), 2150008 , 25 pp., arXiv: 2007.11623  crossref  isi  scopus
10. F. Baustian, V. Bobkov, “Basisness of Fucik eigenfunctions for the Dirichlet Laplacian”, 2021 UNC Greensboro PDE Conference, Electronic Journal of Differential Equations, Conference 26, 2022, 33–43 , arXiv: 2111.08329  crossref
11. F. Baustian, V. Bobkov, “Basis properties of Fučík eigenfunctions for the Neumann Laplacian”, Journal of Mathematical Analysis and Applications, 516:1 (2022), 126466 , arXiv: 2204.06244  crossref  scopus

   2021
12. V. Bobkov, E. Parini, “On the Cheeger problem for rotationally invariant domains”, Manuscripta Mathematica, 166 (2021), 503–522 , arXiv: 1907.10474  crossref  mathscinet  isi (cited: 1)  scopus

   2020
13. V. Bobkov, P. Drabek, Y. Ilyasov, “Estimates on the spectral interval of validity of the anti-maximum principle”, Journal of Differential Equations, 269:4 (2020), 2956–2976 , arXiv: 1807.06804  crossref  mathscinet  zmath  adsnasa  isi  scopus
14. F. Baustian, V. Bobkov, “On asymptotic behavior of Dirichlet inverse”, International Journal of Number Theory, 16:6 (2020), 1337–1354 , arXiv: 1903.12445  crossref  mathscinet  isi  scopus (cited: 1)
15. V. Bobkov, P. Drabek, Y. Il’yasov, “On full Zakharov equation and its approximations”, Physica D: Nonlinear Phenomena, 401 (2020), 132168 , arXiv: 1801.00803  crossref  mathscinet  isi  scopus
16. V. Bobkov, S. Kolonitskii, “On qualitative properties of solutions for elliptic problems with the $p$-Laplacian through domain perturbations”, Communications in Partial Differential Equations, 45:3 (2020), 230–252 , arXiv: 1701.07408  crossref  mathscinet  isi (cited: 1)  scopus
17. V. Bobkov, M. Tanaka, “Generalized Picone inequalities and their applications to $(p,q)$-Laplace equations”, Open Mathematics, 18:1 (2020), 1030–1044 , arXiv: 2004.02928  crossref  mathscinet  isi (cited: 1)  scopus (cited: 2)
18. V. Bobkov, P. Drabek, J. Hernandez, “Existence and multiplicity results for a class of semilinear elliptic equations”, Nonlinear Analysis, 200 (2020), 112017 , 25 pp., arXiv: 2003.08995  crossref  mathscinet  isi (cited: 3)  scopus (cited: 3)
19. V. Bobkov, S. Kolonitskii, “Second-order derivative of domain-dependent functionals along Nehari manifold trajectories”, ESAIM: Control, Optimisation and Calculus of Variations, 26 (2020), 48 , 29 pp., arXiv: 1812.05012  crossref  isi  scopus

   2019
20. V. Bobkov, M. Tanaka, “On sign-changing solutions for $(p,q)$-Laplace equations with two parameters”, Advances in Nonlinear Analysis, 8:1 (2019), 101–129 , arXiv: 1606.06092  crossref  mathscinet  zmath  isi (cited: 12)  scopus (cited: 9)
21. V. Bobkov, S. Kolonitskii, “On a property of the nodal set of least energy sign-changing solutions for quasilinear elliptic equations”, Proceedings of the Royal Society of Edinburgh Section A: Mathematics, 149:5 (2019), 1163–1173 , arXiv: 1707.02816  crossref  mathscinet  zmath  isi (cited: 1)  scopus (cited: 2)
22. V. E. Bobkov, P. Takač, “On maximum and comparison principles for parabolic problems with the $p$-Laplacian”, Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas, 113:2 (2019), 1141–1158 , arXiv: 1803.09562  crossref  zmath  isi (cited: 3)  scopus (cited: 3)
23. V. Bobkov, M. Tanaka, “On the Fredholm-type theorems and sign properties of solutions for $(p,q)$-Laplace equations with two parameters”, Annali di Matematica Pura ed Applicata (1923 -), 198:5 (2019), 1651–1673 , arXiv: 1807.07727  crossref  mathscinet  zmath  scopus
24. V. Bobkov, “Asymptotic relation for zeros of cross-product of Bessel functions and applications”, Journal of Mathematical Analysis and Applications, 472:1 (2019), 1078–1092 , arXiv: 1803.09972  crossref  mathscinet  zmath  isi (cited: 5)  scopus (cited: 6)
25. V. Bobkov, P. Drabek, Y. Ilyasov, “On partially free boundary solutions for elliptic problems with non-Lipschitz nonlinearities”, Applied Mathematics Letters, 95 (2019), 23–28 , arXiv: 1812.08018  crossref  mathscinet  zmath  isi (cited: 1)  scopus

   2018
26. T. V. Anoop, V. Bobkov, S. Sasi, “On the strict monotonicity of the first eigenvalue of the $p$-Laplacian on annuli”, Transactions of the American Mathematical Society, 370 (2018), 7181–7199 , arXiv: 1611.03532  crossref  mathscinet  zmath  isi (cited: 7)  scopus (cited: 9)
27. B. Audoux, V. Bobkov, E. Parini, “On multiplicity of eigenvalues and symmetry of eigenfunctions of the $p$-Laplacian”, Topological Methods in Nonlinear Analysis, 51:2 (2018), 565–582 , arXiv: 1704.03194  crossref  mathscinet  zmath  isi (cited: 1)  scopus (cited: 2)
28. V. Bobkov, M. Tanaka, “Remarks on minimizers for $(p,q)$-Laplace equations with two parameters”, Communications on Pure & Applied Analysis, 17:3 (2018), 1219–1253 , arXiv: 1706.03034  crossref  mathscinet  zmath  isi (cited: 10)  scopus (cited: 9)
29. V. Bobkov, E. Parini, “On the higher Cheeger problem”, Journal of the London Mathematical Society, 97:3 (2018), 575–600 , arXiv: 1706.07282  crossref  mathscinet  zmath  isi (cited: 8)  scopus (cited: 8)
30. V. Bobkov, “On exact Pleijel’s constant for some domains”, Documenta Mathematica, 23 (2018), 799–813 , arXiv: 1802.04357  crossref  mathscinet  zmath
31. V. Bobkov, M. Tanaka, “On sign-changing solutions for resonant $(p,q)$-Laplace equations”, Differential Equations & Applications, 20:2 (2018), 197–208  crossref  mathscinet  isi

   2017
32. V. Bobkov, P. Drábek, “On some unexpected properties of radial and symmetric eigenvalues and eigenfunctions of the $p$-Laplacian on a disk”, Journal of Differential Equations, 263:3, 5 August (2017), 1755–1772 , arXiv: 1605.01175  crossref  mathscinet  zmath  adsnasa  isi (cited: 3)  scopus (cited: 5)

   2016
33. V. Bobkov, Y. Il'yasov, “Maximal existence domains of positive solutions for two-parametric systems of elliptic equations”, Complex Variables and Elliptic Equations, 61:5 (2016), 587–607 , arXiv: 1406.5275  crossref  mathscinet  zmath  isi (cited: 4)  scopus (cited: 4)

   2015
34. J. Benedikt, V. E. Bobkov, P. Girg, L. Kotrla, P. Takáč, “Nonuniqueness of solutions of initial-value problems for parabolic $p$-Laplacian”, Electronic Journal of Differential Equations, 2015, no. 38, 1–7 pdf  mathscinet  isi (cited: 3)
35. V. Bobkov, M. Tanaka, “On positive solutions for $(p, q)$-Laplace equations with two parameters”, Calculus of Variations and Partial Differential Equations, 54:3 (2015), 3277–3301 , arXiv: 1411.5192  crossref  mathscinet  zmath  isi (cited: 16)  scopus (cited: 15)

   2014
36. В. Е. Бобков, “О существовании непрерывной ветви знакопеременных решений эллиптических уравнений с выпукло-вогнутыми нелинейностями”, Дифференциальные уравнения, 50:6 (2014), 768–779  crossref  zmath  elib; V. E. Bobkov, “On the existence of a continuous branch of nodal solutions of elliptic equations with convex-concave nonlinearities”, Differential Equations, 50:6 (2014), 765–776  crossref  mathscinet  zmath  isi  elib  scopus
37. V. E. Bobkov, P. Takáč, “A Strong Maximum Principle for parabolic equations with the $p$-Laplacian”, Journal of Mathematical Analysis and Applications, 419:1, 1 November 2014 (2014), 218–230 pdf  crossref  mathscinet  zmath  isi (cited: 6)  scopus (cited: 6)
38. V. Bobkov, “Least energy nodal solutions for elliptic equations with indefinite nonlinearity”, Electronic Journal of Qualitative Theory of Differential Equations, 2014, no. 56, 1–15 pdf  crossref  mathscinet  isi (cited: 6)  scopus (cited: 7)

   2013
39. В. Е. Бобков, “О существовании знакопеременного решения эллиптических уравнений с выпукло-вогнутыми нелинейностями”, Уфимск. матем. журн., 5:2 (2013), 18–30  mathnet (цит.: 3)  mathscinet  elib; V. E. Bobkov, “On existence of nodal solution to elliptic equations with convex-concave nonlinearities”, Ufa Math. Journal, 5:2 (2013), 18–30 pdf  crossref  mathscinet
40. V. Bobkov, Y. Il'yasov, “Asymptotic behaviour of branches for ground states of elliptic systems”, Electronic Journal of Differential Equations, 2013, no. 212, 1–21 pdf  mathscinet  zmath

Conferences

Teaching

  • 2011-2013 гг. Ассистент кафедры математики УГАТУ.

Grants

  • RFBR 13-01-00294, "Development of variational methods for investigating special classes of solutions of nonlinear boundary value problems", 2014-2015, participant
  • RFBR 14-01-31054, "Stability of resonance phenomena in nonlinear models", 2014-2015, participant