Cohomological geometry of differential equations (Independent University of Moscow, room 308, Moscow)
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Cohomological geometry of differential equations, Moscow |
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April 16, 2025 (Wed) |
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1. |
Lagrangian multiforms and dispersionless integrable systems E. V. Ferapontov April 16, 2025 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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April 9, 2025 (Wed) |
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2. |
On inverse variational problem: examples B. S. Kruglikov April 9, 2025 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 2, 2025 (Wed) |
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3. |
The quantum argument shift method on $U\mathfrak{gl}_n$ G. I. Sharygin April 2, 2025 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 26, 2025 (Wed) |
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4. |
A non-trivial conservation law with a trivial characteristic K. P. Druzhkov March 26, 2025 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 19, 2025 (Wed) |
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5. |
Geometry of the full symmetric Toda system G. I. Sharygin March 19, 2025 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 12, 2025 (Wed) |
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6. |
Turbulence geometry and Navier-Stokes equations V. V. Lychagin March 12, 2025 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 5, 2025 (Wed) |
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7. |
Invariant reduction for PDEs. II: The general mechanism K. P. Druzhkov March 5, 2025 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 26, 2025 (Wed) |
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8. |
Weak gauge PDEs Dmitry Rudinsky February 26, 2025 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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February 19, 2025 (Wed) |
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9. |
Singularities and Bi-complexes for PDEs Jacob Kryczka February 19, 2025 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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January 8, 2025 (Wed) |
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10. |
Towards a theory of homotopy structures for differential equations: First definitions and examples. Part 2 V. N. Rubtsov January 8, 2025 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 18, 2024 (Wed) |
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11. |
Towards a theory of homotopy structures for differential equations: First definitions and examples. Part 1 V. N. Rubtsov December 18, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 11, 2024 (Wed) |
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12. |
Invariant reduction for PDEs. I: Conservation laws of 1+1 systems of evolution equations K. P. Druzhkov December 11, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 27, 2024 (Wed) |
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13. |
On differential operators generating higher brackets E. S. Shemyakova November 27, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 20, 2024 (Wed) |
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14. |
Quantum argument shifts in general linear Lie algebras Ya. Ikeda November 20, 2024 16:00, Moscow, online, for the access link please contact seminar@gdeq.org
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November 13, 2024 (Wed) |
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15. |
Normal forms for differential operators A. B. Zheglov November 13, 2024 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 6, 2024 (Wed) |
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16. |
Remarkable properties of the full symmetric Toda system G. I. Sharygin November 6, 2024 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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October 9, 2024 (Wed) |
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17. |
Lax representations for Euler equations of ideal hydrodynamics O. I. Morozov October 9, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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September 18, 2024 (Wed) |
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18. |
Exact solutions and upscaling in conservation law systems P. G. Bedrikovetskii September 18, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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September 11, 2024 (Wed) |
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19. |
On a structure of the first order differential operators V. V. Lychagin September 11, 2024 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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May 22, 2024 (Wed) |
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20. |
Gauge PDEs on manifolds with boundaries and asymptotic symmetries M. A. Grigoriev May 22, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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May 15, 2024 (Wed) |
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21. |
Invariant divisors and equivariant line bundles Eivind Schneider May 15, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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May 1, 2024 (Wed) |
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22. |
Internal Lagrangians and gauge systems K. P. Druzhkov May 1, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 17, 2024 (Wed) |
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23. |
A construction of solutions of an integrable deformation of a commutative Lie algebra of skew Hermitian $\mathbb{Z}\times\mathbb{Z}$-matrices G. F. Helminck April 17, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 3, 2024 (Wed) |
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24. |
Besselland: autour and beyond. Part 3 V. N. Rubtsov April 3, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 27, 2024 (Wed) |
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25. |
Besselland: autour and beyond. Part 2 V. N. Rubtsov March 27, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 20, 2024 (Wed) |
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26. |
Besselland: autour and beyond. Part 1 V. N. Rubtsov March 20, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 6, 2024 (Wed) |
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27. |
Deformation quantisation of the argument shift on $U\mathfrak{gl}(n)$ G. I. Sharygin March 6, 2024 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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February 21, 2024 (Wed) |
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28. |
Bi-Hamiltonian systems and projective geometry R. F. Vitolo February 21, 2024 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 14, 2024 (Wed) |
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29. |
On flows and filtration in the presence of thermodynamic processes: generalized Navier-Stokes equations V. V. Lychagin February 14, 2024 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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December 13, 2023 (Wed) |
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30. |
Apollonius problem and caustics of an ellipsoid Ya. N. Aliyev December 13, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 6, 2023 (Wed) |
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31. |
Hexagonal circular 3-webs with polar curves of degree three S. I. Agafonov December 6, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 29, 2023 (Wed) |
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32. |
Presymplectic minimal models of local gauge theories M. A. Grigoriev November 29, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 22, 2023 (Wed) |
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33. |
On a classification of non-Abelian Painlevé equations I. A. Bobrova November 22, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 8, 2023 (Wed) |
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34. |
Dispersionless integrable systems in dimension 5 B. S. Kruglikov November 8, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 1, 2023 (Wed) |
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35. |
Extensions of Lie algebras and integrability of some equations of fluid dynamics and magnetohydrodynamics. O. I. Morozov November 1, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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October 25, 2023 (Wed) |
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36. |
Lorentzian geometry in the Lobachevsky plane Yu. L. Sachkov October 25, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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October 18, 2023 (Wed) |
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37. |
Dubrovin paradigm and beyond M. V. Pavlov October 18, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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October 11, 2023 (Wed) |
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38. |
Extrinsic geometry and linear differential equations of SL(3)-type B. M. Dubrov October 11, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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September 27, 2023 (Wed) |
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39. |
Derivations in group algebra bimodules A. A. Arutyunov September 27, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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September 20, 2023 (Wed) |
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40. |
Internal Lagrangians as variational principles K. P. Druzhkov September 20, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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September 13, 2023 (Wed) |
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41. |
On equivalence of planar webs V. V. Lychagin September 13, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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June 7, 2023 (Wed) |
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42. |
Contact vs symplectic geometry Svetlana Mukhina June 7, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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May 31, 2023 (Wed) |
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43. |
Integrability of the problem of motion of a body with a fixed point in a flow of particles M. M. Gadzhiev, A. S. Kuleshov May 31, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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May 17, 2023 (Wed) |
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44. |
Overdetermined systems of PDEs related to representations of semi-simple Lie algebras B. M. Dubrov May 17, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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May 10, 2023 (Wed) |
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45. |
Variational/Symplectic and Hamiltonian Operators Mark E. Fels May 10, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 26, 2023 (Wed) |
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46. |
Finite-dimensional dynamics of systems of evolutionary differential equations with many spatial variables A. G. Kushner April 26, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 5, 2023 (Wed) |
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47. |
Lagrangian formalism and the intrinsic geometry of PDEs K. P. Druzhkov April 5, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 29, 2023 (Wed) |
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48. |
Exact and asymptotic solutions of a system of nonlinear shallow water equations in basins with gentle shores S. Yu. Dobrokhotov, V. E. Nazaikinskii March 29, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 22, 2023 (Wed) |
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49. |
Quasilinear systems of Jordan block type E. V. Ferapontov March 22, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 15, 2023 (Wed) |
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50. |
Quasiderivations and commutative subalgebras of the algebra $U\mathfrak{gl}_n$ G. I. Sharygin March 15, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 1, 2023 (Wed) |
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51. |
Jet functors in noncommutative geometry Henrik Winther March 1, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 22, 2023 (Wed) |
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52. |
On perturbations retaining conservation laws of differential equations A. V. Samokhin February 22, 2023 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 15, 2023 (Wed) |
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53. |
On invariants and equivalence differential operators under algebraic Lie pseudogroups actions V. V. Lychagin February 15, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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February 8, 2023 (Wed) |
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54. |
Hurwitz numbers, matrix models, commuting operators A. Yu. Orlov February 8, 2023 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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December 21, 2022 (Wed) |
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55. |
Chopping integrals of the full symmetric Toda system, a new approach G. I. Sharygin December 21, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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December 14, 2022 (Wed) |
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56. |
One day workshop in honor of Maxim Pavlov's 60th birthday.
Hydrodynamic type systems and beyond: a long way towards integrability with Maxim Pavlov S. P. Tsarev December 14, 2022 17:00, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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57. |
One day workshop in honor of Maxim Pavlov's 60th birthday.
A relative of the NLS equation revisited F. Mueller-Hoissen December 14, 2022 17:00, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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58. |
One day workshop in honor of Maxim Pavlov's 60th birthday.
Growth of Lie algebras and integrability D. V. Millionshchikov December 14, 2022 17:00, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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59. |
One day workshop in honor of Maxim Pavlov's 60th birthday.
Multi-dimensional MAS-Pavlov-Jordan chain and its reductions B. G. Konopelchenko December 14, 2022 17:00, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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December 7, 2022 (Wed) |
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60. |
On normal forms of differential operators V. V. Lychagin December 7, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 30, 2022 (Wed) |
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61. |
Zamolodchikov Tetrahedron equation D. V. Talalaev November 30, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 23, 2022 (Wed) |
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62. |
New perspectives for generalized Kadomtsev-Petviashvili hierarchies J.-P. Magnot November 23, 2022, Moscow, online, for the access link please contact seminar@gdeq.org
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November 16, 2022 (Wed) |
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63. |
Monge-Ampère geometry and semigeostrophic equations Roberto D'Onofrio November 16, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 9, 2022 (Wed) |
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64. |
On the integration of suspension filtration equations and thrombus formation A. G. Kushner November 9, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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October 19, 2022 (Wed) |
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65. |
Homogeneous Hamiltonian operators, projective geometry and integrable systems R. F. Vitolo October 19, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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October 12, 2022 (Wed) |
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66. |
On interplay between jet and information geometries V. V. Lychagin October 12, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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October 5, 2022 (Wed) |
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67. |
Category of braided sets, extensions and 2-analogues D. V. Talalaev October 5, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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May 18, 2022 (Wed) |
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68. |
Noncommutative quantum mechanical systems associated with Lie algebras A. V. Smilga May 18, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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May 11, 2022 (Wed) |
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69. |
Hamiltonian reduction and rational Calogero system I. Yu. Gaiur May 11, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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May 4, 2022 (Wed) |
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70. |
On action-angle duality I. Marshall May 4, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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April 13, 2022 (Wed) |
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71. |
Natural invariants and classification of quasilinear second-order differential operators V. V. Lychagin April 13, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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April 6, 2022 (Wed) |
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72. |
Multiplicative kernels, Non-abelian Abel theorem, Kontsevich polynomials and around. Part 2 V. N. Rubtsov April 6, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 30, 2022 (Wed) |
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73. |
Quantum Matrix Algebras and their applications D. I. Gurevich March 30, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 16, 2022 (Wed) |
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74. |
Special Vinberg cones and their applications D. V. Alekseevskii March 16, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 9, 2022 (Wed) |
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75. |
Multiplicative kernels, Non-abelian Abel theorem, Kontsevich polynomials and around. Part 1 V. N. Rubtsov March 9, 2022 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 23, 2022 (Wed) |
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76. |
ODEs with essential contact or point symmetries B. S. Kruglikov February 23, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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February 9, 2022 (Wed) |
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77. |
Darboux integrability for diagonal systems of hydrodynamic type S. I. Agafonov February 9, 2022 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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December 29, 2021 (Wed) |
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78. |
Algebra and geometry of Lax representations and Bäcklund transformations for (1+1)-dimensional partial differential and differential-difference equations S. Igonin December 29, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 8, 2021 (Wed) |
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79. |
Jets, a computer algebra on diffieties H. Baran December 8, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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80. |
On the algebras of nonlocal symmetries for the (modified) 4D Martı́nez Alonso-Shabat equation P. Vojčák December 8, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 1, 2021 (Wed) |
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81. |
Second order integrable Lagrangians and WDVV equations E. V. Ferapontov December 1, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 24, 2021 (Wed) |
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82. |
On Cartan's C-class differential equations B. M. Dubrov November 24, 2021 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 17, 2021 (Wed) |
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83. |
Presymplectic gauge PDEs and Batalin-Vilkovisky formalism M. A. Grigoriev November 17, 2021 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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November 10, 2021 (Wed) |
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84. |
Differential invariants of Kundt spacetimes Eivind Schneider November 10, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 3, 2021 (Wed) |
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85. |
The Euler system on a space curve A. A. Duyunova, S. N. Tychkov November 3, 2021 19:40, Moscow, online, for the access link please contact seminar@gdeq.org
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October 27, 2021 (Wed) |
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86. |
Integrable PDEs and extensions of Lie-Rinehart algebras O. I. Morozov October 27, 2021 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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October 20, 2021 (Wed) |
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87. |
Triangular decoupling of systems of differential equations, with application to separation of variables on Schwarzschild spacetime Igor Khavkine October 20, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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October 13, 2021 (Wed) |
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88. |
Riemannian Cartan-Lie algebroids and groupoids and curved Yang-Mills-Higgs models Alexei Kotov October 13, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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October 6, 2021 (Wed) |
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89. |
WDVV equations and invariant bi-Hamiltonian formalism R. F. Vitolo October 6, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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September 22, 2021 (Wed) |
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90. |
On metric invariants of spherical harmonics V. V. Lychagin September 22, 2021 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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May 19, 2021 (Wed) |
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91. |
Kadomtsev-Petviashvili hierarchies of types B and C A. V. Zabrodin May 19, 2021 19:20, Moscow, Independent University of Moscow, room 303 or 304, for Zoom access please contact seminar@gdeq.org
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May 12, 2021 (Wed) |
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92. |
Operations on universal enveloping algebra and the "argument shift" method G. I. Sharygin May 12, 2021 19:20, Moscow, Independent University of Moscow, room 303 or 304, for Zoom access please contact seminar@gdeq.org
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May 5, 2021 (Wed) |
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93. |
Second-order PDEs in 3D with Einstein-Weyl conformal structure E. V. Ferapontov May 5, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 28, 2021 (Wed) |
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94. |
Asymmetric variable separation for the Clebsch model T. V. Skrypnyk April 28, 2021 19:20, Moscow, online
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April 21, 2021 (Wed) |
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95. |
Lax representations via twisted extensions of infinite-dimensional Lie algebras: some new results O. I. Morozov April 21, 2021 19:20, Moscow, Independent University of Moscow, room 304, for Zoom access please contact seminar@gdeq.org
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April 14, 2021 (Wed) |
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96. |
Sub-Riemannian geometry on the group of motions of the plane Yu. L. Sachkov April 14, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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April 7, 2021 (Wed) |
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97. |
On dynamics of molecular media and generalization of Navier-Stokes equations V. V. Lychagin April 7, 2021 19:20, Moscow, Independent University of Moscow, room 304, for Zoom access please contact seminar@gdeq.org
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March 31, 2021 (Wed) |
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98. |
Odd symplectic geometry in the BV-formalism H. M. Khudaverdian March 31, 2021 19:20, Moscow, Independent University of Moscow, room 304, for Zoom access please contact seminar@gdeq.org
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March 24, 2021 (Wed) |
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99. |
On integrability of some Riemann type hydrodynamical systems and Dubrovin integrability classification of perturbed Korteweg-de Vries type equations A. K. Prikarpatskii March 24, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 17, 2021 (Wed) |
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100. |
Nonlocal conservation law in a submerged jet V. V. Zhvick March 17, 2021 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org
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March 10, 2021 (Wed) |
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101. |
New variational principles for one-dimensional gas dynamics and for Egorov hydrodynamic type systems M. V. Pavlov March 10, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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March 3, 2021 (Wed) |
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102. |
Real Monge-Ampère operators and (almost) complex structures. Part 2 V. N. Rubtsov March 3, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 24, 2021 (Wed) |
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103. |
Non-Abelian generalizations of integrable PDEs and ODEs V. V. Sokolov February 24, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 17, 2021 (Wed) |
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104. |
Morse theory, Bruhat cells and Unitriangular geometry P. E. Pushkar' February 17, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 10, 2021 (Wed) |
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105. |
On monotonic pattern in periodic boundary solutions of cylindrical and spherical Kortweg-de Vries-Burgers equations A. V. Samokhin February 10, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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February 3, 2021 (Wed) |
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106. |
Coverings and multivector pseudosymmetries of differential equations V. N. Chetverikov February 3, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 23, 2020 (Wed) |
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107. |
Dispersionless integrable hierarchies and GL(2) geometry B. S. Kruglikov December 23, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 16, 2020 (Wed) |
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108. |
Killing compatibility complex on Kerr spacetime Igor Khavkine December 16, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 9, 2020 (Wed) |
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109. |
Quantisation ideals of nonabelian integrable systems A. V. Mikhailov December 9, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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December 2, 2020 (Wed) |
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110. |
Real Monge-Ampère operators and (almost) complex structures V. N. Rubtsov December 2, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org
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November 25, 2020 (Wed) |
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111. |
Differential equations, their symmetries, invariants and quotients V. V. Lychagin November 25, 2020 19:20, Moscow, online
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November 18, 2020 (Wed) |
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112. |
Tau theory, d=10 N=1 SUSY and BV A. S. Losev November 18, 2020 19:20, Moscow, online
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November 11, 2020 (Wed) |
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113. |
Hydrodynamic-type systems and homogeneous Hamiltonian operators: a necessary condition of compatibility Pierandrea Vergallo November 11, 2020 19:20, Moscow, online
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November 4, 2020 (Wed) |
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114. |
Nonlocal symmetry of CMA generates ASD Ricci-flat metric with no Killing vectors M. B. Sheftel November 4, 2020 19:20, Moscow, online
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October 21, 2020 (Wed) |
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115. |
A converse to Noether's theorem Markus Dafinger October 21, 2020 19:20, Moscow, online
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September 30, 2020 (Wed) |
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116. |
Nonlocal conservation laws of PDEs possessing differential coverings I. S. Krasil'shchik September 30, 2020 19:20, Moscow, Independent University of Moscow, room 308
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July 20, 2020 (Mon) |
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117. |
Polynomial Poisson algebras associated with elliptic curves. Part 2 V. N. Rubtsov July 20, 2020 15:00, Moscow, online
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July 13, 2020 (Mon) |
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118. |
Polynomial Poisson algebras associated with elliptic curves. Part 1 V. N. Rubtsov July 13, 2020 15:00, Moscow, online
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July 6, 2020 (Mon) |
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119. |
Presymplectic structures and intrinsic Lagrangians M. A. Grigoriev July 6, 2020 15:00, Moscow, online
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June 29, 2020 (Mon) |
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120. |
Extendable symplectic structures and the inverse problem of the calculus of variations for systems of equations written in an extended Kovalevskaya form K. P. Druzhkov June 29, 2020 15:00, Moscow, online
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June 22, 2020 (Mon) |
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121. |
Lax representations via extensions and deformations of Lie symmetry algebras O. I. Morozov June 22, 2020 15:00, Moscow, online
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June 15, 2020 (Mon) |
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122. |
Non-linear homomorphisms and thick morphisms H. M. Khudaverdian June 15, 2020 15:00, Moscow, online
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June 8, 2020 (Mon) |
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123. |
On the second Painlevé equation and its higher analogues Irina Bobrova June 8, 2020 15:00, Moscow, online
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June 1, 2020 (Mon) |
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124. |
System of differential equations over quaternion algebra Aleks Kleyn June 1, 2020 15:00, Moscow, online
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May 25, 2020 (Mon) |
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125. |
Continuum mechanics of media with inner structures S. N. Tychkov May 25, 2020 15:00, Moscow, online
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May 18, 2020 (Mon) |
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126. |
Using the KdV conserved quantities in problems of splitting of initial data and reflection / refraction of solitons in varying dissipation and/or dispersion media A. V. Samokhin May 18, 2020 15:00, Moscow, online
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May 11, 2020 (Mon) |
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127. |
Invariants of forth order linear differential operators V. A. Yumaguzhin May 11, 2020 15:00, Moscow, online
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May 4, 2020 (Mon) |
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128. |
On structure of linear differential operators of the first order V. V. Lychagin May 4, 2020 15:00, Moscow, online
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April 27, 2020 (Mon) |
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129. |
Shock waves in Euler flows of gases M. Roop April 27, 2020 15:00, Moscow, online
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March 11, 2020 (Wed) |
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130. |
Full symmetric Toda flows on real Lie groups and Bruhat order G. I. Sharygin March 11, 2020 19:20, Moscow, Independent University of Moscow, room 308
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March 4, 2020 (Wed) |
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131. |
Action-Angle Duality for a Poisson-Lie Deformation of the Trigonometric $\mathrm{BC}_n$ Sutherland System I. Marshall March 4, 2020 19:20, Moscow, Independent University of Moscow, room 308
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February 12, 2020 (Wed) |
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132. |
Periodic controls in step 2 strictly-convex sub-Finsler problems Yu. L. Sachkov February 12, 2020 19:20, Moscow, Independent University of Moscow, room 308
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February 5, 2020 (Wed) |
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133. |
Noether's theorem for diffeties K. P. Druzhkov February 5, 2020 19:20, Moscow, Independent University of Moscow, room 308
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December 18, 2019 (Wed) |
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134. |
Bi-Hamiltonian hydrodynamic type systems and their local Lagrangian representations M. V. Pavlov December 18, 2019 19:20, Moscow, Independent University of Moscow, room 308
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December 11, 2019 (Wed) |
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135. |
Fay identity: from Mathematical Physics through Geometry to Number Theory V. N. Rubtsov December 11, 2019 19:20, Moscow, Independent University of Moscow, room 308
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November 27, 2019 (Wed) |
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136. |
Generalization of the inverse problem of variational calculus. A complete solution. Part 2 K. P. Druzhkov November 27, 2019 19:20, Moscow, Independent University of Moscow, room 308
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November 20, 2019 (Wed) |
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137. |
Generalization of the inverse problem of variational calculus. A complete solution. Part 1 K. P. Druzhkov November 20, 2019 19:20, Moscow, Independent University of Moscow, room 308
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November 6, 2019 (Wed) |
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138. |
Bi-Hamiltonian systems of hydrodynamic type M. V. Pavlov November 6, 2019 19:20, Moscow, Independent University of Moscow, room 308
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October 30, 2019 (Wed) |
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139. |
Integrability structures of the generalized Hunter-Saxton equation O. I. Morozov October 30, 2019 19:20, Moscow, Independent University of Moscow, room 308
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October 16, 2019 (Wed) |
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140. |
Integrability of dispersionless differential equations in three and four dimensions: various approaches B. S. Kruglikov October 16, 2019 19:20, Moscow, Independent University of Moscow, room 308
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October 9, 2019 (Wed) |
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141. |
Convex trigonometry in problems with two-dimensional control L. V. Lokutsievskiy October 9, 2019 19:20, Moscow, Independent University of Moscow, room 308
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October 2, 2019 (Wed) |
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142. |
Hamiltonian geometry of the associativity equations N. A. Strizhova October 2, 2019 19:20, Moscow, Independent University of Moscow, room 308
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September 25, 2019 (Wed) |
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143. |
On equivalence of linear differential operators, acting in line bundles V. V. Lychagin September 25, 2019 19:20, Moscow, Independent University of Moscow, room 308
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September 18, 2019 (Wed) |
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144. |
Thick morphisms and Quantum Mechanics H. M. Khudaverdian September 18, 2019 19:20, Moscow, Independent University of Moscow, room 308
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May 15, 2019 (Wed) |
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145. |
Field line helicity and the second moment of the asymptotic linking number of magnetic lines P. M. Akhmet'ev May 15, 2019 19:20, Moscow, Independent University of Moscow, room 308
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April 17, 2019 (Wed) |
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146. |
Ruijsenaars duality in many-particle analogs of the Painlevé equation I. Yu. Gaiur April 17, 2019 19:20, Moscow, Independent University of Moscow, room 308
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April 10, 2019 (Wed) |
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147. |
Three computational approaches to weakly nonlocal Poisson brackets R. Vitolo April 10, 2019 19:20, Moscow, Independent University of Moscow, room 308
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April 3, 2019 (Wed) |
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148. |
On Hamiltonian geometry of the associativity equations and their reductions N. A. Strizhova April 3, 2019 19:20, Moscow, Independent University of Moscow, room 308
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March 27, 2019 (Wed) |
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149. |
The invariance property of the Riemann function and a method of its construction A. V. Aksenov March 27, 2019 19:20, Moscow, Independent University of Moscow, room 308
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March 20, 2019 (Wed) |
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150. |
Homological obstructions to quantization commutative families of functions and actions of Lie algebras G. I. Sharygin March 20, 2019 19:20, Moscow, Independent University of Moscow, room 308
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March 13, 2019 (Wed) |
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151. |
A new class of integrable systems of equations and their special solutions M. V. Pavlov March 13, 2019 19:20, Moscow, Independent University of Moscow, room 308
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March 6, 2019 (Wed) |
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152. |
Lax representations, integrable hierarchies, and non-central extensions of symmetry algebras of differential equations O. I. Morozov March 6, 2019 19:20, Moscow, Independent University of Moscow, room 308
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February 13, 2019 (Wed) |
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153. |
Supergeometry of gauge PDE M. A. Grigoriev February 13, 2019 19:20, Moscow, Independent University of Moscow, room 308
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December 19, 2018 (Wed) |
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154. |
Lax representations and exotic cohomology of symmetry algebras of PDEs O. I. Morozov December 19, 2018 19:20, Moscow, Independent University of Moscow, room 308
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December 12, 2018 (Wed) |
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155. |
Two-dimensional reductions of the Hirota-Ohta System M. V. Pavlov December 12, 2018 19:20, Moscow, Independent University of Moscow, room 308
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December 5, 2018 (Wed) |
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156. |
Vortexes in a nonviscous incompressible fluid V. V. Zhvick December 5, 2018 19:20, Moscow, Independent University of Moscow, room 308
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November 28, 2018 (Wed) |
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157. |
Linear differential operators invertible in an integro-differential sense V. N. Chetverikov November 28, 2018 19:20, Moscow, Independent University of Moscow, room 308
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November 21, 2018 (Wed) |
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158. |
Conformal model of hypercolumns of primary visual cortex, Möbius group, and the visual stability problem D. V. Alekseevskii November 21, 2018 19:20, Moscow, Independent University of Moscow, room 308
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November 14, 2018 (Wed) |
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159. |
Thermodynamics and the Navier-Stokes equations: gas flow with phase transitions M. Roop November 14, 2018 19:20, Moscow, Independent University of Moscow, room 308
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November 7, 2018 (Wed) |
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160. |
The generalized hodograph method and its applications M. V. Pavlov November 7, 2018 19:20, Moscow, Independent University of Moscow, room 308
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October 31, 2018 (Wed) |
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161. |
On singularities of the polytropic flow of a compressible gas D. V. Tunitsky October 31, 2018 19:20, Moscow, Independent University of Moscow, room 308
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October 24, 2018 (Wed) |
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162. |
Integrability and infinite hierarchies of symmetries or conservation laws N. G. Khor'kova October 24, 2018 19:20, Moscow, Independent University of Moscow, room 308
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October 3, 2018 (Wed) |
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163. |
Invertible linear ordinary differential operators and their generalizations V. N. Chetverikov October 3, 2018 19:20, Moscow, Independent University of Moscow, room 308
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September 19, 2018 (Wed) |
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164. |
On filtration of gas in porous media V. V. Lychagin September 19, 2018 19:20, Moscow, Independent University of Moscow, room 308
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