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Cohomological geometry of differential equations
Independent University of Moscow, room 308, Moscow

 Website: https://gdeq.org/Seminar
 Cohomological geometry of differential equations, Moscow May 19, 2021 (Wed) 1. Kadomtsev-Petviashvili hierarchies of types B and CA. V. ZabrodinMay 19, 2021 19:20, Moscow, Independent University of Moscow, room 303 or 304, for Zoom access please contact seminar@gdeq.org May 12, 2021 (Wed) 2. Operations on universal enveloping algebra and the "argument shift" methodG. I. SharyginMay 12, 2021 19:20, Moscow, Independent University of Moscow, room 303 or 304, for Zoom access please contact seminar@gdeq.org May 5, 2021 (Wed) 3. Second-order PDEs in 3D with Einstein-Weyl conformal structureE. V. FerapontovMay 5, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org April 28, 2021 (Wed) 4. Asymmetric variable separation for the Clebsch modelT. V. SkrypnykApril 28, 2021 19:20, Moscow, online April 21, 2021 (Wed) 5. Lax representations via twisted extensions of infinite-dimensional Lie algebras: some new resultsO. I. MorozovApril 21, 2021 19:20, Moscow, Independent University of Moscow, room 304, for Zoom access please contact seminar@gdeq.org April 14, 2021 (Wed) 6. Sub-Riemannian geometry on the group of motions of the planeYu. L. SachkovApril 14, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org April 7, 2021 (Wed) 7. On dynamics of molecular media and generalization of Navier-Stokes equationsV. V. LychaginApril 7, 2021 19:20, Moscow, Independent University of Moscow, room 304, for Zoom access please contact seminar@gdeq.org March 31, 2021 (Wed) 8. Odd symplectic geometry in the BV-formalismH. M. KhudaverdianMarch 31, 2021 19:20, Moscow, Independent University of Moscow, room 304, for Zoom access please contact seminar@gdeq.org March 24, 2021 (Wed) 9. On integrability of some Riemann type hydrodynamical systems and Dubrovin integrability classification of perturbed Korteweg-de Vries type equationsA. K. PrikarpatskiiMarch 24, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org March 17, 2021 (Wed) 10. Nonlocal conservation law in a submerged jetV. V. ZhvickMarch 17, 2021 19:20, Moscow, Independent University of Moscow, room 303, for Zoom access please contact seminar@gdeq.org March 10, 2021 (Wed) 11. New variational principles for one-dimensional gas dynamics and for Egorov hydrodynamic type systemsM. V. PavlovMarch 10, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org March 3, 2021 (Wed) 12. Real Monge-Ampère operators and (almost) complex structures. Part 2V. N. RubtsovMarch 3, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org February 24, 2021 (Wed) 13. Non-Abelian generalizations of integrable PDEs and ODEsV. V. SokolovFebruary 24, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org February 17, 2021 (Wed) 14. Morse theory, Bruhat cells and Unitriangular geometryP. E. Pushkar'February 17, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org February 10, 2021 (Wed) 15. On monotonic pattern in periodic boundary solutions of cylindrical and spherical Kortweg-de Vries-Burgers equationsA. V. SamokhinFebruary 10, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org February 3, 2021 (Wed) 16. Coverings and multivector pseudosymmetries of differential equationsV. N. ChetverikovFebruary 3, 2021 19:20, Moscow, online, for the access link please contact seminar@gdeq.org December 23, 2020 (Wed) 17. Dispersionless integrable hierarchies and GL(2) geometryB. S. KruglikovDecember 23, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org December 16, 2020 (Wed) 18. Killing compatibility complex on Kerr spacetimeIgor KhavkineDecember 16, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org December 9, 2020 (Wed) 19. Quantisation ideals of nonabelian integrable systemsA. V. MikhailovDecember 9, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org December 2, 2020 (Wed) 20. Real Monge-Ampère operators and (almost) complex structuresV. N. RubtsovDecember 2, 2020 19:20, Moscow, online, for the access link please contact seminar@gdeq.org November 25, 2020 (Wed) 21. Differential equations, their symmetries, invariants and quotientsV. V. LychaginNovember 25, 2020 19:20, Moscow, online November 18, 2020 (Wed) 22. Tau theory, d=10 N=1 SUSY and BVA. S. LosevNovember 18, 2020 19:20, Moscow, online November 11, 2020 (Wed) 23. Hydrodynamic-type systems and homogeneous Hamiltonian operators: a necessary condition of compatibilityPierandrea VergalloNovember 11, 2020 19:20, Moscow, online November 4, 2020 (Wed) 24. Nonlocal symmetry of CMA generates ASD Ricci-flat metric with no Killing vectorsM. B. SheftelNovember 4, 2020 19:20, Moscow, online October 21, 2020 (Wed) 25. A converse to Noether's theoremMarkus DafingerOctober 21, 2020 19:20, Moscow, online September 30, 2020 (Wed) 26. Nonlocal conservation laws of PDEs possessing differential coveringsI. S. Krasil'shchikSeptember 30, 2020 19:20, Moscow, Independent University of Moscow, room 308 July 20, 2020 (Mon) 27. Polynomial Poisson algebras associated with elliptic curves. Part 2V. N. RubtsovJuly 20, 2020 15:00, Moscow, online July 13, 2020 (Mon) 28. Polynomial Poisson algebras associated with elliptic curves. Part 1V. N. RubtsovJuly 13, 2020 15:00, Moscow, online July 6, 2020 (Mon) 29. Presymplectic structures and intrinsic LagrangiansM. A. GrigorievJuly 6, 2020 15:00, Moscow, online June 29, 2020 (Mon) 30. Extendable symplectic structures and the inverse problem of the calculus of variations for systems of equations written in an extended Kovalevskaya formK. P. DruzhkovJune 29, 2020 15:00, Moscow, online June 22, 2020 (Mon) 31. Lax representations via extensions and deformations of Lie symmetry algebrasO. I. MorozovJune 22, 2020 15:00, Moscow, online June 15, 2020 (Mon) 32. Non-linear homomorphisms and thick morphismsH. M. KhudaverdianJune 15, 2020 15:00, Moscow, online June 8, 2020 (Mon) 33. On the second Painlevé equation and its higher analoguesIrina BobrovaJune 8, 2020 15:00, Moscow, online June 1, 2020 (Mon) 34. System of differential equations over quaternion algebraAleks KleynJune 1, 2020 15:00, Moscow, online May 25, 2020 (Mon) 35. Continuum mechanics of media with inner structuresS. N. TychkovMay 25, 2020 15:00, Moscow, online May 18, 2020 (Mon) 36. Using the KdV conserved quantities in problems of splitting of initial data and reflection / refraction of solitons in varying dissipation and/or dispersion mediaA. V. SamokhinMay 18, 2020 15:00, Moscow, online May 11, 2020 (Mon) 37. Invariants of forth order linear differential operatorsV. A. YumaguzhinMay 11, 2020 15:00, Moscow, online May 4, 2020 (Mon) 38. On structure of linear differential operators of the first orderV. V. LychaginMay 4, 2020 15:00, Moscow, online April 27, 2020 (Mon) 39. Shock waves in Euler flows of gasesM. RoopApril 27, 2020 15:00, Moscow, online March 11, 2020 (Wed) 40. Full symmetric Toda flows on real Lie groups and Bruhat orderG. I. SharyginMarch 11, 2020 19:20, Moscow, Independent University of Moscow, room 308 March 4, 2020 (Wed) 41. Action-Angle Duality for a Poisson-Lie Deformation of the Trigonometric $\mathrm{BC}_n$ Sutherland SystemI. MarshallMarch 4, 2020 19:20, Moscow, Independent University of Moscow, room 308 February 12, 2020 (Wed) 42. Periodic controls in step 2 strictly-convex sub-Finsler problemsYu. L. SachkovFebruary 12, 2020 19:20, Moscow, Independent University of Moscow, room 308 February 5, 2020 (Wed) 43. Noether's theorem for diffetiesK. P. DruzhkovFebruary 5, 2020 19:20, Moscow, Independent University of Moscow, room 308 December 18, 2019 (Wed) 44. Bi-Hamiltonian hydrodynamic type systems and their local Lagrangian representationsM. V. PavlovDecember 18, 2019 19:20, Moscow, Independent University of Moscow, room 308 December 11, 2019 (Wed) 45. Fay identity: from Mathematical Physics through Geometry to Number TheoryV. N. RubtsovDecember 11, 2019 19:20, Moscow, Independent University of Moscow, room 308 November 27, 2019 (Wed) 46. Generalization of the inverse problem of variational calculus. A complete solution. Part 2K. P. DruzhkovNovember 27, 2019 19:20, Moscow, Independent University of Moscow, room 308 November 20, 2019 (Wed) 47. Generalization of the inverse problem of variational calculus. A complete solution. Part 1K. P. DruzhkovNovember 20, 2019 19:20, Moscow, Independent University of Moscow, room 308 November 6, 2019 (Wed) 48. Bi-Hamiltonian systems of hydrodynamic typeM. V. PavlovNovember 6, 2019 19:20, Moscow, Independent University of Moscow, room 308 October 30, 2019 (Wed) 49. Integrability structures of the generalized Hunter-Saxton equationO. I. MorozovOctober 30, 2019 19:20, Moscow, Independent University of Moscow, room 308 October 16, 2019 (Wed) 50. Integrability of dispersionless differential equations in three and four dimensions: various approachesB. S. KruglikovOctober 16, 2019 19:20, Moscow, Independent University of Moscow, room 308 October 9, 2019 (Wed) 51. Convex trigonometry in problems with two-dimensional controlL. V. LokutsievskiyOctober 9, 2019 19:20, Moscow, Independent University of Moscow, room 308 October 2, 2019 (Wed) 52. Hamiltonian geometry of the associativity equationsN. A. StrizhovaOctober 2, 2019 19:20, Moscow, Independent University of Moscow, room 308 September 25, 2019 (Wed) 53. On equivalence of linear differential operators, acting in line bundlesV. V. LychaginSeptember 25, 2019 19:20, Moscow, Independent University of Moscow, room 308 September 18, 2019 (Wed) 54. Thick morphisms and Quantum MechanicsH. M. KhudaverdianSeptember 18, 2019 19:20, Moscow, Independent University of Moscow, room 308 May 15, 2019 (Wed) 55. Field line helicity and the second moment of the asymptotic linking number of magnetic linesP. M. Akhmet'evMay 15, 2019 19:20, Moscow, Independent University of Moscow, room 308 April 17, 2019 (Wed) 56. Ruijsenaars duality in many-particle analogs of the Painlevé equationI. Yu. GaiurApril 17, 2019 19:20, Moscow, Independent University of Moscow, room 308 April 10, 2019 (Wed) 57. Three computational approaches to weakly nonlocal Poisson bracketsR. VitoloApril 10, 2019 19:20, Moscow, Independent University of Moscow, room 308 April 3, 2019 (Wed) 58. On Hamiltonian geometry of the associativity equations and their reductionsN. A. StrizhovaApril 3, 2019 19:20, Moscow, Independent University of Moscow, room 308 March 27, 2019 (Wed) 59. The invariance property of the Riemann function and a method of its constructionA. V. AksenovMarch 27, 2019 19:20, Moscow, Independent University of Moscow, room 308 March 20, 2019 (Wed) 60. Homological obstructions to quantization commutative families of functions and actions of Lie algebrasG. I. SharyginMarch 20, 2019 19:20, Moscow, Independent University of Moscow, room 308 March 13, 2019 (Wed) 61. A new class of integrable systems of equations and their special solutionsM. V. PavlovMarch 13, 2019 19:20, Moscow, Independent University of Moscow, room 308 March 6, 2019 (Wed) 62. Lax representations, integrable hierarchies, and non-central extensions of symmetry algebras of differential equationsO. I. MorozovMarch 6, 2019 19:20, Moscow, Independent University of Moscow, room 308 February 13, 2019 (Wed) 63. Supergeometry of gauge PDEM. A. GrigorievFebruary 13, 2019 19:20, Moscow, Independent University of Moscow, room 308 December 19, 2018 (Wed) 64. Lax representations and exotic cohomology of symmetry algebras of PDEsO. I. MorozovDecember 19, 2018 19:20, Moscow, Independent University of Moscow, room 308 December 12, 2018 (Wed) 65. Two-dimensional reductions of the Hirota-Ohta SystemM. V. PavlovDecember 12, 2018 19:20, Moscow, Independent University of Moscow, room 308 December 5, 2018 (Wed) 66. Vortexes in a nonviscous incompressible fluidV. V. ZhvickDecember 5, 2018 19:20, Moscow, Independent University of Moscow, room 308 November 28, 2018 (Wed) 67. Linear differential operators invertible in an integro-differential senseV. N. ChetverikovNovember 28, 2018 19:20, Moscow, Independent University of Moscow, room 308 November 21, 2018 (Wed) 68. Conformal model of hypercolumns of primary visual cortex, Möbius group, and the visual stability problemD. V. AlekseevskiiNovember 21, 2018 19:20, Moscow, Independent University of Moscow, room 308 November 14, 2018 (Wed) 69. Thermodynamics and the Navier-Stokes equations: gas flow with phase transitionsM. RoopNovember 14, 2018 19:20, Moscow, Independent University of Moscow, room 308 November 7, 2018 (Wed) 70. The generalized hodograph method and its applicationsM. V. PavlovNovember 7, 2018 19:20, Moscow, Independent University of Moscow, room 308 October 31, 2018 (Wed) 71. On singularities of the polytropic flow of a compressible gasD. V. TunitskyOctober 31, 2018 19:20, Moscow, Independent University of Moscow, room 308 October 24, 2018 (Wed) 72. Integrability and infinite hierarchies of symmetries or conservation lawsN. G. Khor'kovaOctober 24, 2018 19:20, Moscow, Independent University of Moscow, room 308 October 3, 2018 (Wed) 73. Invertible linear ordinary differential operators and their generalizationsV. N. ChetverikovOctober 3, 2018 19:20, Moscow, Independent University of Moscow, room 308 September 19, 2018 (Wed) 74. On filtration of gas in porous mediaV. V. LychaginSeptember 19, 2018 19:20, Moscow, Independent University of Moscow, room 308