The Schedule of the Seminar
«Geometry, Topology, and Their Applications»
over the 2019-2020 academic year

29.06.2020. R. Kashaev (University of Geneva, Switzerland). [zoom]
On the spectral problem of a three term difference operator.
[pdf]
22.06.2020. L.Polterovich (Tel Aviv University, Israel). [zoom]
Geometric facets of quantization.
[pdf]
15.06.2020. D.B. Kaledin (Moscow). [zoom]
Non-Kaehler complex surfaces (after Ornea-Verbitsky-Vuletescu).
08.06.2020. Wu Jie (Hebei Normal University, Shijiazhuang, China). [zoom]
Braided descriptions of homotopy groups of the 2-Sphere.
[pdf]
05.06.2020. On diploma works: [zoom]
  • Yu.D. Efremenko. Numerical solution of the surface diffusion equation.
  • I.R. Litosova. Local integrability of outer billiards.
On course works: [zoom]
  • M.E. Bobova. Outer billiards on the plane.
  • A.A. Egorov. Ideal rectangular hyperbolic polyhedra.
  • M.E. Ivanov. Totally flat-trivial virtual knots and their invariants.
  • V.E. Todikov. Cohomology of twisted connected sums.
  • A. Senninger. Curvilinear orthogonal coordiantes corresponding to torsion free sheaves on singular spectral curves.
01.06.2020. M. Dubashinskiy (Saint Petersburg). [zoom]
Infinite excitation limit: horocyclic chaos.
[pdf]
25.05.2020. A. Sorrentino (Universita degli Studi di Roma "Tor Vergata", Italy). [zoom]
Action-minimizing methods and invariant Lagrangian graphs.
[pdf]
18.05.2020. Tian Xu (Tianjin University, China). [zoom]
Noninear Dirac equations on compact spin manifolds.
11.05.2020. D.V. Millionshchikov (Moscow). [zoom]
Invariant geometry on nilmanifolds and narrow Lie algebras.
[pdf]
04.05.2020. A.V. Penskoi (Moscow). [zoom]
Isoperimetric inequalities for Laplace eigenvalues on the sphere and the real projective plane.
[pdf]
27.04.2020. Wu Jie (Hebei Normal University, Shijiazhuang, China). [zoom]
A universal topological approach to data science.
[pdf]
20.04.2020. Di Yang (ISTC, Hefei, China). [zoom]
Matrix resolvent, the Volterra lattice hierarchy, and the modified GUE partition function.
13.04.2020. A.S. Skripchenko (Moscow). [zoom]
Systems of isometries: dynamics and topology.
[pdf]
16.03.2020. E.A. Karabut
Finding exact solutions of the free boundary problem in fluid dynamics.
02.03.2020. I.A. Panin (Saint Petersburg)
Multivalued mappings and multivalued homotopies.
17.02.2020. P.I. Plotnikov
The Kuwert-Li theorem and Heleinís conjecture.
03.02.2020. S.P. Tsarev (Krasnoyarsk)
Discrete orthogonal polynomials: anomalies of time series and boundary effects of polynomial filters.
31.01.2020. Z.V. Makridin
Permeability of porous media and topological characteristics.II.
24.01.2020. Z.V. Makridin
Permeability of porous media and topological characteristics.I.
23.12.2019. V.N. Zhelyabin, A.S. Zakharov
Superalgebras of Jordan brackets defined by an n-sphere.
16.12.2019. A.V. Dvurechenskii
Logic elements for quantum computing based on qubits in a quantum dot system.
09.12.2019. S.V. Agapov
Abnormal geodesics in the sub-Riemannian geometry.III.
02.12.2019. S.K. Godunov, D.V. Klyuchinskii
Discussion on the concept of a generalized solution in gas dynamics.II.
25.11.2019. S.K. Godunov, D.V. Klyuchinskii
Discussion on the concept of a generalized solution in gas dynamics.I.
18.11.2019. S.V. Agapov
Abnormal geodesics in the sub-Riemannian geometry.II.
11.11.2019. S.V. Agapov
Abnormal geodesics in the sub-Riemannian geometry.I.
28.10.2019. V.E. Todikov
Constructions of compact G_2-manifolds.III.
21.10.2019. V.E. Todikov
Constructions of compact G_2-manifolds.II.
14.10.2019. V.E. Todikov
Constructions of compact G_2-manifolds.I.
07.10.2019. V.N. Potapov
Entropy and information.
30.09.2019. B.P. Sibiryakov
Elements of integral geometry and dynamics of porous and fractured environments.
23.09.2019. L.H. Kauffman (The University of Illinois at Chicago / Novosibirsk)
Virtual knots and links and perfect matchings of trivalent graphs.
16.09.2019. I.A. Dynnikov (Moscow)
Non-triangulated manifolds and homological cobordisms.
16.09.2019. I.A. Dynnikov (Moscow)
Distinguishing Legendrian and transverse knots.
09.09.2019. S.V. Agapov
Rational first integrals of Hamiltonian systems on the 2-torus.