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V. I. Smirnov Seminar on Mathematical Physics
(PDMI, room 311 (nab. r. Fontanki, 27), St. Petersburg)

Seminar organizers
Apushkinskaya Darya Evgen'evna
Nazarov Alexander Il'ich
Suslina Tatiana Aleksandrovna

Institutions
St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences


V. I. Smirnov Seminar on Mathematical Physics, St. Petersburg

December 29, 2025 (Mon)
1. A non-simple simple inequality (symmetry and asymmetry of extremals in the generalized Steklov inequality)
A. I. Nazarov
December 29, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

December 22, 2025 (Mon)
2. Estimates of the distance to a set of solenoidal fields and applications to a posteriori estimates for problems in the theory of viscous incompressible fluids
S. I. Repin
December 22, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

December 15, 2025 (Mon)
3. Eigenvalue distribution for some singular spectral problems
G. V. Rozenblum
December 15, 2025 16:30, St. Petersburg, zoom online-conference

December 8, 2025 (Mon)
4. On the inverse inequality of Faber-Kran type for domains with a doubly connected boundary
V. Bobkov
December 8, 2025 16:30, St. Petersburg, zoom online-conference

December 1, 2025 (Mon)
5. A class of anisotropic diffusion-transport equations in non-divergence form
L. Hoang
December 1, 2025 16:30, St. Petersburg, zoom online-conference
  

November 24, 2025 (Mon)
6. The Cauchy problem for non-stationary differential-difference equations: series expansions of solutions
A. B. Muravnik
November 24, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

November 17, 2025 (Mon)
7. On stability of viscous shocks
D. V. Treschev
November 17, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

November 10, 2025 (Mon)
8. Approximation of Riemannian manifolds and their spectra using point clouds
S. V. Ivanov
November 10, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

November 3, 2025 (Mon)
9. On Hardy-Sobolev-Maz'ya inequalities
R. Musina
November 3, 2025 16:30, St. Petersburg, zoom online-conference
  

October 27, 2025 (Mon)
10. Monotonicity of the discrete spectra of Dirichlet problems for the Laplacian and the fraction Laplacian in unbounded domains
S. G. Matveenko
October 27, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

October 20, 2025 (Mon)
11. On Orlicz type spaces generated by nonlocal convolution type functionals
A. L. Piatnitski
October 20, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

October 13, 2025 (Mon)
12. Generalized solutions of evolution equations with a skew-symmetric operator in spatial variables.
E. Yu. Panov
October 13, 2025 15:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)
  

October 6, 2025 (Mon)
13. Inverse spectral problem for the matrix Sturm-Liouville equation
N. P. Bondarenko
October 6, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

September 29, 2025 (Mon)
14. Band structure of the spectrum of the Dirichlet problem for the Lame system in a high rectangular lattice of thin plates
S. A. Nazarov
September 29, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

September 22, 2025 (Mon)
15. On parabolic equations with singular drift in Sobolev-Morrey spaces with mixed norms in unusual order
N. V. Krylov
September 22, 2025 18:00, St. Petersburg, zoom online-conference
  

September 15, 2025 (Mon)
16. Kružkov-type uniqueness theorem for the chemical flood conservation law system. Generalizations and applications.
N. V. Rastegaev
September 15, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

September 8, 2025 (Mon)
17. Extremal problems in billiards
A. Yu. Plakhov
September 8, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

September 1, 2025 (Mon)
18. Lie brackets of nonsmooth vector fields, the Chow-Rachevsky theorem and controllability of systems with non-holonomic constraints.
E. Stepanov
September 1, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

May 26, 2025 (Mon)
19. On the point spectrum of a non-self-adjoint quasiperiodic operator
A. A. Fedotov
May 26, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

May 19, 2025 (Mon)
20. Localization of eigenfunctions in thin-walled Dirichlet pyramids
S. A. Nazarov
May 19, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

May 12, 2025 (Mon)
21. Variational Worn Stones
G. Crasta
May 12, 2025 16:30, St. Petersburg, zoom online-conference
  

May 5, 2025 (Mon)
22. On Leray problems for steady-state Navier-Stokes system in unbounded plane domains
M. V. Korobkov
May 5, 2025 16:00, St. Petersburg, zoom online-conference
  

April 28, 2025 (Mon)
23. The superposition principle for probability solutions to the Fokker–Planck–Kolmogorov equations
S. V. Shaposhnikov
April 28, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

April 21, 2025 (Mon)
24. Functions of dissipative operators under relatively bounded and relatively trace class perturbations; trace formula.
V. V. Peller
April 21, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

April 14, 2025 (Mon)
25. On the exchange of stability for laminar flows and subharmonic bifurcations.
V. A. Kozlov
April 14, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

April 7, 2025 (Mon)
26. The problem of correctly defining differential operators with distribution coefficients
A. A. Shkalikov
April 7, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

March 31, 2025 (Mon)
27. One-dimensional discrete dynamical systems: inverse problems and related questions
V. S. Mikhailov, A. S. Mikhailov
March 31, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

March 24, 2025 (Mon)
28. Nonlocal reaction-diffusion equations in biological applications
V. A. Vol'pert
March 24, 2025 16:30, St. Petersburg, zoom online-conference
  

March 17, 2025 (Mon)
29. Properties of the free boundary in the parabolic problems with hysteresis
D. E. Apushkinskaya
March 17, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

March 10, 2025 (Mon)
  O.A. Ladyzhenskaya's memorial lecture (Joint meeting of the V.I. Smirnov Seminar on Mathematical Physics and St. Petersburg Mathematical Society)
30. Long-range interactions, phase coexistence, and minimal surfaces.
Enrico Valdinoci
March 10, 2025 16:00, St. Petersburg, zoom online-conference
  

March 3, 2025 (Mon)
31. Spectral theory for periodic vector NLS equations
E. L. Korotyaev
March 3, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

February 24, 2025 (Mon)
32. On existence and stability of equilibrium figures of a rotating capillary two-phase fluid
I. V. Denisova
February 24, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

February 17, 2025 (Mon)
33. On homogenization of Lavrentiev-Bitsadze equation in semiperforated domain
G. A. Chechkin
February 17, 2025 13:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

February 10, 2025 (Mon)
34. Homogenization of the Levy-type operators with periodic coefficients
T. A. Suslina
February 10, 2025 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 30, 2024 (Mon)
35. More on Hardy's inequalities with mixed weights
A. I. Nazarov
December 30, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 23, 2024 (Mon)
36. Analytical and spectral properties of functional-difference (FD) equations and the generalized Jost problem
M. A. Lyalinov
December 23, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 16, 2024 (Mon)
37. On elliptic and parabolic equations with critical and supercritical drift term
T. N. Shilkin
December 16, 2024 16:30, St. Petersburg, zoom online-conference
  

December 9, 2024 (Mon)
38. On a class of equations not solvable with respect to the highest derivative
G. V. Demidenko
December 9, 2024 13:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 2, 2024 (Mon)
39. Homogenization of non-symmetric non-autonomous convolution-type parabolic operators.
A. L. Piatnitski
December 2, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

November 25, 2024 (Mon)
40. On canonical forms of linear second-order partial differential equations in the plane
A. A. Davydov
November 25, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

November 18, 2024 (Mon)
41. Aggregation-diffusion with a (moderately) singular potential: concentration and small-scale behavior.
A. A. Boritchev
November 18, 2024 16:30, St. Petersburg, zoom online-conference
  

November 11, 2024 (Mon)
42. Delaunay-type compact equilibria in the liquid drop model
M. del Pino
November 11, 2024 16:30, St. Petersburg, zoom online-conference
  

October 28, 2024 (Mon)
43. Pulses and waves in reaction-diffusion equations
V. A. Vol'pert
October 28, 2024 16:30, St. Petersburg, zoom online-conference
  

October 21, 2024 (Mon)
44. On M. Kac's problem with additional data
M. I. Belishev
October 21, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

October 14, 2024 (Mon)
45. On periodic solutions of the quasilinear Euler-Bernoulli equation
I. A. Rudakov
October 14, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

October 7, 2024 (Mon)
46. Optimal dimension estimates of nonlinear wave equation attractors
A. A. Ilyin
October 7, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

September 30, 2024 (Mon)
47. Problems on the loss of heat and capacities for constellations of disks and balls
A. Yu. Solynin
September 30, 2024 16:30, St. Petersburg, zoom online-conference
  

September 23, 2024 (Mon)
48. Suppression of chemotactic blow up by active scalar
A. A. Kiselev
September 23, 2024 16:30, St. Petersburg, zoom online-conference
  

September 16, 2024 (Mon)
49. Hankel operators with band spectra
A. V. Sobolev
September 16, 2024 16:30, St. Petersburg, zoom online-conference
  

September 9, 2024 (Mon)
50. Inequalities between the norms of partial derivatives and application in Newton's minimal resistance problem
A. Yu. Plakhov
September 9, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

September 2, 2024 (Mon)
51. On two methods of signal sampling
E. Stepanov
September 2, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

June 4, 2024 (Tue)
  Совместное заседание Санкт-Петербургского математического общества, Cеминара по математической физике им. В. И. Смирнова и Секции математики Дома ученых РАН
52. In memory of Vsevolod Alekseevich Solonnikov (1933-2024). Part 1.
June 4, 2024 18:00, St. Petersburg, PDMI, room 311, zoom online-conference
53. In memory of Vsevolod Alekseevich Solonnikov (1933-2024). Part 2.
June 4, 2024 19:00, St. Petersburg, PDMI, room 311, zoom online-conference

May 20, 2024 (Mon)
54. Periodic solutions of Swift–Hohenberg equation
A. I. Nazarov
May 20, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

May 13, 2024 (Mon)
55. On the first bifurcation of solitary waves
V. A. Kozlov
May 13, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

May 6, 2024 (Mon)
56. The flow of polynomial roots under differentiation
A. A. Kiselev
May 6, 2024 16:30, St. Petersburg, zoom online-conference
  

April 29, 2024 (Mon)
57. Short-wave asymptotic solutions of strictly hyperbolic systems with abruptly varying coefficients.
A. I. Shafarevich
April 29, 2024 16:30, St. Petersburg, zoom online-conference
  

April 22, 2024 (Mon)
58. Nonlocal Venttsel-type problems in irregular domains: well posedness, regularity results and their approximation
M. R. Lancia
April 22, 2024 13:00, St. Petersburg, zoom online-conference
  

April 15, 2024 (Mon)
59. Energy control problems for the sine-Gordon model
M. V. Dolgopolik
April 15, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

April 8, 2024 (Mon)
60. Quasi-variational solutions to thick flows
J.-F. Rodrigues
April 8, 2024 13:00, St. Petersburg, zoom online-conference
  

April 1, 2024 (Mon)
61. Markov branching processes on $\mathbb{Z}_+$. Approach using orthogonal polynomials
A. V. Lyulintsev
April 1, 2024 13:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

March 25, 2024 (Mon)
62. Convex Trigonometry and Sub-Finsler Geometry
L. V. Lokutsievskiy
March 25, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

March 18, 2024 (Mon)
63. Homogenization of a non-local non-selfadjoint operator of convolution type
V. A. Sloushch
March 18, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

March 11, 2024 (Mon)
  O.A. Ladyzhenskaya's memorial lecture
64. Boundary Harnack principles and Schauder estimates for degenerate equations on singular sets.
S. Terracini
March 11, 2024 16:30, St. Petersburg, zoom online-conference
  

March 4, 2024 (Mon)
65. Global behavior of solutions to second order in time systems of viscoelastic fluid flow
V. K. Kalantarov
March 4, 2024 16:30, St. Petersburg, zoom online-conference
  

February 26, 2024 (Mon)
66. On the singular trace of the basic operations of field theory and corresponding boundary value problems.
Yu. A. Dubinskii
February 26, 2024 16:30, St. Petersburg, zoom online-conference
  

February 19, 2024 (Mon)
67. Derivation of optimal LAP estimates for perturbed 2D Laplacian via rank 1 perturbations and properties of virtual states.
A. Comech
February 19, 2024 16:30, St. Petersburg, zoom online-conference
  

February 12, 2024 (Mon)
68. Estimates and asymptotics for the spectrum of compact pseudodifferential operators of variable order.
A. I. Karol'
February 12, 2024 15:30, St. Petersburg, PDMI, room 311, zoom online-conference
  

February 5, 2024 (Mon)
69. Global weak solutions to the Vlasov-Pois­son system and plasma confinement
A. L. Skubachevskii
February 5, 2024 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 25, 2023 (Mon)
70. Hoelder estimate for solutions of divergence-type elliptic equations on stratified sets
A. I. Nazarov
December 25, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 18, 2023 (Mon)
71. A sharp Poincare inequality for functions from $W^{1,\infty}$
S. V. Zelik
December 18, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

December 11, 2023 (Mon)
72. Boyarsky-Meyers Inequality for Elliptic Equations
G. A. Chechkin
December 11, 2023 16:30, St. Petersburg, zoom online-conference
  

December 4, 2023 (Mon)
73. Perron's Method for Dirichlet Problem with a soft laplacian
O. M. Penkin
December 4, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference
  

November 27, 2023 (Mon)
74. Variational problems concerning phase transitions in continuum mechanics with data depending on the spacial variable
V. G. Osmolovskii
November 27, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

November 20, 2023 (Mon)
75. Homogenization of finite dense square lattice of thin quantum waveguides
S. A. Nazarov
November 20, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

November 13, 2023 (Mon)
76. Complicated asymptotic expansions for the Navier–Stokes equations
L. Hoang
November 13, 2023 16:30, St. Petersburg, zoom online-conference

November 6, 2023 (Mon)
77. On the Weyl asymptotics of the Poincare-Steklov spectral problem
G. V. Rozenblum
November 6, 2023 16:30, St. Petersburg, zoom online-conference

October 30, 2023 (Mon)
78. On a generalization of Ito's formula for Wiener processes
N. V. Smorodina
October 30, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

October 23, 2023 (Mon)
79. Analytic resolving properties of a family of integro-differential equations in Banach spaces. Applications to initial-boundary value problems.
V. E. Fedorov, A. D. Godova
October 23, 2023 16:30, St. Petersburg, zoom online-conference

October 16, 2023 (Mon)
80. Existence of planar H-loops via Hardy's inequality
R. Musina
October 16, 2023 16:30, St. Petersburg, zoom online-conference

October 2, 2023 (Mon)
81. On the (absence of) continuous dependence of solutions to elliptic functional-differential equations on transformation parameters
L. E. Rossovskii
October 2, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

September 25, 2023 (Mon)
82. On self-similar solutions of a non-standard Stefan problem
E. Yu. Panov
September 25, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

September 18, 2023 (Mon)
83. Monotonous rearrangements on VMO
P. B. Zatitskii
September 18, 2023 16:30, St. Petersburg, zoom online-conference

September 11, 2023 (Mon)
84. On soap films and potato packages
E. Stepanov
September 11, 2023 15:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)

September 4, 2023 (Mon)
85. Billiards in the exterior of a rotating line
A. Yu. Plakhov
September 4, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

May 29, 2023 (Mon)
86. Hardy's inequalities with mixed weights
A. I. Nazarov
May 29, 2023 15:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)

May 22, 2023 (Mon)
87. Aerodynamic Newton's problem for convex bodies
A. Yu. Plakhov
May 22, 2023 16:30, St. Petersburg, zoom online-conference

May 15, 2023 (Mon)
88. Symmetrization methods for local and nonlocal operators
V. Ferone
May 15, 2023 16:30, St. Petersburg, zoom online-conference

May 8, 2023 (Mon)
89. Mini-conference of young scientists devoted to A.I. Nazarov 60 years anniversary
D. M. Stolyarov, Yu. P. Petrova, V. Bobkov, Ustinov Nikita
May 8, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

April 24, 2023 (Mon)
90. Diffraction of short waves on contours with non-smooth curvature
E. A. Zlobina, A. P. Kiselev
April 24, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

April 17, 2023 (Mon)
91. Сonnection of best estimates for intermediate derivatives in the Sobolev spaces with exact spline approximations of polynoms
I. A. Sheipak
April 17, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

April 10, 2023 (Mon)
92. Subharmonic bifurcations in a branch of Stokes waves
V. A. Kozlov
April 10, 2023 16:30, St. Petersburg, zoom online-conference

April 3, 2023 (Mon)
93. Peaceman Well Block Radius For Different Regimes of Production
A. I. Ibragimov
April 3, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

March 27, 2023 (Mon)
94. Nonlinear potential theoretic methods in nonuniformly elliptic problems
G. Mingione
March 27, 2023 16:30, St. Petersburg, PDMI, room 311, zoom online-conference

March 20, 2023 (Mon)
95. Operator estimates for homogenization of higher order elliptic operators with periodic coefficients
V. A. Sloushch
March 20, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

March 13, 2023 (Mon)
96. Geometrical Asymptotics for Equations with Singular Coefficients
A. I. Shafarevich
March 13, 2023 16:30, St. Petersburg, zoom online-conference

March 6, 2023 (Mon)
  O.A. Ladyzhenskaya's memorial lecture
97. A survey on current results in Theory of Lieb-Thirring inequalities
A. A. Laptev
March 6, 2023 16:30, St. Petersburg, zoom online-conference

February 27, 2023 (Mon)
98. On the spectrum of a PT-symmetric almost periodic operator
A. A. Fedotov
February 27, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

February 20, 2023 (Mon)
99. Discretization of the wave equation on a metric graph
A. S. Mikhailov, V. S. Mikhailov
February 20, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

February 13, 2023 (Mon)
100. The Brunn-Minkowski inequality for the principal eigenvalue of fully nonlinear homogeneous elliptic operators
G. Crasta
February 13, 2023 16:30, St. Petersburg, zoom online-conference

February 6, 2023 (Mon)
101. “Parasite” eigenvalues of the spectral problems for the Laplace operator with boundary conditions of third type
S. A. Nazarov
February 6, 2023 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

December 26, 2022 (Mon)
102. Spectrum of the fractional Laplacian in domains with cylindrical outlets to infinity
A. I. Nazarov
December 26, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

December 19, 2022 (Mon)
103. On the series of resonances and eigenvalues for operators with running perturbations
D. I. Borisov
December 19, 2022 16:30, St. Petersburg, zoom online-conference

December 12, 2022 (Mon)
104. On the large time behaviour of “heat kernel” for convolution operators
A. L. Piatnitski
December 12, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

December 5, 2022 (Mon)
105. Rotating Spirals in segregated reaction-diffusion systems
S. Terracini
December 5, 2022 16:30, St. Petersburg, zoom online-conference

November 28, 2022 (Mon)
106. Canonical Maslov operator. Introduction and basic concepts
V. E. Nazaikinskii
November 28, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

November 21, 2022 (Mon)
107. Parabolic differential-difference equations of second order in a half-space.
A. B. Muravnik
November 21, 2022 16:30, St. Petersburg, zoom online-conference

November 14, 2022 (Mon)
108. Inverse problem for the third order operator with small periodic coefficients.
A. V. Badanin
November 14, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

November 7, 2022 (Mon)
109. The singular set in the Stefan problem
X. Ros-Oton
November 7, 2022 16:30, St. Petersburg, zoom online-conference

October 31, 2022 (Mon)
110. Fractional powers of operators as traces of operator-valued functions of one variable
A. I. Nazarov
October 31, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

October 24, 2022 (Mon)
111. The fundamental gap conjecture and log-concavity
D. Hauer
October 24, 2022 13:30, St. Petersburg, zoom online-conference

October 17, 2022 (Mon)
112. Estimates of the distance to exact solutions for a class of free boundary problems
D. E. Apushkinskaya, S. I. Repin
October 17, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

October 10, 2022 (Mon)
113. A variational approach to finding an $S$-shaped type bifurcation curve with dual cusp catastrophe
Ya. Sh. Ilyasov
October 10, 2022 16:30, St. Petersburg, zoom online-conference

October 3, 2022 (Mon)
114. The Polya conjecture for the Dirichlet problem in a multidimensional ball
N. D. Filonov
October 3, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

September 26, 2022 (Mon)
115. On elliptic equations with a singular drift from a Morrey space
T. N. Shilkin
September 26, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

September 19, 2022 (Mon)
116. On the uniqueness of solutions to the Kolmogorov equations
S. V. Shaposhnikov
September 19, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

September 12, 2022 (Mon)
117. Models for elastic gaskets of lowered dimensions
S. A. Nazarov
September 12, 2022 13:00, St. Petersburg, PDMI, room 311, zoom online-conference

September 5, 2022 (Mon)
118. Homogenization of Hyperbolic Equations with Periodic Coefficients
T. A. Suslina
September 5, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

May 23, 2022 (Mon)
119. Asymptotics at infinity in angulate domain with the Dirichlet conditions on converging parts of the boundary posed periodically
S. A. Nazarov
May 23, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

May 16, 2022 (Mon)
120. On Fourier multipliers with rapidly oscillating symbols
D. M. Stolyarov
May 16, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

May 2, 2022 (Mon)
121. Initial-boundary value problems for the higher order nonlinear Schrodinger equation
A. V. Faminskii
May 2, 2022 16:30, St. Petersburg, zoom online-conference

April 25, 2022 (Mon)
122. Maximal regularity for the p-Poisson problem
L. Diening
April 25, 2022 16:30, St. Petersburg, zoom online-conference

April 18, 2022 (Mon)
123. Dissipation ratio dependent solutions of the Riemann problem for the conservation laws system representing chemical flooding
N. V. Rastegaev
April 18, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

April 11, 2022 (Mon)
124. Regularity of solutions for the Coulomb multi-particle Schroedinger equation, and the one-particle density matrix
A. V. Sobolev
April 11, 2022 16:30, St. Petersburg, zoom online-conference

April 4, 2022 (Mon)
125. On some solutions of semilinear equations in $\mathbb R^n$ with fractional Laplacian
A. P. Shcheglova
April 4, 2022 16:30, St. Petersburg, zoom online-conference

March 28, 2022 (Mon)
126. Phase transition process in the variational problem of two-phase media.
V. G. Osmolovskii
March 28, 2022 16:30, St. Petersburg, zoom online-conference

March 21, 2022 (Mon)
127. Mathematical scattering theory in electromagnetic waveguides
A. S. Poretskii
March 21, 2022 16:30, St. Petersburg, zoom online-conference

March 14, 2022 (Mon)
128. Methods of constucting unbounded discontinuous solutions of scalar conservation laws
L. V. Gargyants
March 14, 2022 16:30, St. Petersburg, zoom online-conference

March 7, 2022 (Mon)
129. Cовместное заседание Санкт-Петербургского математического общества, Cеминара по математической физике им. В. И. Смирнова, Cеминара по истории математики и Cекции математики Дома ученых РАН, посвященное 100-летию со дня рождения выдающегося математика Ольги Александровны Ладыженской (1922 – 2004)
A. I. Nazarov, D. E. Apushkinskaya
March 7, 2022 15:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)

February 28, 2022 (Mon)
130. Learning hidden manifolds in the data via spectral and variational methods
E. Stepanov
February 28, 2022 15:00, St. Petersburg, PDMI, room 311, zoom online-conference

February 21, 2022 (Mon)
131. Differential operators and propagation of quasi-particles on singular spaces. Relation to the behavior of geodesics and to certain problems of analytic number theory
A. I. Shafarevich
February 21, 2022 16:30, St. Petersburg, zoom online-conference

February 14, 2022 (Mon)
132. Nonuniform Ellipticity and Nonlinear Potentials
C. De Filippis
February 14, 2022 18:00, St. Petersburg, zoom online-conference

February 7, 2022 (Mon)
133. Aleksandrov-Bakelman maximum principle on stratified sets.
A. I. Nazarov
February 7, 2022 16:30, St. Petersburg, zoom online-conference

December 27, 2021 (Mon)
134. On generalized Landis-type growth lemmas in application to second order parabolic equations
M. V. Safonov
December 27, 2021 16:30, St. Petersburg, zoom online-conference
  

December 13, 2021 (Mon)
135. On the inviscid limit of the stationary measures for the Lorenz model describing a baroclinic atmosphere
Yu. Yu. Klevtsova
December 13, 2021 16:30, St. Petersburg, zoom online-conference

December 6, 2021 (Mon)
136. To inverse scattering problem on the real axis
A. P. Soldatov
December 6, 2021 16:30, St. Petersburg, zoom online-conference
  

November 29, 2021 (Mon)
137. Global extensions of the weak Harnack inequality and some applications
B. Sirakov
November 29, 2021 16:30, St. Petersburg, zoom online-conference
  

November 22, 2021 (Mon)
138. Homogenization of the nonlocal Schrödinger operator
V. A. Sloushch
November 22, 2021 16:30, St. Petersburg, zoom online-conference
  

November 15, 2021 (Mon)
139. Laplacians on infinite graphs: discrete vs. continuous
A. S. Kostenko
November 15, 2021 16:30, St. Petersburg, zoom online-conference
  

November 8, 2021 (Mon)
140. On weak completeness of the set of entropy solutions to scalar conservation law with discontinuous flux
E. Yu. Panov
November 8, 2021 16:30, St. Petersburg, zoom online-conference
  

November 1, 2021 (Mon)
141. On Mazya’s $\Phi$-inequalities
D. M. Stolyarov
November 1, 2021 16:30, St. Petersburg, zoom online-conference
  

October 25, 2021 (Mon)
142. Homogenization of Levy type operators in periodic and random stationary media
A. L. Piatnitski
October 25, 2021 16:30, St. Petersburg, zoom online-conference
  

October 18, 2021 (Mon)
143. Local Regularity Conditions for Weak Solutions to Quasilinear Parabolic Systems with Strong (Quadratic) Nonlinearity in the Gradient
A. A. Arkhipova
October 18, 2021 16:30, St. Petersburg, zoom online-conference
  

October 11, 2021 (Mon)
144. Sturm–Liouville problem with a weight function being non-compact multiplier
I. A. Sheipak
October 11, 2021 16:00, St. Petersburg, zoom online-conference
  

October 4, 2021 (Mon)
145. Upper and lower bounds for the attractor’s dimension for damped Euler-Bardina equations
S. V. Zelik
October 4, 2021 16:30, St. Petersburg, zoom online-conference
  

September 27, 2021 (Mon)
146. On local solvability of a problem with free boundary plazma-vacuum in the magnetohydrodynamics of perfect compressible fluid
Yu. L. Trakhinin
September 27, 2021 13:30, St. Petersburg, zoom online-conference
  

September 13, 2021 (Mon)
147. Mixed boundary value problems for strongly elliptic differential-difference equations of second order and their applications
V. Liiko
September 13, 2021 16:30, St. Petersburg, zoom online-conference
  

September 6, 2021 (Mon)
148. Again on comparison of fractional Laplacians.
A. I. Nazarov
September 6, 2021 16:30, St. Petersburg, zoom online-conference
  

May 24, 2021 (Mon)
149. Existence of the discrete spectrum of Dirichlet Laplacian in some unbounded domains.
F. L. Bakharev
May 24, 2021 16:30, St. Petersburg, zoom online-conference
  

May 17, 2021 (Mon)
150. Problem of magnetohydrodynamics for two liquids and its generalization for multidimensional space.
E. V. Frolova
May 17, 2021 16:30, St. Petersburg, zoom online-conference
  

May 10, 2021 (Mon)
151. On decay of entropy solutions to scalar conservation laws
E. Yu. Panov
May 10, 2021 16:30, St. Petersburg, zoom online-conference
  

May 3, 2021 (Mon)
152. Initial-boundary value problems for the Zakharov-Kuznetsov equation and its modification
A. V. Faminskii
May 3, 2021 16:30, St. Petersburg, zoom online-conference
  

April 26, 2021 (Mon)
153. Symmetric gradient Orlicz-Sobolev spaces
A. Cianchi
April 26, 2021 16:30, St. Petersburg, zoom online-conference
  

April 19, 2021 (Mon)
154. On negative eigenvalues of the spectral problem for water waves of highest amplitude.
V. A. Kozlov
April 19, 2021 16:30, St. Petersburg, zoom online-conference
  

April 12, 2021 (Mon)
155. On the rate of decrease at infinity for solutions to the Schrödinger equation in a half-cylinder (on a joint research with S.Krymskii)
N. D. Filonov
April 12, 2021 16:30, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)
  

April 5, 2021 (Mon)
156. On singular behaviour of spectrum for problems with concentrated masses
G. A. Chechkin
April 5, 2021 16:30, St. Petersburg, zoom online-conference
  

March 29, 2021 (Mon)
157. Nondegeneracy of CMC bubbles in the hyperbolic space, and applications
R. Musina
March 29, 2021 16:30, St. Petersburg, zoom online-conference
  

March 22, 2021 (Mon)
158. On the global behaviour of solutions to the Brinkman–Forchheimer equations
V. K. Kalantarov
March 22, 2021 16:30, St. Petersburg, zoom online-conference
  

March 15, 2021 (Mon)
159. On the regularity of $p(x)$-harmonic functions
M. D. Surnachev
March 15, 2021 16:30, St. Petersburg, zoom online-conference
  

March 1, 2021 (Mon)
160. Solutions of Toda lattices for semi-bounded initial data and classical moment problem
A. S. Mikhailov, V. S. Mikhailov
March 1, 2021 16:30, St. Petersburg, zoom online-conference
  

February 22, 2021 (Mon)
161. Extremals for Morrey's inequality
E. Lindgren
February 22, 2021 16:30, St. Petersburg, zoom online-conference
  

February 15, 2021 (Mon)
162. Stationary Solutions of Vlasov-Poisson System and Plasma Confinement in Fusion Reactors
A. L. Skubachevskii, Yu. O. Belyaeva, B. Gebhard
February 15, 2021 17:00, St. Petersburg, zoom online-conference
  

February 8, 2021 (Mon)
163. On homogenization for locally periodic elliptic problems on a domain
N. N. Senik
February 8, 2021 16:30, St. Petersburg, zoom online-conference
  

February 1, 2021 (Mon)
164. On symmetric wedge mode of an elastic solid (joint work with S.A. Nazarov and G.L. Zavorokhin)
A. I. Nazarov
February 1, 2021 16:30, St. Petersburg, zoom online-conference
  

December 28, 2020 (Mon)
165. Estimates and asymptotics for eigenvalues of Birman-Schwinger-type operator with singular measure in the critical case
G. V. Rozenblum
December 28, 2020 16:30, St. Petersburg, zoom online-conference
  

December 21, 2020 (Mon)
  A joint meeting of V. I. Smirnov seminar on mathematical physics and seminar on spectral theory in the International Euler institute, St. Petersburg
166. Nodal sets, Quasiconformal mappings and how to apply them to Landis' conjecture.
A. A. Logunov
December 21, 2020 16:30, St. Petersburg, zoom online-conference

December 14, 2020 (Mon)
167. On singularly perturbed elliptic spectral problems.
A. V. Filinovskii
December 14, 2020 16:30, St. Petersburg, zoom online-conference
  

December 7, 2020 (Mon)
168. Operator-norm resolvent homogenisation estimates for the system of Maxwell equations on periodic singular structures
K. D. Cherednichenko
December 7, 2020 16:00, St. Petersburg, zoom online-conference
  

November 30, 2020 (Mon)
169. Finite speed of propagation in Degenerate Einstein Brownian Motion Model
A. I. Ibragimov
November 30, 2020 16:30, St. Petersburg, zoom online-conference
  

November 23, 2020 (Mon)
170. Elliptic equations with degenerate weights
A. S. Khripunova
November 23, 2020 16:30, St. Petersburg, zoom online-conference
  

November 16, 2020 (Mon)
171. Fully localised three-dimensional gravity-capillary solitary waves on water of infinite depth
Mark Groves
November 16, 2020 16:30, St. Petersburg, zoom online-conference
  

November 9, 2020 (Mon)
172. Hill operators with potentials depending analytically on energy. (Joint research with E.L. Korotyaev)
A. V. Badanin
November 9, 2020 16:30, St. Petersburg, zoom online-conference
  

November 2, 2020 (Mon)
173. Thomas-Fermi type models of external charge screening in graphene
V. Moroz
November 2, 2020 16:30, St. Petersburg, zoom online-conference
  

October 26, 2020 (Mon)
174. Homogenization of a fourth-order elliptic operator with periodic coefficients taking into account correctors (on a joint research with T.A. Suslina).
V. A. Sloushch
October 26, 2020 16:30, St. Petersburg, zoom online-conference
  

October 12, 2020 (Mon)
175. Классы Харди – Смирнова решений системы Ламе
A. P. Soldatov
October 12, 2020 16:30, St. Petersburg, zoom online-conference
  

October 5, 2020 (Mon)
176. The Hardy-Littlewood-Sobolev inequality for $p=1$
D. M. Stolyarov
October 5, 2020 16:30, St. Petersburg, zoom online-conference

September 28, 2020 (Mon)
177. Homogenization of non-stationary periodic equations
M. A. Dorodnyi
September 28, 2020 16:30, St. Petersburg, zoom online-conference
  

September 21, 2020 (Mon)
178. Multiplicity of positive solutions for the generalized Hénon equation with fractional Laplacian
A. P. Shcheglova
September 21, 2020 16:30, St. Petersburg, zoom online-conference
  

September 14, 2020 (Mon)
179. Homogenization of elliptic and parabolic nonlocal operators of convolution type
A. L. Piatnitski
September 14, 2020 16:30, St. Petersburg, zoom online-conference
  

September 7, 2020 (Mon)
180. On the hierarchical behavior at infinity of solutions of the Maryland equation in the quasi-classical approximation
A. A. Fedotov
September 7, 2020 16:30, St. Petersburg, zoom online-conference
  

June 1, 2020 (Mon)
181. On axisymmetric solutions of the Navier-Stokes equations
G. A. Seregin
June 1, 2020 16:30, St. Petersburg, zoom online-conference
  

May 25, 2020 (Mon)
182. On Hardy-Sobolev inequality for fractional Laplacians
A. I. Nazarov
May 25, 2020 16:30, St. Petersburg, zoom online-conference
  

May 18, 2020 (Mon)
183. Almost minimizers for the thin obstacle problem
A. Petrosyan
May 18, 2020 16:30, St. Petersburg, zoom online-conference
  

May 11, 2020 (Mon)
184. Functions of commuting dissipative operators under their perturbation
V. V. Peller
May 11, 2020 16:30, St. Petersburg, zoom online-conference
  

May 4, 2020 (Mon)
185. Generalized Picone inequalities and their applications to (p,q)-Laplace equations
V. Bobkov
May 4, 2020 16:30, St. Petersburg, zoom online-conference
  

February 11, 2013 (Mon)
186. Совместное заседание семинара им. В. И. Смирнова по математической физике, семинара кафедры высшей математики и математической физики физического факультета СПбГУ, Санкт-Петербургского семинара по теории операторов и теории функций и Санкт-Петербургского математического общества, посвященное памяти Михаила Соломоновича Бирмана (к 85-летию со дня рождения)
T. A. Suslina
February 11, 2013 17:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)

December 13, 2010 (Mon)
187. On the forced stability of an eigenvalue on a continuous spectrum of a waveguide
S. A. Nazarov
December 13, 2010 15:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)

December 6, 2010 (Mon)
188. On the impact of Hamiltonian's degeneration on the well-posedness of the Cauchy problem for the Schödinger equation
V. Zh. Sakbaev
December 6, 2010 15:00, St. Petersburg, PDMI, room 311 (nab. r. Fontanki, 27)
 
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