Friends in Partial Differential Equations
(May 24–26, 2024, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online, St. Petersburg)

The conference is dedicated to the 90th birthday of outstanding mathematician Nina N. Uraltseva. E-mail: , Website: https://indico.eimi.ru/event/1551 Abstracts Organizing Committee Apushkinskaya Darya Evgen'evna Nazarov Alexander Il'ich

Friends in Partial Differential Equations, St. Petersburg, May 24–26, 2024
	May 24, 2024 (Fri)
1.	Regularity results for strongly nonlinear elliptic and parabolic systems A. A. Arkhipova May 24, 2024 10:00–10:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
2.	Constraint maps. Overview and recent developments H. Shahgholian May 24, 2024 10:45–11:25, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
3.	On self-similar solutions of a multiphase Stefan problem on the half-line E. Yu. Panov May 24, 2024 11:30–12:10, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
4.	On classical solutions of Vlasov–Poisson system with external magnetic field A. L. Skubachevskii May 24, 2024 14:30–15:10, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
5.	Uniform (or not) a priori estimates for the Lane-Emden system in the plane B. Sirakov May 24, 2024 15:15–15:55, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
6.	Nonuniformly elliptic Schauder theory G. Mingione May 24, 2024 16:00–16:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
	May 25, 2024 (Sat)
7.	On the rate of decay at infinity of solutions to the Schrödinger equation in a cylinder domains N. Filonov May 25, 2024 10:00–10:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
8.	Hardy and Hardy-Sobolev type inequalities involving mixed weights R. Musina May 25, 2024 10:45–11:25, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
9.	Payne nodal set conjecture for the fractional p-Laplacian in Steiner symmetric domains V. Bobkov May 25, 2024 11:30–12:10, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
10.	Mathematical scattering theory in electromagnetic waveguides A. S. Poretskii May 25, 2024 14:30–14:50, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
11.	High-frequency diffraction by a jump of curvature. Tangential incidence E. A. Zlobina May 25, 2024 14:55–15:15, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
12.	Kružkov-type uniqueness theorem for the chemical flood conservation law system N. V. Rastegaev May 25, 2024 15:20–15:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
13.	Classification of global solutions to the obstacle problem in the plane G. S. Weiss May 25, 2024 16:00–16:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
14.	Once again on evolution equations with monotone operators in Hilbert spaces and applications N. V. Krylov May 25, 2024 16:45–17:25, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
	May 26, 2024 (Sun)
15.	On the spectrum of nonlocal convolution operators with potential A. L. Piatnitski May 26, 2024 10:00–10:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
16.	Non-stationary Navier-Stokes equations in 2D power-cusp domain K. I. Pileckas May 26, 2024 10:45–11:25, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
17.	Quasilinear Venttsel BVPs with discontinuous data D. K. Palagachev May 26, 2024 11:30–12:10, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
18.	A sharp Lieb-Thirring inequality for functional difference operators A. A. Laptev May 26, 2024 14:30–15:10, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
19.	Remarks on potential singularities of solutions to certain elliptic systems of PDE's G. A. Seregin May 26, 2024 15:15–15:55, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online
20.	Cascade of traveling waves in miscible displacement in porous media S. B. Tikhomirov May 26, 2024 16:00–16:40, St. Petersburg, St. Petersburg Department of Steklov Mathematical Institute of Russian Academy of Sciences, online