Regional Mathematical Center
https://rmc.sfedu.ru/

Institute of Mathematics, Mechanics
and Computer Sciences
http://www.mmcs.sfedu.ru/

Special Interest ISAAC-OTHA group in
Operator Theory and Harmonic Analysis
http://otha.sfedu.ru/isaac/

04.02.2021, 6 pm (UTC+3)

On the decay of spectral projections associated to Laplacians on certain Riemannian manifolds
Prof. Sundaram Thangavelu,
Indian Institute of Science, India

Abstract

21.01.2021, 6 pm (UTC+3)

Kirchhoff Laplacians on metric graphs
Prof. Aleksey Kostenko,
University of Ljubljana, Slovenia & University of Vienna, Austria

Abstract

07.01.2021, 6 pm (UTC+3)

A lower estimate for weak-type Fourier multipliers
Prof. Alexei Karlovich,
NOVA University Lisbon, Lisbon, Portugal

Abstract
​Presentation
Video

24.12.2020, 6 pm (UTC+3)

Can one hear the heat of a body? Mathematics of some novel techniques of medical imaging
Prof. Peter Kuchment,
Texas A&M University, USA

Abstract
​Presentation
Video

10.12.2020, 6 pm (UTC+3)

Spectral properties of Dirichlet Laplacian in spiral-shaped regions
Prof. Pavel Exner,
Doppler Institute for Mathematical Physics and Applied Mathematics, Czech Republic

Abstract
Video

26.11.2020, 6 pm (UTC+3)

On an interior Calderon operator and a related Steklov eigenproblem for Maxwell's equations
Prof. Ioannis Stratis,
National and Kapodistrian University of Athens, Greece

Abstract
​Presentation
Video

12.11.2020, 6 pm (UTC+3)

Funk-Radon transforms
Prof. Mark Agranovsky,
Bar-Ilan University, Holon Institute of Technology, Israel

Abstract
​Presentation
Video

29.10.2020, 6 pm (UTC+3)

Dispersive estimates for Schrödinger equations
Prof. Ricardo Weder,
Institute of Research in Applied Mathematics and Systems, National Autonomous University of Mexico, Mexico

Abstract
​Presentation
Video

15.10.2020, 6 pm (UTC+3)

Some results on the inverse spectral theory for the Sturm-Liouville operator on the line
Prof. Luca Zampogni
Department of Mathematics and Computer Science, University of Perugia, Italy

Abstract
​Presentation
Video

01.10.2020, 6 pm (UTC+3)

Some inequalities for fractional Laplacians
Prof. Alexander Nazarov
St. Petersburg State University and St. Petersburg Department of Steklov Mathematical Institute of RAS, Russia

Abstract
​Presentation
Video

17.09.2020, 6 pm (UTC+3)

Control and inverse problems for Krein's string
Prof. Sergei Avdonin
University of Alaska Fairbanks, USA

Abstract
​Presentation
Video

03.09.2020, 5 pm (UTC+3)

Quantitative results on continuity of the spectral factorisation mapping
Prof. Eugene Shargorodsky
King's College London, United Kingdom

Abstract
​Presentation
Video

20.08.2020, 5 pm (UTC+3)

Revisiting Stampfli's "The norm of a derivation": Fifty years later
Prof. Ilya Spitkovsky
New York University Abu Dhabi, United Arab Emirates

Abstract
Video

06.08.2020, 5 pm (UTC+3)

Integrability properties of integral transforms via Morrey spaces
Prof. Natasha Samko
UiT The Arctic University of Norway, Norway

Abstract
​Presentation
Video

23.07.2020, 5 pm (UTC+3)

Norm inequalities for linear and multilinear singular integrals on weighted and variable exponent Hardy spaces
Prof. David Cruz-Uribe
The University of Alabama, USA

Abstract
​Presentation
Video

09.07.2020, 5 pm (UTC+3)

Fredholm property and essential spectrum of 3-D Dirac operators with regular and singular potentials
Prof. Vladimir Rabinovich
Instituto Politecnico Nacional, Mexico

Abstract
​Presentation
Video

25.06.2020, 5 pm (UTC+3)

The Banach Gelfand Triple and its role in Classical Fourier Analysis and Operator Theory
Prof. Hans Georg Feichtinger
Institute of Mathematics, University of Vienna, Austria

Abstract
​Presentation
Video

11.06.2020, 5 pm (UTC+3)

Reducible and irreducible Fermi surfaces for periodic operators
Prof. Stephen Shipman
Louisiana State University, Baton Rouge, USA

Abstract
​Presentation
Video

28.05.2020, 5 pm (UTC+3)

Inversion of the noisy Radon transform and Wavelet and Gabor frames on S^3
Prof. Uwe Kähler
CIDMA - Department of Mathematics, University of Aveiro, Aveiro, Portugal

Abstract
Presentation
Video

14.05.2020, 5 pm (UTC+3)

A series representation of integral kernels of the transformation operators and application to numerical solution of spectral problems
Prof. Sergii Torba
Mathematics department, CINVESTAV del IPN, Mexico

Abstract
Presentation
Video