APRG Seminar:
2021–22 talks
(Current organizers:
Apoorva Khare and
S.
Thangavelu)
(click on the title-hyperlinks for the abstracts)
Most talks for this semester are online, on account of the Coronavirus
pandemic.
July 13, 2022: Bidhan Chandra Sardar
(IIT, Ropar)
11:30 am,
Lecture Hall LH-1
Title: Homogenization
of optimal control problem governed by Stokes system in a pillar-type
domain
June 8, 2022: Sutanu Roy
(NISER, Bhubaneswar)
4 pm,
Lecture Hall LH-1
Title: Braided
quantum symmetries of graph $C^*$-algebras
May 11, 2022: Parthanil Roy
(ISI, Bangalore)
4 pm, Microsoft Teams (online)
Title: Amenable
and hyperbolic groups, stable random fields, and von Neumann algebras
(Joint with the
Geometry & Topology Seminar)
[
Video]
[
Slides]
April 28, 2022: Sourav Pal
(IIT, Bombay)
3 pm,
Lecture Hall LH-1
Title: Minimal
dilations for commuting contractions and operator models
April 20, 2022: Alexander Belton
(Lancaster University, Lancaster, UK)
4 pm, Microsoft Teams (online)
Title: Hirschman–Widder
densities and their preservers
[
Video]
April 13, 2022: Amudhan Krishnaswamy Usha
(Technische Universiteit Delft, Netherlands)
4 pm, Microsoft Teams (online)
Title: Local and multilinear non-commutative de Leeuw theorems
[
Video]
April 11, 2022: D V Giri
(University of New Mexico and Pro-Tech, USA)
4 pm,
Lecture Hall LH-1
Title: Complex
variable theorems for finding zeroes and poles of transcendental
functions
April 6, 2022: Malabika Pramanik
(University of British Columbia, Canada)
8 pm, Microsoft Teams (online)
Title: Dimensionality
and patterns with curvature
[
Video]
March 30, 2022: Colin McSwiggen
(Courant Institute, NYU, USA)
7 pm, Microsoft Teams (online)
Title: Cousins and ancestors of the arithmetic-geometric inequality
[
Video]
March 23, 2022: Margit Rösler
(Universität Paderborn, Germany)
4 pm, Microsoft Teams (online)
Title: The
Laplace transform in the Dunkl setting
[
Video]
March 9, 2022: Kelly Bickel
(Bucknell University, USA)
6 pm, Microsoft Teams (online)
Title: Blaschke
Products, Level Sets, and Crouzeix's Conjecture
[
Video]
February 16, 2022: Loredana Lanzani
(Syracuse University, USA)
4 pm, Microsoft Teams (online)
Title: The
Cauchy-Szego projection and its commutator for domains in \C^n with
minimal smoothness: Optimal bounds
[
Video]
February 9, 2022: Ali Baklouti
(University of Sfax, Tunisia)
4 pm, Microsoft Teams (online)
Title: On
the $L^p$-Fourier transform norm for compact extensions of locally
compact groups
[
Video]
February 2, 2022: Rahul Garg
(IISER, Bhopal)
4 pm, Microsoft Teams (online)
Title: Grushin
pseudo-multipliers
[
Video]
January 26, 2022: No talk (Republic Day holiday)
January 19, 2022: María J. Carro
(Universidad Complutense de Madrid, Madrid, Spain)
4 pm, Microsoft Teams (online)
Title: Restricted
weak type $(1,1)$ estimates for averaging operators
[
Video]
January 13, 2022: Peter Šemrl
(University of Ljubljana, Slovenia)
4 pm, Microsoft Teams (online)
Title: On
Wigner's theorem
[
Video]
January 5, 2022: No talk (given the 17th Discussion Meeting in
Harmonic Analysis)
December 2021: No talks (semester break)
November 24, 2021: James E. Pascoe
(University of Florida, Gainesville, USA)
5:30 pm, Microsoft Teams (online)
Title: Geometric
dilation and the quantum annulus
[
Video]
November 17, 2021: Sutanu Roy
(NISER, Bhubaneswar)
4 pm, Microsoft Teams (online)
Title: Homogeneous
quantum symmetries of finite spaces over the circle group
[
Video]
November 10, 2021: Siddhartha Mishra
(ETH Zurich, Switzerland)
5 pm, Microsoft Teams (online)
Title: Deep
Learning for PDEs
[
Video]
November 3, 2021: No talk (given Rakesh Kumar's thesis
defence)
October 27, 2021: Greg Knese
(Washington University in St. Louis, USA)
4:30 pm, Microsoft Teams (online)
Title: Local
theory of stable polynomials and bounded rational functions of several
variables
[
Video]
October 20, 2021: Rajula Srivastava
(University of Wisconsin at Madison, USA)
6:30 pm, Microsoft Teams (online)
Title: Lebesgue
space estimates for spherical maximal functions on Heisenberg groups
[
Video]
October 13, 2021: E.K. Narayanan
(IISc Mathematics)
4 pm, Microsoft Teams (online)
Title: Injectivity
of spherical means on $H$-type groups
[
Video]
October 6, 2021: S. Thangavelu
(IISc Mathematics)
4 pm, Microsoft Teams (online)
Title: An
analogue of Beurling's theorem for the Heisenberg group
[
Video]
September 29, 2021: Charles Fefferman
(Princeton University, USA)
6:30 pm, Microsoft Teams (online)
Title: Interpolation
of Data by Smooth Functions
[
Video]
September 22, 2021: Bernhard Krötz
(Universität Paderborn, Germany)
4 pm, Microsoft Teams (online)
Title: Double
N-picture for the Poisson transform on G/K
September 15, 2021: No talk (given the Joint Math Symposium
with IISER Pune)
September 8, 2021: No talk (given the preceding
week)
September 1, 2021: David Beltran
(University of Wisconsin at Madison, USA)
6:30 pm, Microsoft Teams (online)
Title: $L^p$
bounds for the helical maximal function
September 1, 2021: Christian Berg
(University of Copenhagen, Denmark)
4 pm, Microsoft Teams (online)
Title: A
unified view of space-time covariance functions through Gelfand Pairs
Upcoming talks:
Previous years:
2020–21
2019–20
2018–19
2017–18