Analysis and Geometry Seminars


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Past Seminars:

  • Léonard Cadilhac
    Noncommutative ergodic theorems and tilings of amenable groups
    Thursday 6th June 2024

  • Dmitri Vassiliev
    Beyond the Hodge Theorem: curl and asymmetric pseudodifferential projections
    Thursday 30th May 2024

  • Tim de Laat
    Actions of higher rank groups on uniformly convex Banach spaces
    Thursday 16th May 2024

  • Runlian Xia
    Cotlar identities for groups acting on tree-like structures
    Thursday 9th May 2024

  • Murat Akman
    A Minkowski problem for nonlinear capacity
    Thursday 25th April 2024

  • Chris Lutsko
    Hyperbolic lattice point counting in unbounded rank
    Thursday 18th April 2024

  • Dorin Bucur
    Geometric excess of the fundamental gap
    Tuesday 26th March 2024

  • Kevin Boucher
    Boundary representations and uniformly Lipschitz actions on Banach spaces *note time*
    Thursday 21st March 2024

  • Ben Sharp
    Low energy $\alpha$-harmonic maps into the round sphere
    Thursday 14th March 2024

  • Philippe Charron
    Triple products of eigenfunctions
    Thursday 29th February 2024

  • Panagiotis Polymerakis
    Large Steklov eigenvalues under geometric constraints
    Thursday 22nd February 2024

  • Bruno Colbois
    Bounds for Steklov eigenvalues of warped products
    Thursday 15th February 2024

  • Nunzia Gavitone *Cancelled*
    Eigenvalue problems for the Laplace operator in doubly connected domains
    Thursday 8th February 2024

  • James Robinson
    Minimal periods in Lipschitz ODEs and Schäffer's girth
    Thursday 1st February 2024

  • Monica Musso
    Long time behavior for vortex dynamics in the 2 dimensional Euler equations
    Thursday 25th January 2024

  • Amandine Escalier
    Measure and orbit equivalence of graph products
    Thursday 14th December 2023

  • David Tewodrose
    Critical points of eigenvalue functionals
    Thursday 7th December 2023

  • Sugata Mondal
    Spectral instability of coverings
    Thursday 30th November 2023

  • Ilaria Mondello
    Gromov-Hausdorff limits of manifolds with a Kato bound on the Ricci curvature
    Thursday 23rd November 2023

  • Euan Spence
    Old and new bounds on Helmholtz and Maxwell solutions proved by integrating by parts
    Thursday 16th November 2023

  • Elefterios Soultanis
    Curve fragments, plan-modulus duality, and differentiability of Lipschitz functions
    Thursday 9th November 2023

  • Jan Spakula
    Some uniformly bounded boundary representations of hyperbolic groups
    Thursday 2nd November 2023

  • Ben Krause
    90 years of pointwise ergodic theory
    Thursday 26th October 2023

  • Antoine Métras
    Tubes in negatively curved manifold and Steklov eigenvalues
    Thursday 19th October 2023

  • Stuart White
    (updated) Quasidiagonality and amenability
    Thursday 12th October 2023

  • Michael Dymond
    Differentiability of typical Lipschitz mappings
    Thursday 5th October 2023

  • Maria del Mar Gonzalez
    Spectral properties of Levy Fokker-Planck equations
    Thursday 27th July 2023

  • Adrián González-Pérez
    Hörmander-Mikhlin conditions for Schur multipliers
    Thursday 20th July 2023

  • Alessandro Savo
    The spectrum of the Laplacian, the Pompeiu problem and isoparametric foliations
    Thursday 22nd June 2023

  • Bruno Colbois
    Geometric aspects of the ground state of magnetic Laplacians on domains of the plane
    Wednesday 21st June 2023

  • Matthew Hyde
    Quantitative rectifiability in metric spaces
    Thursday 25th May 2023

  • Daniel Meyer
    The solenoid, the Chamanary surface, and extension of rational maps
    Thursday 11th May 2023

  • Laura Monk
    What does the spectral gap of a hyperbolic surface tell us?
    Thursday 4th May 2023

  • Iosif Polterovich
    Pólya's eigenvalue conjecture: some recent advances
    Thursday 27th April 2023

  • Delio Mugnolo
    Parabolic Equations, Spectral and Torsion Geometry of Quantum Graphs
    Thursday 30th March 2023

  • Romain Petrides
    Existence of non planar free boundary minimal disks into ellipsoids
    Thursday 23rd March 2023

  • Sara Farinelli
    Nodal domains of eigenfunctions in singular spaces with synthetic Ricci curvature bounds
    Thursday 2nd March 2023

  • Marco Michetti
    Optimal bounds for Neumann eigenvalues in terms of the diameter
    Thursday 23rd February 2023

  • Wilhelm Klingenberg
    A proof of the Toponogov Conjecture on complete surfaces
    Thursday 9th February 2023

  • Sugata Mondal
    Some properties of Laplace eigenfunctions near the bottom of the spectrum
    Thursday 26th January 2023

  • Søren Mikkelsen
    Optimal semiclassical spectral asymptotics
    Thursday 8th December 2022

  • Steven Flynn
    Tensor Tomography on groups of Heisenberg-type
    Thursday 17th November 2022

  • Antoine Métras
    Steklov eigenvalues optimisation on manifolds
    Thursday 10th November 2022

  • Mikhail Karpukhin
    Harmonic maps and eigenvalue optimization in higher dimensions
    Thursday 3rd November 2022

  • Carlo Nitsch
    On the solutions to p-Poisson equation with Robin boundary conditions when p goes to +∞
    Wednesday 19th October 2022

  • Cristina Trombetti
    Comparison results for solutions to elliptic problems with mixed boundary conditions
    Wednesday 19th October 2022

  • David Bate
    Characterising rectifiable metric spaces using tangent spaces
    Thursday 13th October 2022

  • Marco Marletta
    The essential numerical range for unbounded linear operators and pencils
    Thursday 6th October 2022

  • Romain Tessera
    Property T for bornological groups - note unusual time
    Thursday 29th September 2022

  • David Sher
    Bessel function asymptotics and a conjecture of Pólya
    Thursday 29th September 2022

  • Hanne van den Bosch
    Dirac operators describing Graphene Quantum Dots
    Friday 16th September 2022

  • Katie Gittins
    Do the Hodge spectra distinguish orbifolds from manifolds?
    Thursday 9th June 2022

  • Dorin Bucur
    Maximization of Neumann Eigenvalues
    Wednesday 1st June 2022

  • Michael Levitin
    Pólya’s conjecture for the disk: a computer-assisted proof
    Thursday 26th May 2022

  • Norbert Peyerimhoff
    Some applications of an improved Cheeger inequality
    Thursday 19th May 2022

  • David Ellis
    Hypercontractivity on compact Lie groups, and some applications.
    Thursday 12th May 2022

  • Yujia Zhai
    Singular Brascamp-Lieb integrals
    Thursday 5th May 2022

  • Mustafa Alper Gunes *Cancelled*
    Thursday 28th April 2022

  • Oussama Bensaid
    Coarse embeddings and homological filling functions
    Thursday 28th April 2022

  • Carlo Nitsch *Cancelled*
    Thursday 31st March 2022

  • Cristina Trombetti *Cancelled*
    Thursday 31st March 2022

  • Laura Monk
    Geometry and spectrum of random hyperbolic surfaces
    Thursday 24th March 2022

  • Enrico Le Donne
    Nilpotent groups, biLipschitz embeddings into L1, and sets of finite perimeter in Carnot groups **Unusual time**
    Thursday 10th March 2022

  • Mateus Sousa
    Perturbations of interpolations formulas
    Thursday 24th February 2022

  • Jaume de Dios Pont
    Decoupling, Cantor sets, and additive combinatorics
    Thursday 17th February 2022

  • Stephan Stadler
    CAT(0) manifolds
    Thursday 10th February 2022

  • Urs Lang
    A combinatorial higher rank hyperbolicity condition
    Thursday 3rd February 2022

  • Søren Fournais
    The energy of the dilute Bose gas
    Thursday 27th January 2022

  • Katie Gittins *Postponed*
    Thursday 16th December 2021

  • Reuben Wheeler
    The structure of the roots of real polynomials
    Thursday 9th December 2021

  • Odysseas Bakas
    Multiplication between functions in H^1 and BMO: A dyadic approach
    Thursday 2nd December 2021

  • Constantin Bilz
    Large sets without Fourier restriction theorems
    Thursday 25th November 2021

  • Jade Brisson
    Tubular excision and Steklov eigenvalues
    Thursday 18th November 2021

  • Thomas Kappeler (Cancelled)
    Thursday 4th November 2021

  • Andrea Sartori
    Asymptotic nodal length and log-integrability of toral eigenfunctions
    Thursday 21st October 2021

  • Jean Lagacé
    Minimal surfaces, spectral geometry and homogenisation
    Thursday 7th October 2021

  • Dorin Bucur
    Rigidity results for measurable sets
    Thursday 30th September 2021

  • David Croydon
    Central limit theorem for the spectrum of a random fractal string
    Thursday 17th June 2021

  • Jun Kigami
    Introduction to analysis on fractals
    Thursday 22nd April 2021

  • Christian Ketterer
    Inscribed radius bounds for metric measure spaces with mean-H-convex boundary
    Thursday 25th March 2021

  • Saskia Roos
    The Twist of the Free Fermion
    Thursday 18th March 2021

  • Theresa Anderson
    Dyadic analysis (virtually) meets number theory
    Thursday 4th March 2021

  • Marcin Preisner
    Hardy spaces and harmonic weights
    Thursday 11th February 2021

  • Sean Li
    Quantitative rectifiability in Heisenberg groups
    Thursday 28th January 2021

  • Jonathan Eckhardt
    Indefinite Krein strings and the conservative Camassa-Holm flow
    Tuesday 19th January 2021

  • Clara Aldana
    Polyakov Formulas for conical singularities in two dimensions
    Thursday 14th January 2021

  • Felipe Goncalves
    Sign Uncertainty
    Thursday 17th December 2020

  • Han Hong
    Shape optimization of Steklov eigenvalues in higher dimensions
    Thursday 10th December 2020

  • David Sher
    Inverse Steklov spectral problem for curvilinear polygons
    Thursday 3rd December 2020

  • Jean-Claude Cuenin
    Spectral inequalities for Schrödinger operators with complex potentials
    Thursday 26th November 2020

  • Dimitrios Ntalampekos
    Rigidity theorems for circle domains
    Thursday 19th November 2020

  • Ali Raad
    On C*-algebras and their Cartan subalgebras
    Thursday 12th November 2020

  • Mikael de la Salle
    Group actions on L_p spaces : dependence on p
    Thursday 5th November 2020

  • Sugata Mondal
    Hot spots conjecture and critical points of Neumann eigenfunctions of polygonal planar domains
    Thursday 29th October 2020

  • Fahran Abedin
    Hele-Shaw Flow and Parabolic Integro-Differential Equations
    Thursday 22nd October 2020

  • Angkana Rüland
    Uniqueness, stability and single measurement recovery for the fractional Calderón problem
    Thursday 15th October 2020

  • Xiangdong Xie
    Groups whose left invariant metrics are roughly similar
    Thursday 8th October 2020

  • Asma Hassannezhad
    Eigenvalue bounds for the mixed Steklov problem on surfaces
    Thursday 1st October 2020

  • Katrin Fässler
    Singular integrals on regular curves in the Heisenberg group
    Thursday 11th June 2020

  • Corentin Le Coz
    Separation and isoperimetric profiles
    Thursday 4th June 2020

  • Ben Sharp
    Bubbling and multiplicity analysis for CMC hypersurfaces
    Thursday 28th May 2020

  • Kevin Hughes
    Smoothing properties of spherical maximal functions
    Thursday 21st May 2020

  • Monica Musso
    Gluing methods for vortices in Euler equations
    Thursday 14th May 2020

  • Panos Papasoglu
    Uryson width and volume
    Thursday 7th May 2020

  • Michael Levitin
    Direct and inverse Steklov eigenvalue problem in curvilinear polygons
    Thursday 30th April 2020

  • Jens Marklof
    Kinetic theory for the low-density Lorentz gas
    Thursday 23rd April 2020

  • Katie Gittins
    *POSTPONED* Bounds for Steklov eigenvalues on submanifolds of Euclidean space with prescribed boundary
    Thursday 26th March 2020

  • Sabine Boegli
    Schroedinger operator with non-zero accumulation points of complex eigenvalues
    Thursday 5th March 2020

  • Ari Laptev
    On factorisation of a class of Schrödinger operators
    Thursday 20th February 2020

  • Heiko Gimperlein
    The magnitude function and spectral geometry
    Thursday 20th February 2020

  • Lucas Ambrozio
    Sharp inequalities relating volume and the min-max widths of Riemannian three-spheres
    Thursday 13th February 2020

  • Emily Dryden
    Heat content of polygons
    Thursday 6th February 2020

  • Nicolas Dirr
    Probability and Analysis in multi-scale systems
    Thursday 30th January 2020

  • Filippo Cagnetti
    Optimal Lattice Quantizers and Best Approximation in the Wasserstein Metric
    Thursday 23rd January 2020

  • Karl-Mikael Perfekt
    Plasmonic eigenvalue problem for corners
    Thursday 19th December 2019

  • Rhiannon Dougall
    Measures on the boundary: an application to critical exponents of subgroups of groups acting on Gromov hyperbolic spaces, and amenability
    Thursday 12th December 2019

  • John Toland
    Finitely Additive Measures and Weak Convergence in L-infinity
    Thursday 5th December 2019

  • Jeffrey Galkowski
    The interior behavior of Steklov eigenfunctions
    Thursday 21st November 2019

  • Dmitry Jakobson
    Zero and negative eigenvalues of conformally covariant operators, and nodal sets in conformal geometry
    Thursday 14th November 2019

  • Spyridon Dendrinos
    On maximal functions associated to hypersurfaces in R3 with height less than 2
    Thursday 7th November 2019

  • Soren Mikkelsen
    A semiclassical bound on certain commutators
    Thursday 31st October 2019

  • Alessio Martini
    A Fourier integral operator approach to the sub-Riemannian wave equation
    Thursday 24th October 2019

  • Tom Carroll
    Dynamics of weighted composition operators on the Fock space
    Thursday 10th October 2019

  • Gyula Csato
    On fractional Sobolev, Isoperimetric and Poincaré inequalities - *Unusual time!*
    Thursday 13th June 2019

  • Jose Rodrigo
    Results motivated by the the study of the evolution of isolated vortex lines for 3D Euler
    Thursday 6th June 2019

  • Tom Hutchcroft
    Phase transitions in hyperbolic spaces
    Thursday 30th May 2019

  • Daniel Meyer
    Quasispheres and Expanding Thurston maps
    Thursday 23rd May 2019

  • Emanuel Carneiro
    Sobolev and BV regularity for maximal operators
    Thursday 2nd May 2019

  • Dorin Bucur
    Quantitative isoperimetric inequalities for the Robin Laplacian
    Thursday 25th April 2019

  • Elia Fioravanti
    Cross ratios on cube complexes and length-spectrum rigidity
    Thursday 4th April 2019

  • Ilaria Mondello
    Synthetic Ricci lower bounds: new geometric examples
    Thursday 28th March 2019

  • Gabriel Pallier
    On the large-scale sublinear geometry of Heintze spaces
    Tuesday 19th March 2019

  • Jonathan Hickman
    On the convergence of Fourier integrals
    Thursday 14th March 2019

  • Cristina Benea
    On some maximal multilinear operators
    Thursday 7th March 2019

  • Samuel Colvin
    Minimising Hausdorff dimension under Hölder equivalence
    Thursday 21st February 2019

  • Davoud Cheraghi
    Quasi-periodic dynamics in complex dimension one
    Thursday 14th February 2019

  • Jose Rodrigo
    Results motivated by the the study of the evolution of isolated vortex lines for 3D Euler.
    Thursday 7th February 2019

  • Jose Rodrigo
    *POSTPONED* Results motivated by the the study of the evolution of isolated vortex lines for 3D Euler
    Thursday 7th February 2019

  • Gerasim Kokarev
    Conformal volume and eigenvalue bounds: the Korevaar method revisited
    Thursday 31st January 2019

  • Brian Cook
    Equidistribution results for integral points on affine homogenous algebraic varieties.
    Thursday 17th January 2019

  • Bram Petri
    Counting covers and subgroup growth
    Thursday 20th December 2018

  • Zane Li
    A short proof of l^2 decoupling for the parabola
    Tuesday 4th December 2018

  • Maxime Fortier Bourque
    Low index singularities of the systole function - Note Thursday!
    Thursday 29th November 2018

  • Sebastino Golo
    Metric Lie groups and their dilations
    Thursday 22nd November 2018

  • Silouanos Brazitikos
    Quantitative versions of Helly's theorem
    Tuesday 13th November 2018

  • Andrew Morris
    The minimal regularity Dirichlet problem for elliptic PDEs beyond symmetric coefficients - Note Thursday!
    Thursday 8th November 2018

  • Alexander Girouard
    The Steklov and Laplacian spectra of Riemannian manifolds with boundary
    Tuesday 30th October 2018

  • Frank den Hollander
    Exploration on Dynamic Networks - Joint PAD seminar
    Tuesday 23rd October 2018

  • Francesco Della Pietra
    Optimizing the first eigenvalue of some quasilinear operators with respect to boundary conditions
    Tuesday 16th October 2018

  • Sofia Ortega Castillo
    Strong pseudoconvexity in Banach spaces
    Tuesday 9th October 2018

  • Guido Sweers
    On a formula for sets of constant width in 2d
    Tuesday 2nd October 2018

  • Ana Vargas
    The restriction of the Fourier transform to surfaces: the hyperbolic case
    Tuesday 12th June 2018

  • Dominik Gruber
    The (non-)hyperbolic geometry of Gromov's monsters
    Tuesday 5th June 2018

  • Caroline Terry
    A stable arithmetic regularity lemma in finite abelian groups
    Tuesday 29th May 2018

  • Masato Mimura
    The space of marked groups and markings of finite groups
    Tuesday 22nd May 2018

  • Ken Stephenson
    Conformal Tilings of the Plane: Foundations, Theory, and Practice
    Tuesday 8th May 2018

  • Ben Jaye
    Reflectionless measures for singular integral operators - Note unusual time & date
    Thursday 3rd May 2018

  • Lucia Scardia
    Equilibrium measures for nonlocal energies: The effect of anisotropy
    Tuesday 1st May 2018

  • Andrea Mondino
    Some smooth applications of non-smooth Ricci curvature lower bounds
    Tuesday 24th April 2018

  • Marissa Loving Yu
    Least dilatation of pure surface braids (NB: Unusual day & time!)
    Thursday 19th April 2018

  • Kajal Das
    Invariance of conformal dimension under Lp-OE for some hyperbolic Coxeter groups
    Tuesday 17th April 2018

  • Arick Shao
    On Geometric Carleman Estimates and Controllability of Waves
    Monday 19th March 2018

  • Hiroaki Aikawa
    Capacitary width and its applications to parabolic and elliptic boundary behavior
    Tuesday 13th March 2018

  • Suresh Eswarathasan
    $L^p$ restriction of eigenfunctions to random Cantor-type sets
    Tuesday 6th March 2018

  • Jonas Azzam
    Absolute continuity and rectifiability of measures via Wasserstein distance
    Tuesday 27th February 2018

  • Dorin Bucur
    Maximization of Neumann eigenvalues
    Tuesday 20th February 2018

  • Bruno Colbois – *Cancelled*
    Geometrical aspects of the Steklov problem
    Tuesday 30th January 2018

  • Antoine Choffrut
    Outlook on Lambda-convexity
    Tuesday 23rd January 2018

  • Stefan Steinerberger
    Universal Limitations of Generalized Spherical Designs
    Thursday 11th January 2018

  • Jingyin Huang
    The asymptotic geometry of 2-dimensional Artin groups
    Tuesday 12th December 2017

  • Andrea Mondino
    *cancelled* Some smooth applications of non-smooth Ricci curvature lower bounds
    Monday 11th December 2017

  • Romain Tessera
    A quantitative version of Gromov's theorem
    Tuesday 5th December 2017

  • Matías Carrasco Piaggio
    Dimension drop of the harmonic measure for some hyperbolic random walks
    Tuesday 28th November 2017

  • Anna Siffert
    Existence of metrics maximizing the first eigenvalue on closed surfaces
    Tuesday 21st November 2017

  • Veronique Fischer
    Local and global symbols for operators on the torus and any compact Lie group
    Tuesday 14th November 2017

  • Juan Souto
    Harmonic extensions of quasi-regular maps
    Tuesday 7th November 2017

  • Matteo Perugini
    Rigidity of equality cases in perimeter inequality for spherical symmetrization
    Tuesday 31st October 2017

  • Viveka Erlandsson
    Geodesic currents and counting curves
    Tuesday 24th October 2017

  • Bernd Kawohl
    On buttons and balls that cannot run away
    Monday 16th October 2017

  • Stefan Buschenhenke
    Non-linear Brascamp-Lieb inequalities
    Tuesday 10th October 2017

  • Nunzia Gavitone
    On functionals involving the torsional rigidity related to some classes of nonlinear operators
    Tuesday 3rd October 2017

  • Holly Krieger
    Height functions in complex dynamics
    Monday 22nd May 2017

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