Spectral geometry in the clouds

Spectral geometry in the clouds
Intergalactic seminar on spectral theory and differential geometry
To attend, please contact one of the organizers:
Alexandre Girouard (Université Laval) Jean Lagacé (University College London)

Each monday

9h PST -- 12h EST -- 17h GMT -- 18h CET

Reference material

Open problems

Statement of inclusiveness

Permission to record

Most talks are recorded and shared some weeks later on the CRM Youtube Channel.

Winter 2021 calendar

April
April 12	Svitlana Mayboroda TBA
April 5	Break
March
March 21 and 22	Mini Conference Young researchers in spectral geometry II
March 15	Nilima Nigam TBA
March 8	Graham Cox TBA
March 1	TBA
February
February 22	Peter Kuchment TBA
February 15	Uzy Smilansky TBA
February 8	Alessandro Carlotto TBA
February 1	Luigi Provenzano Spectral representation of the trace spaces of H² and biharmonic Dirichlet problems for multi-parameter Steklov problems
January
January 25	Zeev Rudnick Robin vs Neumann spectra for planar domains
January 18	Pavel Exner Discrete spectrum of Dirichlet Laplacian in spiral-shaped regions
January 11	Olaf Post Operator estimates for wildly perturbed manifolds

Fall 2020 calendar

December
December 14	Marco Marletta A Laplace operator with boundary conditions singular at one point
December 7	Simon Larson Two-term spectral asymptotics for the Dirichlet Laplacian in a Lipschitz domain
November
November 30	Édouard Oudet Metric Optimization in Spectral geometry
November 23	Peter Sarnak Gap Sets for the Spectra of Cubic Graphs
November 16	Katie Gittins Upper bounds for Steklov eigenvalues
November 9	Jeffrey Galkowski The interior behavior of Steklov eigenfunctions Video
November 2	Stefano Decio Nodal sets of Steklov eigenfunctions near the boundary Video
October
October 26	Christiane Tretter Spectral problems on star graphs Video
October 19	Antoine Henrot Isodiametric inequalities for eigenvalues Video
October 12	Sugata Mondal Hot spots conjecture for polygonal domains Video
October 5	Richard Laugesen Two balls maximize the third Neumann eigenvalue in hyperbolic space Video Slides
September
September 28	Jeremy Marzuola A local test for global extrema in the dispersion relation for periodic graphs Video
September 21	Davide Buoso The Bilaplacian with Robin boundary conditions Video
September 14	Alix Deleporte Semiclassical analysis of a problem with a circular well Video
September 7	Jean Lagacé Measure theoretic methods in spectral shape optimisation Video
August
August 31	Gerasim Kokarev Comparison principles, minimal surfaces, and eigenvalue inequalities

Spring and summer 2020

August 24	Special seminar on the occasion of Dima Jakobson's 50th birthday
August 3 and 4	Mini Conference: Young researchers in spectral geometry
July
July 27	Julie Rowlett Same-same but different: Polyakov formulas via microlocal analysis and mathematical physics Video
July 20	Asma Hassannezhad Eigenvalue bounds for the mixed Steklov problem Video
July 13	Panagiotis Polymerakis Bottom of spectra and coverings
July 6	Rupert Frank Sharp Weyl Laws in 3d with rough potentials Slides Video
June
June 29	Daniel Stern Min-max harmonic maps and extremal metrics for Laplacian eigenvalues Slides Video
June 22	Stefan Steinerberger Nodal Sets of Eigenfunctions: Progress via Optimal Transport Slides Video
June 15	Cristina Trombetti Sharp Estimates for solutions to Elliptic Equations with Robin boundary conditions Video
June 8	Peter Humphries The random wave conjecture and arithmetic quantum chaos Slides Video
June 1	Xuwen Zhu Spectral properties of reducible spherical conical metrics Video
May
May 25	Iosif Polterovich Lambdas, bubbles, and spheres Slides Video
May 18	Yaiza Canzani \(L^p\)-norms via geodesic beams. Video
May 11	Henrik Matthiesen Asymptotic behaviour of eigenvalues in glueing constructions and new minimal surfaces via shape optimization Notes Video
May 4	Dorin Bucur Stable and unstable spectral inequalities Video
April
April 27	Emilio Lauret On the first Laplace eigenvalue of a homogeneous sphere Slides
April 20	Michael Levitin Inverse Steklov spectral problem for curvilinear polygons Slides