Workshop on Recent Developments in Symplectic Dynamics

Action of Fixed Points and Spectral Invariants of Hamiltonian Homeomorphisms of Surfaces

I will report on some joint work in progress with Lev Buhovsky and Sobhan Seyfaddini, where we study whether the spectral invariants of Hamiltonian homeomorphisms of surfaces are "spectral", i.e. correspond to the action of fixed points. This property, when it holds, is crucial for applications. I will present a partial result and some application.

Date & Time

November 02, 2026 | 11:30am – 12:30pm
Add to calendar 11/02/2026 11:30 11/02/2026 12:30 Workshop on Recent Developments in Symplectic Dynamics use-title Topic: Action of Fixed Points and Spectral Invariants of Hamiltonian Homeomorphisms of Surfaces Speakers: Vincent Humiliere, Sorbonne University More: https://www.ias.edu/math/events/workshop-recent-developments-symplectic-dynamics-2 I will report on some joint work in progress with Lev Buhovsky and Sobhan Seyfaddini, where we study whether the spectral invariants of Hamiltonian homeomorphisms of surfaces are "spectral", i.e. correspond to the action of fixed points. This property, when it holds, is crucial for applications. I will present a partial result and some application. Simonyi Hall 101 a7a99c3d46944b65a08073518d638c23

Location

Simonyi Hall 101

Speakers

Vincent Humiliere, Sorbonne University

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