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Title:
C^0 Limits of Hamiltonian Paths and Spectral Invariants

Speaker:
Sobhan Seyfaddini

Abstract:
After reviewing spectral invariants, I will write down an estimate, which under certain assumptions, relates the spectral invariants of a Hamiltonian to the C0-distance of its flow from the identity. I will also show that, unlike the Hofer norm, the spectral norm is C0-continuous on surfaces. Time permitting, I will present an application to the study of area preserving disk maps.

Link:
https://www.ias.edu/video/geometry/seyfaddini