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Quasilocal mass for general domains in space
May 14, 2024 @ 12:30 pm - 1:30 pm
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CMSA Member Seminar
Speaker: Jue Liu
Title: Quasilocal mass for general domains in space
Abstract: Diffeomorphism-invariant quasilocal mass in classical general relativity has been studied for decades, but it is still an open problem how to define quasi-local mass for general domains with multiple boundaries in space. Using the Hamiltonian formulation, we will provide a new way to define the nonnegative quasi-local mass, and give recent progress in overcoming the difficulties.