Olivier Biquard: Einstein manifolds and their desingularizations

Date: 2023-07-13

Time: 09:00 - 10:00

Zoom link: https://kva-se.zoom.us/j/9217561880


Olivier Biquard, Sorbonne Université


Sequences of noncollapsed Einstein 4-manifolds can form singularities. I shall present an overview of works on the inverse process: How can one desingularize singular Einstein 4-manifolds? Do they always appear in the boundary of the moduli space of smooth Einstein metrics?