Trisections and Ozsvath--Szabo cobordism maps

Trisections and Ozsvath--Szabo cobordism maps

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William Olsen, University of Virginia

Zoom link: https://princeton.zoom.us/j/453512481?pwd=OHZ5TUJvK2trVVlUVmJLZkhIRHFDUT09

Given a smooth, oriented four-manifold X with connected boundary, we'll demonstrate how to use the data of a trisection (in particular, its diagrammatic and fibration structures) to compute the induced cobordism maps in Heegaard Floer homology.