BIRS Workshop Lecture Videos

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BIRS Workshop Lecture Videos

Symplectic four-manifolds and Heegaard Floer homology Hom, Jen

Description

We give new constraints on the topology of symplectic four-manifolds using invariants from Heegaard Floer homology. In particular, we will prove that certain simply-connected four-manifolds with positive-definite intersection forms cannot admit symplectic structures. This is joint work with Tye Lidman.

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Attribution-NonCommercial-NoDerivatives 4.0 International