Graph cobordisms and Heegaard Floer homology
arXiv:1512.01184 · doi:10.2140/gt.2026.30.389
Abstract
We construct a graph TQFT for the minus flavor of Heegaard Floer homology. Our graph TQFT extends Ozsváth and Szabó's TQFT for closed and connected 3-manifolds, and allows for cobordisms with disconnected ends. As an application, we give an explicit formula for the chain homotopy type of the -action on Heegaard Floer homology. We show that on homology the -action is trivial on the plus, minus and infinity flavors, but give examples where it is non-trivial on the hat flavor.
108 pages. Numerous improvements to the presentation. Several aspects of the construction have been streamlined
References in corpus (1)
Cited by in corpus (10)
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