Department of Mathematics

Geometry and Topology

  •  Linh Truong, Columbia University
  •  More concordance homomorphisms from knot Floer homology
  •  04/25/2019
  •  2:00 PM - 3:00 PM
  •  C304 Wells Hall

I will describe an infinite family of integer-valued concordance homomorphisms defined using knot Floer homology. These invariants have topological applications to concordance genus, concordance unknotting number, and bridge index. This is joint work with Irving Dai, Jen Hom, and Matt Stoffregen.

 

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