Geometry & Topology

Combinatorial tangle Floer homology

Ina Petkova and Vera Vértesi

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We extend the idea of bordered Floer homology to knots and links in S3: Using a specific Heegaard diagram, we construct gluable combinatorial invariants of tangles in S3, D3, and I × S2. The special case of S3 gives back a stabilized version of knot Floer homology.

Article information

Geom. Topol., Volume 20, Number 6 (2016), 3219-3332.

Received: 20 November 2014
Revised: 19 October 2015
Accepted: 19 November 2015
First available in Project Euclid: 16 November 2017

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Mathematical Reviews number (MathSciNet)

Zentralblatt MATH identifier

Primary: 57M27: Invariants of knots and 3-manifolds 57R58: Floer homology

tangles knot Floer homology bordered Floer homology TQFT


Petkova, Ina; Vértesi, Vera. Combinatorial tangle Floer homology. Geom. Topol. 20 (2016), no. 6, 3219--3332. doi:10.2140/gt.2016.20.3219.

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