November 2023 Evaluations of Link Polynomials and Recent Constructions in Heegaard Floer Theory
Larry Gu, Andrew Manion
Michigan Math. J. 73(5): 1097-1118 (November 2023). DOI: 10.1307/mmj/20216061

Abstract

Using a definition of Euler characteristic for fractionally-graded complexes based on roots of unity, we show that the Euler characteristics of Dowlin’s “sl(n)-like” Heegaard Floer knot invariants HFKn recover both Alexander polynomial evaluations and sl(n) polynomial evaluations at certain roots of unity for links in S3. We show that the equality of these evaluations can be viewed as the decategorified content of the conjectured spectral sequences relating sl(n) homology and HFKn.

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Larry Gu. Andrew Manion. "Evaluations of Link Polynomials and Recent Constructions in Heegaard Floer Theory." Michigan Math. J. 73 (5) 1097 - 1118, November 2023. https://doi.org/10.1307/mmj/20216061

Information

Received: 25 March 2021; Revised: 22 November 2021; Published: November 2023
First available in Project Euclid: 10 November 2023

Digital Object Identifier: 10.1307/mmj/20216061

Keywords: 57K14 , 57K18

Rights: Copyright © 2023 The University of Michigan

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Vol.73 • No. 5 • November 2023
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