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Torsion in Khovanov homology of homologically thin knots
- Publication Year :
- 2018
-
Abstract
- We prove that every $\mathbb{Z}_2$H-thin link has no $2^k$-torsion for $k>1$ in its Khovanov homology. Together with previous results by Eun Soo Lee and the author, this implies that integer Khovanov homology of non-split alternating links is completely determined by the Jones polynomial and signature. Our proof is based on establishing an algebraic relation between Bockstein and Turner differentials on Khovanov homology over $\mathbb{Z}_2$. We conjecture that a similar relation exists between the corresponding spectral sequences.<br />Comment: 12 pages, 5 figures
- Subjects :
- Mathematics - Geometric Topology
Mathematics - Algebraic Topology
57M25, 57M27
Subjects
Details
- Database :
- arXiv
- Publication Type :
- Report
- Accession number :
- edsarx.1806.05168
- Document Type :
- Working Paper