English

Arbitrarily large torsion in Khovanov cohomology

Geometric Topology 2019-09-17 v1

Abstract

For any positive integer kk and p{3,5,7}p\in \{3,5,7\} we construct a link which has a direct summand Z/pkZ\mathbb{Z}/p^k\mathbb{Z} in its Khovanov cohomology.

Keywords

Cite

@article{arxiv.1909.07269,
  title  = {Arbitrarily large torsion in Khovanov cohomology},
  author = {Sujoy Mukherjee and Dirk Schuetz},
  journal= {arXiv preprint arXiv:1909.07269},
  year   = {2019}
}

Comments

17 pages