English

Khovanov's invariant for closed surfaces

Geometric Topology 2007-05-23 v1 Quantum Algebra

Abstract

We compute the Khovanov-Jacobsson number of an embedded torus in R^4. The answer is always 2, regardless of the embedding.

Cite

@article{arxiv.math/0502527,
  title  = {Khovanov's invariant for closed surfaces},
  author = {Jacob Rasmussen},
  journal= {arXiv preprint arXiv:math/0502527},
  year   = {2007}
}

Comments

7 pages, 2 figures

R2 v1 2026-07-22T17:16:04.271Z