Link homology and Frobenius extensions
Quantum Algebra
2007-05-23 v2 Geometric Topology
Abstract
We explain how rank two Frobenius extensions of commutative rings lead to link homology theories and discuss relations between these theories, Bar-Natan theories, equivariant cohomology and the Rasmussen invariant.
Keywords
Cite
@article{arxiv.math/0411447,
title = {Link homology and Frobenius extensions},
author = {Mikhail Khovanov},
journal= {arXiv preprint arXiv:math/0411447},
year = {2007}
}
Comments
13 pages, 2 figures