Rack shadows and their invariants
Geometric Topology
2010-07-14 v2 Quantum Algebra
Abstract
A rack shadow is a set X with a rack action by a rack R, analogous to a vector space over a field. We use shadow colorings of classical link diagrams to define enhanced rack counting invariants and show that the enhanced invariants are stronger than unenhanced counting invariants.
Cite
@article{arxiv.0910.3002,
title = {Rack shadows and their invariants},
author = {Wesley Chang and Sam Nelson},
journal= {arXiv preprint arXiv:0910.3002},
year = {2010}
}
Comments
9 pages