Computing annular Khovanov homology

Abstract

We define a third grading on Khovanov homology, which is an invariant of annular links but changes by $\pm 1$ under stabilization. We illustrate the use of our computer implementation, and give some example calculations.

arXiv comment9 pages

References in corpus (3)

• Categorification of the Kauffman bracket skein module of I-bundles over surfaces
• Khovanov homology, sutured Floer homology, and annular links
• Minimum Braids: A Complete Invariant of Knots and Links