Knot Floer homology of positive braids
Published: Apr 17, 2025
Last Updated: Apr 17, 2025
Authors:Zhechi Cheng
Abstract
We compute the next-to-top term of knot Floer homology for positive braid links. The rank is 1 for any prime positive braid knot. We give some examples of fibered positive links that are not positive braids.