Abstract
We give an obstruction to unknotting a knot by adding a twisted band, derived from Heegaard Floer homology.
Citation
Yuanyuan Bao. "A note on knots with $\mathrm{H}(2)$-unknotting number one." Osaka J. Math. 51 (3) 585 - 597, July 2014.
Information
Published: July 2014
First available in Project Euclid: 23 October 2014
zbMATH: 1304.62125
MathSciNet: MR3272606
Subjects:
Primary:
57M25
,
57M27
Rights: Copyright © 2014 Osaka University and Osaka City University, Departments of Mathematics
