Non-commutative width and Gopakumar-Vafa invariants
Algebraic Geometry
2014-11-07 v1
Abstract
We show that the non-commutative widths for flopping curves on smooth 3-folds introduced by Donovan-Wemyss are described by Katz's genus zero Gopakumar-Vafa invariants.
Cite
@article{arxiv.1411.1505,
title = {Non-commutative width and Gopakumar-Vafa invariants},
author = {Yukinobu Toda},
journal= {arXiv preprint arXiv:1411.1505},
year = {2014}
}
Comments
13 pages