English

A cabling formula for $\nu^+$ invariant

Geometric Topology 2015-01-21 v1

Abstract

We prove a cabling formula for the concordance invariant ν+\nu^+, defined by the author and Hom. This gives rise to a simple and effective 4-ball genus bound for many cable knots.

Keywords

Cite

@article{arxiv.1501.04749,
  title  = {A cabling formula for $\nu^+$ invariant},
  author = {Zhongtao Wu},
  journal= {arXiv preprint arXiv:1501.04749},
  year   = {2015}
}

Comments

11 pages, 1 figure

R2 v1 2026-06-22T08:06:44.852Z