English

Tritangents to smooth sextic curves

Algebraic Geometry 2024-08-21 v2

Abstract

We prove that a smooth plane sextic curve can have at most 72 tritangents, whereas a smooth real sextic may have at most 66 real tritangents.

Cite

@article{arxiv.1909.05657,
  title  = {Tritangents to smooth sextic curves},
  author = {Alex Degtyarev},
  journal= {arXiv preprint arXiv:1909.05657},
  year   = {2024}
}

Comments

Final version accepted by Annales de l'Institut Fourier

R2 v1 2026-06-23T11:13:28.565Z