English

Miyaoka's bound for conics on K3 surfaces and beyond

Algebraic Geometry 2025-04-02 v1

Abstract

We show that Miyaoka's bound for the number of conics on a degree-2h K3 surface is attained for high h, and analogously for higher even degree (smooth) rational curves.

Keywords

Cite

@article{arxiv.2504.00778,
  title  = {Miyaoka's bound for conics on K3 surfaces and beyond},
  author = {Sławomir Rams and Matthias Schütt},
  journal= {arXiv preprint arXiv:2504.00778},
  year   = {2025}
}

Comments

Dedicated to Tetsuji Shioda on the occasion of his 85th birthday. 12 pages