English

A Cayley-Bacharach theorem for points in $\mathbb{P}^n$

Algebraic Geometry 2021-09-17 v2 Commutative Algebra

Abstract

We prove a Cayley-Bacharach-type theorem for points in projective space Pn\mathbb{P}^n that lie on a complete intersection of nn hypersurfaces. This is made possible by new bounds on the growth of the Hilbert function of almost complete intersections.

Keywords

Cite

@article{arxiv.2006.14717,
  title  = {A Cayley-Bacharach theorem for points in $\mathbb{P}^n$},
  author = {Giulio Caviglia and Alessandro De Stefani},
  journal= {arXiv preprint arXiv:2006.14717},
  year   = {2021}
}

Comments

12 pages, 1 figure. Minor modifications, citations added, acknowledged a result which was known in the literature

R2 v1 2026-06-23T16:38:20.038Z