English

Maximal rank for planar singularities of multiplicity two

Algebraic Geometry 2009-06-12 v2

Abstract

We prove that general unions of singularity schemes of multiplicity two in the projective plane have maximal rank.

Keywords

Cite

@article{arxiv.math/0504457,
  title  = {Maximal rank for planar singularities of multiplicity two},
  author = {Joaquim Roé},
  journal= {arXiv preprint arXiv:math/0504457},
  year   = {2009}
}

Comments

17 pages, 2 figures; minor corrections over published version (numerical conditions in Thm 4.3 and Cor 4.6)

R2 v1 2026-07-22T17:18:26.577Z