Maximal rank for planar singularities of multiplicity two
arXiv:math/0504457 · doi:10.1016/j.jalgebra.2005.12.014
Abstract
We prove that general unions of singularity schemes of multiplicity two in the projective plane have maximal rank.
17 pages, 2 figures; minor corrections over published version (numerical conditions in Thm 4.3 and Cor 4.6)