Seshadri constants of singular loci of line arrangements with at most twelve lines

Marcin Dumnicki, Łucja Farnik, Krishna Hanumanthu +4

Let $\mathcal{L}$ be an arrangement of $d$ lines in the complex projective plane and let $Z=\mathrm{Sing}(\mathcal{L})$. A question of Pokora asks whether the multipoint…