The geometry of antisymplectic involutions, II

Laure Flapan, Emanuele Macrì, Kieran G. O'Grady +1

We continue our study of fixed loci of antisymplectic involutions on projective hyper-Kähler manifolds of ${K3}^{[n]}$-type induced by an ample class of square 2 in the Beau…