Wreath products, nilpotent orbits and symplectic deformations

Baohua Fu (1)

1 LMJL - Laboratoire de Mathématiques Jean Leray

We recover a 4-dimensional wreath product X as a transversal slice to a nilpotent orbit in sp_6. By using deformations of Springer resolutions, we construct a symplectic deformation of symplectic resolutions of X.

Domaines: Géométrie algébrique [math.AG]

Baohua Fu. Wreath products, nilpotent orbits and symplectic deformations. International Journal of Mathematics, 2007, 18 (5), pp.473--481. ⟨hal-00114165⟩