A symplectic resolution for the binary tetrahedral group

Manfred Lehn (1) , Christoph Sorger (2)

1 MI - Institut für Mathematik
2 LMJL - Laboratoire de Mathématiques Jean Leray

We describe an explicit symplectic resolution for the quotient singularity arising from the four-dimensional symplectic represenation of the binary tetrahedral group.

Mots clés: singularities; symplectic resolution; binary tetrahedral group

Domaines: Géométrie algébrique [math.AG]

Manfred Lehn, Christoph Sorger. A symplectic resolution for the binary tetrahedral group. Société Mathématique de France. Geometric methods in representation theory. {II}, 24, pp.429-435, 2012, Séminaires et Congrès. ⟨hal-00331839v2⟩