Affine cones over smooth cubic surfaces

Abstract

We show that affine cones over smooth cubic surfaces do not admit non-trivial ${\mathbb{G}}_a$ -actions.

32 pages. To appear in J. Eur. Math. Soc

References in corpus (4)

• Ga-actions on affine cones
• Log canonical thresholds of smooth Fano threefolds. With an appendix by Jean-Pierre Demailly
• Affine cones over Fano threefolds and additive group actions
• Log canonical thresholds of Del Pezzo Surfaces in characteristic p

Cited by in corpus (2)

• Cylinders in del Pezzo surfaces
• Cylinders in del Pezzo fibrations