Invariant subring of the Cox ring of K3 surfaces

  • Akiyoshi Sannai Research Institute for Mathematical Sciences, Kyoto university, Japan

Abstract

In this paper, we consider the invariant subring of the Cox ring by the automorphism group of the projective variety X under some assumption. We prove that the ring is finitely generated if X is a K3 surface. 

Published
2019-05-24
Section
Articoli