The Cohen-Macaulay representation type of arithmetically Cohen-Macaulay varieties

Abstract

We show that all reduced closed subschemes of projective space that have a Cohen-Macaulay graded coordinate ring are of wild Cohen-Macaulay type, except for a few cases which we completely classify.

Keywords

• mathematics - algebraic geometry
• mathematics - commutative algebra
• mathematics - rings and algebras
• mathematics - representation theory
• 14f05, 13c14, 14j60, 16g60