pith. sign in

arxiv: 0809.1891 · v1 · submitted 2008-09-10 · 🧮 math.AC

When is tight closure determined by the test ideal?

classification 🧮 math.AC
keywords idealringsassumptionscertaincharacterizeclosuredeterminedeither
0
0 comments X
read the original abstract

We characterize the rings in which the equality $(\tau I:\tau)= I^*$ holds for every ideal $I \subset R$. Under certain assumptions, these rings must be either weakly F-regular or one-dimensional.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.