Sunil K. Chebolu

activity

20052026

most citedGhosts in modular representation theory

23 citations · 44 across the 34 of their papers we have counts for

collaborators

Showing 2015Show all

3 papers · 1 filter

math.RT2015★ 1 cited

Ghosts and Strong Ghosts in the Stable Module Category

Jon F. Carlson, Sunil K. Chebolu, Jan Minac

Suppose that $G$ is a finite group and $k$ is a field of characteristic $p > 0$ . A ghost map is a map in the stable category of finitely generated $k G$ -modules which induces the zero…

math.AC2015

When is a subgroup of a ring an ideal?

Sunil K. Chebolu, Christina L. Henry

Let $R$ be a commutative ring. When is a subgroup of $(R, +)$ an ideal of $R$ ? We investigate this problem for the rings $Z^{d}$ and $\prod_{i = 1}^{d} Z_{n_{i}}$ .…

math.AC2015

Fuchs' problem for indecomposable abelian groups

Sunil K. Chebolu, Keir Lockridge

More than 50 years ago, Laszlo Fuchs asked which abelian groups can be the group of units of a commutative ring. Though progress has been made, the question remains open. We provid…