English

Coarsenings, injectives and Hom functors

Commutative Algebra 2013-04-09 v1

Abstract

It is characterized when coarsening functors between categories of graded modules preserve injectivity of objects, and when they commute with graded covariant Hom functors.

Keywords

Cite

@article{arxiv.1210.5325,
  title  = {Coarsenings, injectives and Hom functors},
  author = {Fred Rohrer},
  journal= {arXiv preprint arXiv:1210.5325},
  year   = {2013}
}

Comments

to appear in Rev. Roumaine Math. Pures Appl