English

Heitmann's proof of the direct summand conjecture in dimension 3

Commutative Algebra 2007-05-23 v1

Abstract

We discuss Ray Heitmann's recent proof of the Direct Summand Conjecture in dimension 3 in mixed characteristic. This paper contains a discussion of his methods, a proof of the theorem, and a direct proof of the Canonical Element Conjecture in dimension 3 using his result.

Keywords

Cite

@article{arxiv.math/0212073,
  title  = {Heitmann's proof of the direct summand conjecture in dimension 3},
  author = {Paul Roberts},
  journal= {arXiv preprint arXiv:math/0212073},
  year   = {2007}
}