English

A counterexample to the rigidity conjecture for rings

Commutative Algebra 2008-02-03 v1

Abstract

An example is constructed of a local ring and a module of finite type and finite projective dimension over that ring such that the module is not rigid. This shows that the rigidity conjecture is false.

Keywords

Cite

@article{arxiv.math/9307225,
  title  = {A counterexample to the rigidity conjecture for rings},
  author = {Raymond C. Heitmann},
  journal= {arXiv preprint arXiv:math/9307225},
  year   = {2008}
}

Comments

4 pages