Local rings of countable cohen-macaulay type

Craig Huneke, Graham J. Leuschke

Research output: Contribution to journalArticlepeer-review

6 Scopus citations


We prove (the excellent case of) Schreyer's conjecture that a local ring with countable CM type has at most a one-dimensional singular locus. Furthermore, we prove that the localization of a Cohen-Macaulay local ring of countable CM type is again of countable CM type.

Original languageEnglish (US)
Pages (from-to)3003-3007
Number of pages5
JournalProceedings of the American Mathematical Society
Issue number10
StatePublished - Oct 2003
Externally publishedYes


  • Cm representation type
  • Countable cm type
  • Maximal cohen-macaulay modules

ASJC Scopus subject areas

  • General Mathematics
  • Applied Mathematics


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