A Cohen-Macaulay algebra has only finitely many semidualizing modules

2007/04/20 by Lars Winther Christensen, Christensen, Lars Winther, Sean Sather-Wagstaff +1
Mathematics · #13C13 #13H10 #Commutative Algebra (math.AC) #FOS: Mathematics #math.AC #msc:13C13 #msc:13H10

paper · pdf · doi:10.48550/arxiv.0704.2734

Final version; 3 pp. To appear in Math. Proc. Cambridge Philos. Soc

arxiv created 2007/11/16 · arxiv updated 2011/11/09

Abstract

We prove the result stated in the title, which answers the equicharacteristic case of a question of Vasconcelos.

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