“School of Mathematics”
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| Paper IPM / M / 16654 | ||||||||||||||||||
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Let R be a Cohen-Macaulay local ring of dimension d with canonical module. In this article we extend Auslander-Reiten duality theorem to certain R-algebras. As a consequence of our argument, we obtain a criterion
for projective modules over certain R-algebras in terms of vanishing of
Ext modules
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