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Auslander-type conditions and cotorsion theory
Auslander-type conditions cotorsion theory functorially finite
2011/9/28
We study the properties of rings satisfying Auslander-type conditions. If an artin algebra A satisfies the Auslander condition (that is, A is an ∞-Gorenstein artin algebra), then we construct two kind...
Torsion and cotorsion in the sheaf of Kähler differentials on some mild singularities
Torsion cotorsion sheaf of Kä hler differentials some mild singularities
2011/3/1
We give a criterion for the sheaf of Kähler differentials on a cone over a smooth projective variety to be torsionfree.