On regularity in codimension one of irreducible components of module varieties
classification
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math.AG
keywords
codimensiondimensionirreduciblevectora-modulea-modulesalgebracomponent
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Let A be a tame quasi-tilted algebra and d the dimension vector of an indecomposable A-module. In the paper we prove that each irreducible component of the variety of A-modules of dimension vector d is regular in codimension one.
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