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20042026
most citedGenerically -regular irreducible components of module varieties

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math.AG2004

Normality of orbit closures for directing modules over tame algebras

Grzegorz Bobiński, Grzegorz Zwara

We show that the orbit closures for directing modules over tame algebras are normal and Cohen-Macaulay. The proof is based on deformations to normal toric varieties.