Normality of orbit closures for directing modules over tame algebras

2004/11/15 by Grzegorz Bobiński, Bobiński, Grzegorz, Grzegorz Zwara +1
Mathematics · #14L30 #16G20 #Advanced Topics in Algebra #Algebraic Geometry (math.AG) #Algebraic structures and combinatorial models #Commutative Algebra (math.AC) #FOS: Mathematics #Homotopy and Cohomology in Algebraic Topology #math.AC #math.AG #msc:14L30 #msc:16G20

paper · pdf · doi:10.48550/arxiv.math/0411330

13 pages

arxiv created 2004/11/15 · openalex publication_date 2004/11/15 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

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.

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