Abstract
We show that the algebras of semi-invariants of a finite connected quiverQ are complete intersections if and only ifQ is of Dynkin or Euclidean type. Moreover, we give a uniform description of the algebras of semi-invariants of Euclidean quivers.
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Skowroński, A., Weyman, J. The algebras of semi-invariants of quivers. Transformation Groups 5, 361–402 (2000). https://doi.org/10.1007/BF01234798
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DOI: https://doi.org/10.1007/BF01234798