Non-Koszul quadratic Gorenstein toric rings

• Kazunori Matsuda ^[1]
  1. [1] Kitami Institute of Technology

     Kitami Institute of Technology

     Japón

     
• Localización: Mathematica scandinavica, ISSN 0025-5521, Vol. 123, Nº 2, 2018, págs. 161-173
• Idioma: inglés
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• Resumen

  • Koszulness of Gorenstein quadratic algebras of small socle degree is studied. In this paper, weconstruct non-Koszul Gorenstein quadratic toric ring such that its socle degree is more than 3 byusing stable set polytopes.