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- European Organization for Nuclear ResearchCH102 papers
- Joint Institute for Nuclear ResearchRU100 papers
- Rutherford Appleton LaboratoryGB100 papers
- National and Kapodistrian University of AthensGR97 papers
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Showing 2013 · math.RAShow all
2 papers · 2 filters
math.RA2013★ 4 cited
Graded 3-Calabi-Yau algebras as Ore extensions of 2-Calabi-Yau algebras
Jiwei He, Fred Van Oystaeyen, Yinhuo Zhang
We study a class of graded algebras obtained from Ore extensions of graded Calabi-Yau algebras of dimension 2. It is proved that these algebras are graded Calabi-Yau and graded coh…
math.RA2013★ 11 cited
Deformations of Koszul Artin-Schelter Gorenstein algebras
Ji-Wei He, Fred van Oystaeyen, Yinhuo Zhang
We compute the Nakayama automorphism of a PBW-deformation of a Koszul Artin-Schelter Gorenstein algebra of finite global dimension, and give a criterion for an augmented PBW-deform…