Twisted algebras of geometric algebras
Canadian mathematical bulletin, Tome 66 (2023) no. 3, pp. 715-730

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A twisting system is one of the major tools to study graded algebras; however, it is often difficult to construct a (nonalgebraic) twisting system if a graded algebra is given by generators and relations. In this paper, we show that a twisted algebra of a geometric algebra is determined by a certain automorphism of its point variety. As an application, we classify twisted algebras of three-dimensional geometric Artin–Schelter regular algebras up to graded algebra isomorphism.
DOI : 10.4153/S0008439522000649
Mots-clés : Twisting systems, twisted algebras, geometric algebras, AS-regular algebras
Matsuno, Masaki. Twisted algebras of geometric algebras. Canadian mathematical bulletin, Tome 66 (2023) no. 3, pp. 715-730. doi: 10.4153/S0008439522000649
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     title = {Twisted algebras of geometric algebras},
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     doi = {10.4153/S0008439522000649},
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