Calabi-Yau property for graded skew PBW extensions
dc.contributor.author | Suárez, Héctor | spa |
dc.contributor.author | Lezama, Oswaldo | spa |
dc.contributor.author | Reyes, Armando | spa |
dc.date.accessioned | 2019-07-03T02:07:01Z | spa |
dc.date.available | 2019-07-03T02:07:01Z | spa |
dc.date.issued | 2017-07-01 | spa |
dc.description.abstract | Graded skew PBW extensions were defined by the first author as a generalization of graded iterated Ore extensions [36]. The purpose of this paper is to study the Artin-Schelter regularity and the (skew) Calabi-Yau condition for this kind of extensions. We prove that every graded quasi-commutative skew PBW extension of an Artin-Schelter regular algebra is also an Artin-Schelter regular algebra and, as a consequence, every graded quasi-commutative skew PBW extension of a connected skew Calabi-Yau algebra is skew Calabi-Yau. Finally, we prove that graded skew PBW extensions of a finitely presented connected Auslander-regular algebra are skew Calabi-Yau. | spa |
dc.description.abstract | Las extensiones PBW torcidas graduadas fueron definidas por el primer autor como una generalización de las extensiones de Ore iteradas graduadas [36]. El propósito de este artículo es estudiar las condiciones Artin-Schelter regular y Calabi-Yau (torcida) para esta clase de extensiones. Demostramos que cada extensión PBW torcida cuasi-conmutativa graduada de un álgebra Artin-Schelter regular también es Artin-Schelter regular, y, como consecuencia, que cada extensión PBW torcida cuasi-conmutativa graduada de un álgebra conexa Calabi-Yau torcida es Calabi-Yau torcida. Finalmente, mostramos que las extensiones PBW torcidas graduadas de álgebras Auslander-regular finitamente presentadas y conexas son Calabi-Yau torcidas. | spa |
dc.format.mimetype | application/pdf | spa |
dc.identifier.eprints | http://bdigital.unal.edu.co/67460/ | spa |
dc.identifier.issn | ISSN: 2357-4100 | spa |
dc.identifier.uri | https://repositorio.unal.edu.co/handle/unal/66432 | |
dc.language.iso | spa | spa |
dc.publisher | Universidad Nacional de Colombia - Sede Bogotá - Facultad de Ciencias - Departamento de Matemáticas - Sociedad Colombiana de Matemáticas | spa |
dc.relation | https://revistas.unal.edu.co/index.php/recolma/article/view/70902 | spa |
dc.relation.ispartof | Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Matemáticas | spa |
dc.relation.ispartof | Revista Colombiana de Matemáticas | spa |
dc.relation.references | Suárez, Héctor and Lezama, Oswaldo and Reyes, Armando (2017) Calabi-Yau property for graded skew PBW extensions. Revista Colombiana de Matemáticas, 51 (2). pp. 221-239. ISSN 2357-4100 | spa |
dc.rights | Derechos reservados - Universidad Nacional de Colombia | spa |
dc.rights.accessrights | info:eu-repo/semantics/openAccess | spa |
dc.rights.license | Atribución-NoComercial 4.0 Internacional | spa |
dc.rights.uri | http://creativecommons.org/licenses/by-nc/4.0/ | spa |
dc.subject.ddc | 51 Matemáticas / Mathematics | spa |
dc.subject.proposal | Graded skew PBW extensions | spa |
dc.subject.proposal | AS-regular algebras | spa |
dc.subject.proposal | skew Calabi-Yau algebras | spa |
dc.subject.proposal | Extensiones PBW torcidas graduadas | spa |
dc.subject.proposal | álgebras AS-regular | spa |
dc.subject.proposal | álgebras Calabi-Yau torcidas | spa |
dc.title | Calabi-Yau property for graded skew PBW extensions | spa |
dc.type | Artículo de revista | spa |
dc.type.coar | http://purl.org/coar/resource_type/c_6501 | spa |
dc.type.coarversion | http://purl.org/coar/version/c_970fb48d4fbd8a85 | spa |
dc.type.content | Text | spa |
dc.type.driver | info:eu-repo/semantics/article | spa |
dc.type.redcol | http://purl.org/redcol/resource_type/ART | spa |
dc.type.version | info:eu-repo/semantics/publishedVersion | spa |
oaire.accessrights | http://purl.org/coar/access_right/c_abf2 | spa |
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