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Riemannian geometry of a discretized circle and torus
Journal
Symmetry, Integrability and Geometry. Methods and Applications
70
Author
Bochniak Arkadiusz
Sitarz Andrzej
Zalecki Paweł
Volume
16
Article ID
143
eISSN
1815-0659
Keywords in English
noncommutative Riemannian geometry
linear connections
curvature
Language
English
Journal language
English
Abstract in English
We extend the results of Riemannian geometry over finite groups and provide a full classification of all linear connections for the minimal noncommutative differential calculus over a finite cyclic group. We solve the torsion-free and metric compatibility condition in general and show that there are several classes of solutions, out of which only special ones are compatible with a metric that gives a Hilbert C∗-module structure on the space of the one-forms. We compute curvature and scalar curvature for these metrics and find their continuous limits.
Affiliation
Szkoła Doktorska Nauk Ścisłych i PrzyrodniczychWydział Fizyki, Astronomii i Informatyki Stosowanej : Instytut Fizyki Teoretycznej
Scopus© citations
8
| cris.lastimport.wos | 2024-04-10T01:36:53Z | |
| dc.abstract.en | We extend the results of Riemannian geometry over finite groups and provide a full classification of all linear connections for the minimal noncommutative differential calculus over a finite cyclic group. We solve the torsion-free and metric compatibility condition in general and show that there are several classes of solutions, out of which only special ones are compatible with a metric that gives a Hilbert C∗-module structure on the space of the one-forms. We compute curvature and scalar curvature for these metrics and find their continuous limits. | pl |
| dc.affiliation | Szkoła Doktorska Nauk Ścisłych i Przyrodniczych | pl |
| dc.affiliation | Wydział Fizyki, Astronomii i Informatyki Stosowanej : Instytut Fizyki Teoretycznej | pl |
| dc.contributor.author | Bochniak, Arkadiusz - 233886 | pl |
| dc.contributor.author | Sitarz, Andrzej - 100147 | pl |
| dc.contributor.author | Zalecki, Paweł - 244499 | pl |
| dc.date.accessioned | 2021-01-08T22:12:56Z | |
| dc.date.available | 2021-01-08T22:12:56Z | |
| dc.date.issued | 2020 | pl |
| dc.date.openaccess | 0 | |
| dc.description.accesstime | w momencie opublikowania | |
| dc.description.version | ostateczna wersja wydawcy | |
| dc.description.volume | 16 | pl |
| dc.identifier.articleid | 143 | pl |
| dc.identifier.doi | 10.3842/SIGMA.2020.143 | pl |
| dc.identifier.eissn | 1815-0659 | pl |
| dc.identifier.project | ROD UJ / OP | pl |
| dc.identifier.uri | https://ruj.uj.edu.pl/xmlui/handle/item/260068 | |
| dc.language | eng | pl |
| dc.language.container | eng | pl |
| dc.rights | Udzielam licencji. Uznanie autorstwa - Na tych samych warunkach 4.0 Międzynarodowa | * |
| dc.rights.licence | CC-BY-SA | |
| dc.rights.uri | http://creativecommons.org/licenses/by-sa/4.0/legalcode.pl | * |
| dc.share.type | otwarte czasopismo | |
| dc.subject.en | noncommutative Riemannian geometry | pl |
| dc.subject.en | linear connections | pl |
| dc.subject.en | curvature | pl |
| dc.subtype | Article | pl |
| dc.title | Riemannian geometry of a discretized circle and torus | pl |
| dc.title.journal | Symmetry, Integrability and Geometry. Methods and Applications | pl |
| dc.type | JournalArticle | pl |
| dspace.entity.type | Publication |
cris.lastimport.wos
2024-04-10T01:36:53Z dc.abstract.enpl
We extend the results of Riemannian geometry over finite groups and provide a full classification of all linear connections for the minimal noncommutative differential calculus over a finite cyclic group. We solve the torsion-free and metric compatibility condition in general and show that there are several classes of solutions, out of which only special ones are compatible with a metric that gives a Hilbert C∗-module structure on the space of the one-forms. We compute curvature and scalar curvature for these metrics and find their continuous limits. dc.affiliationpl
Szkoła Doktorska Nauk Ścisłych i Przyrodniczych dc.affiliationpl
Wydział Fizyki, Astronomii i Informatyki Stosowanej : Instytut Fizyki Teoretycznej dc.contributor.authorpl
Bochniak, Arkadiusz - 233886 dc.contributor.authorpl
Sitarz, Andrzej - 100147 dc.contributor.authorpl
Zalecki, Paweł - 244499 dc.date.accessioned
2021-01-08T22:12:56Z dc.date.available
2021-01-08T22:12:56Z dc.date.issuedpl
2020 dc.date.openaccess
0 dc.description.accesstime
w momencie opublikowania dc.description.version
ostateczna wersja wydawcy dc.description.volumepl
16 dc.identifier.articleidpl
143 dc.identifier.doipl
10.3842/SIGMA.2020.143 dc.identifier.eissnpl
1815-0659 dc.identifier.projectpl
ROD UJ / OP dc.identifier.uri
https://ruj.uj.edu.pl/xmlui/handle/item/260068 dc.languagepl
eng dc.language.containerpl
eng dc.rights*
Udzielam licencji. Uznanie autorstwa - Na tych samych warunkach 4.0 Międzynarodowa dc.rights.licence
CC-BY-SA dc.rights.uri*
http://creativecommons.org/licenses/by-sa/4.0/legalcode.pl dc.share.type
otwarte czasopismo dc.subject.enpl
noncommutative Riemannian geometry dc.subject.enpl
linear connections dc.subject.enpl
curvature dc.subtypepl
Article dc.titlepl
Riemannian geometry of a discretized circle and torus dc.title.journalpl
Symmetry, Integrability and Geometry. Methods and Applications dc.typepl
JournalArticle dspace.entity.type
Publication Affiliations
Wydział Fizyki, Astronomii i Informatyki Stosowanej
Bochniak, Arkadiusz
Sitarz, Andrzej
Zalecki, Paweł
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