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Please use this identifier to cite or link to this item: https://doi.org/10.1006/jabr.2001.9024
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dc.titleNormalisers of subgroups of the modular group
dc.contributor.authorLang, M.L.
dc.date.accessioned2014-10-28T02:39:40Z
dc.date.available2014-10-28T02:39:40Z
dc.date.issued2002-02-01
dc.identifier.citationLang, M.L. (2002-02-01). Normalisers of subgroups of the modular group. Journal of Algebra 248 (1) : 202-218. ScholarBank@NUS Repository. https://doi.org/10.1006/jabr.2001.9024
dc.identifier.issn00218693
dc.identifier.urihttp://scholarbank.nus.edu.sg/handle/10635/103640
dc.description.abstractLet G be a subgroup of finite index of the modular group Γ and let N(G) be the normaliser of G in PSL2(ℝ). In this article, we give an algorithm that determines N(G). © 2002 Elsevier Science (USA).
dc.description.urihttp://libproxy1.nus.edu.sg/login?url=http://dx.doi.org/10.1006/jabr.2001.9024
dc.sourceScopus
dc.subjectFundamental polygons
dc.subjectLattices commensurable with ℤ x ℤ
dc.subjectModular group
dc.subjectNormalisers
dc.typeArticle
dc.contributor.departmentMATHEMATICS
dc.description.doi10.1006/jabr.2001.9024
dc.description.sourcetitleJournal of Algebra
dc.description.volume248
dc.description.issue1
dc.description.page202-218
dc.description.codenJALGA
dc.identifier.isiut000173666100010
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