Title of article
Normalisers of Subgroups of the Modular Group
Author/Authors
Mong-Lung Lang، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2002
Pages
17
From page
202
To page
218
Abstract
Let G be a subgroup of finite index of the modular group Γ and let N(G) be the normaliser of G in PSL2( ). In this article, we give an algorithm that determines N(G).
Keywords
modular group , normalisers , fundamental polygons , lattices commensurable with Image × Image
Journal title
Journal of Algebra
Serial Year
2002
Journal title
Journal of Algebra
Record number
695763
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