The group structure of the normalizer of $Γ_0(N)$

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We determine the group structure of the normalizer of $Γ_0(N)$ in $SL_2(\R)$ modulo $Γ_0(N)$. These results correct the Atkin-Lehner statement at the paper Hecke operators of $Γ_0(N)$.

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Number Theory, 20H05(19B37,11G18)

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http://salesiana.dossiersoluciones.com/handle/123456789/122524

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0701636
 http://arxiv.org/abs/math/0701636

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arXiv