Congruences between modular forms and lowering the level mod l^n

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dc.contributor	Universitat Politècnica de Catalunya. Departament de Matemàtica Aplicada IV
dc.contributor.author	Dieulefait, Luis Victor
dc.contributor.author	Taixes Ventosa, Xavier
dc.date	2009
dc.identifier.citation	Dieulefait, L.V.; Taixés, X. Congruences between modular forms and lowering the level mod l^n. "Journal de théorie des nombres de Bordeaux", 2009, vol. 21, núm. 1, p. 109-118.
dc.identifier.citation	1246-7405
dc.identifier.uri	http://hdl.handle.net/2117/11542
dc.language.iso	eng
dc.rights	Attribution-NonCommercial-NoDerivs 3.0 Spain
dc.rights	info:eu-repo/semantics/openAccess
dc.rights	http://creativecommons.org/licenses/by-nc-nd/3.0/es/
dc.subject	Àrees temàtiques de la UPC::Matemàtiques i estadística::Àlgebra::Teoria de nombres
dc.subject	Forms, Modular
dc.subject	Galois theory
dc.subject	Number theory
dc.subject	Formes modulars
dc.subject	Galois, Teoria de
dc.subject	Nombres, Teoria dels
dc.title	Congruences between modular forms and lowering the level mod l^n
dc.type	info:eu-repo/semantics/publishedVersion
dc.type	info:eu-repo/semantics/article
dc.description.abstract	In this article we study the behavior of inertia groups for modular Galois mod ℓn representations and in some cases we give a generalization of Ribet’s lowering the level result.