English

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

Number Theory 2008-04-13 v2

Abstract

In this article we study the behavior of inertia groups for modular Galois mod l^n representations and in some cases we give a generalization of Ribet's lowering the level result

Keywords

Cite

@article{arxiv.0801.0104,
  title  = {Congruences between modular forms and lowering the level mod l^n},
  author = {Luis Dieulefait and Xavier Taixes i Ventosa},
  journal= {arXiv preprint arXiv:0801.0104},
  year   = {2008}
}

Comments

minor changes

R2 v1 2026-06-21T09:58:22.463Z