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The image of a mod-$\ell$ Galois representation $\rho: \Gal_K\to G(\F_{\ell})$ is the subgroup $\rho(\Gal_K)$ of the codomain $G(\F_{\ell})$.

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  • Review status: beta
  • Last edited by John Cremona on 2023-03-24 10:49:30
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