Ivan Shishkin, Birch Grove

Groupe de Galois d’une extension de corps

Definition / Galois theory / Stub

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Le groupe de Galois d’une extension de corpsEN kEk\subseteq E est le groupe des kk-automorphismes de EE:
Gal(E/k)=Autk(E).\operatorname{Gal}(E / k) = \operatorname{Aut}_k(E).

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