Proof that If IKI = q and K[x] is irreducible, then divides x qn
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Proof that If IKI = q and ∫ ϵ K[x] is irreducible, then ∫ divides xqn - x if and only if deg ∫ divides n.
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Algebra Graduate Texts In Mathematics 73
ISBN: 9780387905181
8th Edition
Authors: Thomas W. Hungerford
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