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Theorems · Definition · field theory

PerfectClosure

(K : Type u) → [inst : CommRing K] → (p : ℕ) → [Fact (Nat.Prime p)] → [CharP K p] → Type u

The perfect closure is the smallest extension that makes frobenius surjective.

Defined in
Mathlib.FieldTheory.PerfectClosure
Cited by
22 results in Mathlib
Foundations
Depth 21 from the axioms · uses propext
Assumes
CommRingFactCharP

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Cited by26

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