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Theorems · Definition · commutative algebra

Perfection.liftMonoidHom

(p : ℕ) →
  (M : Type u_2) →
    [inst : CommMonoid M] →
      [PerfectRing M p] → (N : Type u_3) → [inst_2 : CommMonoid N] → (M →* N) ≃* (M →* Perfection N p)

Given monoids M and N, with M being perfect, any homomorphism M →+* N can be lifted uniquely to a homomorphism M →* Perfection N p.

Defined in
Mathlib.RingTheory.Perfection
Cited by
4 results in Mathlib
Foundations
Depth 28 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommMonoidPerfectRingCommMonoid

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