Mathlib Map

Theorems · Theorem · commutative algebra

isFractionRing_of_exists_eq_algebraMap_or_inv_eq_algebraMap_of_injective

∀ {𝒪 : Type u} {K : Type v} [inst : CommRing 𝒪] [inst_1 : Field K] [inst_2 : Algebra 𝒪 K],
  (∀ (x : K), ∃ a, x = (algebraMap 𝒪 K) a ∨ x⁻¹ = (algebraMap 𝒪 K) a) →
    Function.Injective ⇑(algebraMap 𝒪 K) → IsFractionRing 𝒪 K
Defined in
Mathlib.RingTheory.Valuation.ValuationRing
Cited by
2 results in Mathlib
Foundations
Depth 47 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommRingFieldAlgebra

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites21

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by2

Results whose statement or proof uses this declaration.