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Theorems · Theorem · number theory

NumberField.HeightOneSpectrum.NumberField.RingOfIntegers.HeightOneSpectrum.adicAbv_add_le_max

Deprecated since 2026-03-11Use NumberField.HeightOneSpectrum.adicAbv_add_le_max instead.

∀ (K : Type u_1) [inst : Field K] {R : Type u_2} [inst_1 : CommRing R] [inst_2 : Algebra R K]
  [inst_3 : IsDedekindDomain R] [inst_4 : IsFractionRing R K] (v : IsDedekindDomain.HeightOneSpectrum R)
  [inst_5 : Module.Finite ℤ R] [inst_6 : Module.Free ℤ R] (x y : K),
  (NumberField.HeightOneSpectrum.adicAbv K v) (x + y) ≤
    max ((NumberField.HeightOneSpectrum.adicAbv K v) x) ((NumberField.HeightOneSpectrum.adicAbv K v) y)

Alias of NumberField.HeightOneSpectrum.adicAbv_add_le_max. The v-adic absolute value satisfies the ultrametric inequality.

Defined in
Mathlib.NumberTheory.NumberField.Completion.FinitePlace
Cited by
0 results in Mathlib
Foundations
Depth 164 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
FieldCommRingAlgebraIsDedekindDomainIsFractionRingModule.FiniteModule.Free

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