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Theorems · Definition · number theory

NumberField.IsCMField.unitsComplexConj

(K : Type u_1) →
  [inst : Field K] →
    [inst_1 : CharZero K] →
      [NumberField.IsCMField K] →
        [Algebra.IsIntegral ℚ K] → (NumberField.RingOfIntegers K)ˣ ≃* (NumberField.RingOfIntegers K)ˣ

The complex conjugation as an isomorphism of the units of K.

Defined in
Mathlib.NumberTheory.NumberField.CMField
Cited by
5 results in Mathlib
Foundations
Depth 303 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
FieldCharZeroNumberField.IsCMFieldAlgebra.IsIntegral

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