∀ {K : Type u_1} [inst : Field K] {I : Ideal (NumberField.RingOfIntegers K)} [inst_1 : NumberField K],
  Ideal.absNorm I ≠ 1 →
    (Ideal.absNorm I).Coprime (NumberField.Units.torsionOrder K) → Function.Injective ⇑I.torsionMapQuot