ValuationSubring.principalUnitGroup_le_principalUnitGroup

∀ {K : Type u} [inst : Field K] {A B : ValuationSubring K}, B.principalUnitGroup ≤ A.principalUnitGroup ↔ A ≤ B

Defined in: Mathlib.RingTheory.Valuation.ValuationSubring
Cited by: 0 results in Mathlib
Foundations: Depth 82 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: Field

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