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Theorems · Definition · group theory

AddSubgroup.equivOp

{G : Type u_2} → [inst : AddGroup G] → (H : AddSubgroup G) → ↥H ≃ ↥H.op

Bijection between an additive subgroup H and its opposite.

Defined in
Mathlib.Algebra.Group.Subgroup.MulOpposite
Cited by
5 results in Mathlib
Foundations
Depth 27 from the axioms · uses propext, Quot.sound
Assumes
AddGroup

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Cited by5

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