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Theorems · Theorem · group theory

AddSubgroup.toSubgroup_comap

∀ {A : Type u_7} {A₂ : Type u_8} [inst : AddGroup A] [inst_1 : AddGroup A₂] (f : A →+ A₂) (s : AddSubgroup A₂),
  Subgroup.comap (AddMonoidHom.toMultiplicative f) (AddSubgroup.toSubgroup s) =
    AddSubgroup.toSubgroup (AddSubgroup.comap f s)
Defined in
Mathlib.Algebra.Group.Subgroup.Map
Cited by
0 results in Mathlib
Foundations
Depth 29 from the axioms · uses propext, Quot.sound
Assumes
AddGroupAddGroup

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