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Theorems · Theorem · group theory

FiniteIndexNormalAddSubgroup.comap_mono

∀ {G : Type u_1} [inst : AddGroup G] {H : Type u_2} [inst_1 : AddGroup H] (f : G →+ H)
  {K L : FiniteIndexNormalAddSubgroup H},
  K ≤ L → FiniteIndexNormalAddSubgroup.comap f K ≤ FiniteIndexNormalAddSubgroup.comap f L
Defined in
Mathlib.GroupTheory.FiniteIndexNormalSubgroup
Cited by
1 results in Mathlib
Foundations
Depth 102 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
AddGroupAddGroup
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Around this declaration

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ProfiniteAddGrp.ProfiniteCompletion.preimage_le · cited by 0ProfiniteCompletion.preim…DFunLike.coe · cited by 62936DFunLike.coeAddGroup · cited by 4410AddGroupAddMonoidHom · cited by 3230AddMonoidHomFiniteIndexNormalAddSubgroup · cited by 26FiniteIndexNormalAddSubgr…FiniteIndexNormalAddSubgroup.comap · cited by 4FiniteIndexNormalAddSubgr…FiniteIndexNormalAddSubgroup.…CITED BYCITES

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