Theorems · Theorem · group theory
Subgroup.relIndex_self
∀ {G : Type u_1} [inst : Group G] (H : Subgroup G), H.relIndex H = 1- Defined in
- Mathlib.GroupTheory.Index
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 95 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- Group
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites6
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Groupstatement and proof · cited by 6,238
- Subgroupstatement and proof · cited by 3,593
- Subgroup.indexproof · cited by 150
- Subgroup.relIndexstatement · cited by 72
- Subgroup.index_topproof · cited by 10
- Subgroup.subgroupOf_selfproof · cited by 3
Cited by2
Results whose statement or proof uses this declaration.
- Subgroup.Commensurable.reflproof · cited by 4
- Subgroup.relIndex_adjoinNegOne_ne_zeroproof · cited by 1