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Theorems · Definition · group theory

Equiv.Perm.IsCycle.zpowersEquivSupport

{α : Type u_2} →
  [inst : DecidableEq α] → [inst_1 : Fintype α] → {σ : Equiv.Perm α} → σ.IsCycle → ↥(Subgroup.zpowers σ) ≃ ↥σ.support

The subgroup generated by a cycle is in bijection with its support

Defined in
Mathlib.GroupTheory.Perm.Cycle.Basic
Cited by
5 results in Mathlib
Foundations
Depth 61 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
DecidableEqFintype

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