Theorems · Theorem · group theory
orderOf_pow
∀ {G : Type u_1} [inst : LeftCancelMonoid G] [Finite G] {n : ℕ} (x : G), orderOf (x ^ n) = orderOf x / (orderOf x).gcd nThis is the same as orderOf_pow' and orderOf_pow'' but with one assumption less which is
automatic in the case of a finite cancellative monoid.
- Defined in
- Mathlib.GroupTheory.OrderOfElement
- Cited by
- 5 results in Mathlib
- Foundations
- Depth 69 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- LeftCancelMonoidFinite
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites5
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Finitestatement and proof · cited by 3,029
- orderOfstatement · cited by 324
- LeftCancelMonoidstatement and proof · cited by 28
- isOfFinOrder_of_finiteproof · cited by 14
- IsOfFinOrder.orderOf_powproof · cited by 2
Cited by5
Results whose statement or proof uses this declaration.
- IsCyclic.card_pow_eq_one_leproof · cited by 2
- IsCyclic.card_powMonoidHom_rangeproof · cited by 1
- QuaternionGroup.orderOf_aproof · cited by 1
- Equiv.Perm.IsCycle.pow_iffproof · cited by 1
- DihedralGroup.orderOf_rproof · cited by 1