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Theorems · Theorem · group theory

Fintype.card_zmultiples

∀ {G : Type u_1} [inst : AddGroup G] [inst_1 : Fintype G] {x : G},
  Fintype.card ↥(AddSubgroup.zmultiples x) = addOrderOf x

See also Nat.card_zmultiples.

Defined in
Mathlib.GroupTheory.OrderOfElement
Cited by
3 results in Mathlib
Foundations
Depth 69 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
AddGroupFintype

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