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Theorems · Theorem · group theory

DihedralGroup.nat_card

∀ {n : ℕ}, Nat.card (DihedralGroup n) = 2 * n
Defined in
Mathlib.GroupTheory.SpecificGroups.Dihedral
Cited by
3 results in Mathlib
Foundations
Depth 94 from the axioms · uses propext, Classical.choice, Quot.sound
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Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

DihedralGroup.commProb_odd · cited by 1DihedralGroup.commProb_oddDihedralGroup.card_conjClasses_odd · cited by 1DihedralGroup.card_conjCl…DihedralGroup.isCyclic_iff · cited by 0DihedralGroup.isCyclic_iffNat.card · cited by 844Nat.cardNat.card_eq_fintype_card · cited by 200Nat.card_eq_fintype_cardNat.card_eq_zero_of_infinite · cited by 46Nat.card_eq_zero_of_infin…DihedralGroup · cited by 41DihedralGroupDihedralGroup.card · cited by 2DihedralGroup.cardDihedralGroup.nat_cardCITED BYCITES

Cites5

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Cited by3

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