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Theorems · Theorem · group theory

Nat.card_zmultiples

∀ {α : Type u_3} [inst : AddGroup α] (a : α), Nat.card ↥(AddSubgroup.zmultiples a) = addOrderOf a

See also Fintype.card_zmultiples.

Defined in
Mathlib.Data.ZMod.QuotientGroup
Cited by
11 results in Mathlib
Foundations
Depth 95 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
AddGroup

Around this declaration

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

addOrderOf_eq_card_of_forall_mem_zmultiples · cited by 8addOrderOf_eq_card_of_for…finite_zmultiples · cited by 3finite_zmultiplesAddMonoid.le_minOrder_iff_forall_addSubgroup · cited by 2AddMonoid.le_minOrder_iff…isAddCyclic_iff_exists_addOrderOf_eq_natCard · cited by 2isAddCyclic_iff_exists_ad…IsAddCyclic.exists_ofOrder_eq_natCard · cited by 1IsAddCyclic.exists_ofOrde…AddCircle.isAddFundamentalDomain_of_ae_ball · cited by 1AddCircle.isAddFundamenta…AddCircle.volume_of_add_preimage_eq · cited by 1AddCircle.volume_of_add_p…ZMod.minOrder · cited by 1ZMod.minOrdercard_dvd_exponent_nsmul_rank · cited by 1card_dvd_exponent_nsmul_r…IsAddCyclic.card_nsmulAddMonoidHom_range · cited by 1IsAddCyclic.card_nsmulAdd…exists_nsmul_ne_zero_of_isAddCyclic · cited by 0exists_nsmul_ne_zero_of_i…Set · cited by 53352SetSet.Elem · cited by 7166Set.ElemAddGroup · cited by 4410AddGroupAddSubgroup · cited by 3232AddSubgroupHVAdd.hVAdd · cited by 1820HVAdd.hVAddZMod · cited by 1024ZModNat.card · cited by 844Nat.cardAddSubgroup.zmultiples · cited by 493AddSubgroup.zmultiplesaddOrderOf · cited by 208addOrderOfNat.card_congr · cited by 133Nat.card_congrFunction.minimalPeriod · cited by 100Function.minimalPeriodAddAction.orbit · cited by 86AddAction.orbitNat.card_zmod · cited by 13Nat.card_zmodAddAction.orbitZMultiplesEquiv · cited by 4AddAction.orbitZMultiples…orbit_addSubgroup_zero_eq_self · cited by 1orbit_addSubgroup_zero_eq…Nat.card_zmultiplesCITED BYCITES

Cites15

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by11

Results whose statement or proof uses this declaration.