Mathlib Map

Theorems · Definition · group theory

fixingSubgroup

(M : Type u_1) → {α : Type u_2} → [inst : Group M] → [MulAction M α] → Set α → Subgroup M

The subgroup fixing a set under a MulAction.

Defined in
Mathlib.GroupTheory.GroupAction.FixingSubgroup
Cited by
83 results in Mathlib
Foundations
Depth 13 from the axioms · uses propext
Assumes
GroupMulAction

Around this declaration

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

SubMulAction.ofFixingSubgroup · cited by 43SubMulAction.ofFixingSubg…IntermediateField.fixingSubgroup · cited by 41IntermediateField.fixingS…mem_fixingSubgroup_iff · cited by 8mem_fixingSubgroup_ifffixingSubgroup_fixedPoints_gc · cited by 7fixingSubgroup_fixedPoint…MulAction.IsMultiplyPreprimitive.isPreprimitive_ofFixingSubgroup · cited by 6IsMultiplyPreprimitive.is…SubMulAction.fixingSubgroupEquivFixingSubgroup · cited by 5SubMulAction.fixingSubgro…IsGaloisGroup.restrictHom · cited by 5IsGaloisGroup.restrictHomMulAction.isMultiplyPreprimitive_iff · cited by 5MulAction.isMultiplyPrepr…SubMulAction.ofFixingSubgroup.append · cited by 4ofFixingSubgroup.appendSubMulAction.ofFixingSubgroup.isMultiplyPretransitive · cited by 4ofFixingSubgroup.isMultip…SubMulAction.fixingSubgroupInsertEquiv · cited by 3SubMulAction.fixingSubgro…SubMulAction.ofFixingSubgroup_insert_map_bijective · cited by 3SubMulAction.ofFixingSubg…SubMulAction.IsPretransitive.isPretransitive_ofFixingSubgroup_inter · cited by 2IsPretransitive.isPretran…SubMulAction.map_ofFixingSubgroupUnion · cited by 2SubMulAction.map_ofFixing…SubMulAction.mem_ofFixingSubgroup_iff · cited by 2SubMulAction.mem_ofFixing…Set · cited by 53352SetSet.Elem · cited by 7166Set.ElemGroup · cited by 6238GroupSubgroup · cited by 3593SubgroupSubmonoid · cited by 3086SubmonoidMulAction · cited by 1294MulActionSubsemigroup.carrier · cited by 160Subsemigroup.carrierSubmonoid.toSubsemigroup · cited by 159Submonoid.toSubsemigroupfixingSubmonoid · cited by 5fixingSubmonoidfixingSubgroupCITED BYCITES

Cites9

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

Cited by99

Results whose statement or proof uses this declaration.