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IsZGroup.coprime_commutator_index
Modification history
2025-01-13 10:02
Mathlib/GroupTheory/SpecificGroups/ZGroup.lean
feat(GroupTheory/SpecificGroups/ZGroup): Commutator subgroup of a Z-group is a Hall subgroup (#20694) …
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IsZGroup.coprime_commutator_index
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