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Equiv.Perm.sigmaCongrRightHom.card_range
Modification history
2023-08-10 19:52
Mathlib/GroupTheory/Perm/Subgroup.lean
chore: banish `Type _` and `Sort _` (#6499) …
Modified
Equiv.Perm.sigmaCongrRightHom.card_range
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2023-02-06 07:44
Mathlib/GroupTheory/Perm/Subgroup.lean
feat: port GroupTheory.Perm.Subgroup (#2086)
Added
Equiv.Perm.sigmaCongrRightHom.card_range
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