Theorem Equiv.Perm.perm_inv_on_of_perm_on_finset

Modification history

2024-03-04 10:56
Mathlib/GroupTheory/Perm/Finite.lean
chore(GroupTheory/Perm/Cycle/Basic): Split (#10907) …
Modified Equiv.Perm.perm_inv_on_of_perm_on_finsetView on Github →
2023-02-27 13:06
Mathlib/GroupTheory/Perm/Sign.lean
feat: port GroupTheory.Perm.Sign (#2458)
Added Equiv.Perm.perm_inv_on_of_perm_on_finsetView on Github →