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Mathlib v3 is deprecated.
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Theorem
equiv.perm.swap_swap_apply
Modification history
2020-03-03 11:51
src/group_theory/perm/sign.lean
feat(tactic/lint): check for redundant simp lemmas (#2066) …
Deleted
equiv.perm.swap_swap_apply
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2018-10-17 13:50
group_theory/perm.lean
feat(group_theory/perm): swap_mul_swal / swap_swap_apply (by @kckennylau)
Added
equiv.perm.swap_swap_apply
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