Theorem Equiv.Perm.signBijAux_inj

Modification history

2023-12-27 20:59
Mathlib/GroupTheory/Perm/Sign.lean
feat: Better lemmas for transferring finite sums along equivalences (#9237) …
Deleted Equiv.Perm.signBijAux_injView on Github →
2023-02-27 13:06
Mathlib/GroupTheory/Perm/Sign.lean
feat: port GroupTheory.Perm.Sign (#2458)
Added Equiv.Perm.signBijAux_injView on Github →