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Theorem equiv.perm.sign_surjective

Modification history

2022-01-05 23:45
src/group_theory/perm/sign.lean
chore(*): notation for `units` (#11236)
Modified equiv.perm.sign_surjectiveView on Github →
2021-04-03 22:50
src/group_theory/perm/sign.lean
feat(group_theory/perm/sign): the alternating group (#6913) …
Modified equiv.perm.sign_surjectiveView on Github →
2019-01-05 16:37
group_theory/perm.lean
feat(group_theory/sign): sign_surjective (#576)
Added equiv.perm.sign_surjectiveView on Github →