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Theorem mul_right_eq_self

Modification history

2021-02-14 19:41
src/algebra/group/basic.lean
chore(algebra/group/basic): remove three redundant lemmas (#6197) …
Modified mul_right_eq_selfView on Github →
2019-12-13 22:04
src/algebra/group/basic.lean
chore(algebra/group/basic): DRY, add `mul_left_surjective` (#1801) …
Modified mul_right_eq_selfView on Github →
2019-09-16 16:01
src/algebra/group/basic.lean
feat(algebra/group/basic): mul_left_eq_self etc (#1446) …
Added mul_right_eq_selfView on Github →