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Theorem quotient_group.ker_lift_mk

Modification history

2022-12-06 20:53
src/group_theory/quotient_group.lean
chore(group_theory/quotient_group): drop unneeded names in `to_additive` (#17821) …
Modified quotient_group.ker_lift_mkView on Github →
2019-02-28 16:55
src/group_theory/quotient_group.lean
feat(group_theory/quotient_group): define ker_lift and prove simp-lemmas (#764) …
Added quotient_group.ker_lift_mkView on Github →