Mathlib v3 is deprecated. Go to Mathlib v4

Theorem subgroup.commutator_le_left

Modification history

2022-03-12 19:48
src/group_theory/commutator.lean
refactor(group_theory/commutator): Use variables and rearrange lemmas (#12629) …
Modified subgroup.commutator_le_leftView on Github →
2022-03-11 10:13
src/group_theory/commutator.lean
refactor(group_theory/commutator): Golf some proofs (#12586) …
Modified subgroup.commutator_le_leftView on Github →
2022-02-28 12:46
src/group_theory/general_commutator.lean
refactor(group_theory/general_commutator): Rename `general_commutator` to `subgroup.commutator` (#12308) …
Added subgroup.commutator_le_leftView on Github →