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Def alternating_subgroup

Modification history

2021-04-24 02:33
src/group_theory/perm/sign.lean
feat(group_theory/{perm/cycle_type, specific_groups/alternating_group}): the alternating group is generated by 3-cycles (#6949) …
Deleted alternating_subgroupView on Github →
2021-04-03 22:50
src/group_theory/perm/sign.lean
feat(group_theory/perm/sign): the alternating group (#6913) …
Added alternating_subgroupView on Github →