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Theorem is_add_subgroup.neg_mem_iff

Modification history

2018-08-10 07:04
group_theory/add_subgroup.lean
feat(group_theory/submonoid,subgroup): merge with add_* versions
Deleted is_add_subgroup.neg_mem_iffView on Github →
2018-08-10 07:04
group_theory/add_subgroup.lean
feat(group_theory): adding add_subgroup and add_submonoid
Added is_add_subgroup.neg_mem_iffView on Github →