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Theorem is_add_subgroup.sub_mem

Modification history

2020-12-16 15:31
src/deprecated/subgroup.lean
chore(*): add a `div`/`sub` field to (`add_`)`group`(`_with_zero`) (#5303) …
Deleted is_add_subgroup.sub_memView on Github →
2020-12-11 13:45
src/deprecated/subgroup.lean
chore(*): don't assume `sub_eq_add_neg` and `div_eq_mul_inv` are defeq (#5302) …
Modified is_add_subgroup.sub_memView on Github →
2020-06-01 23:39
src/deprecated/subgroup.lean
chore(group_theory/sub*): move unbundled submonoids and subgroups to `deprecated` (#2912) …
Modified is_add_subgroup.sub_memView on Github →
2020-02-14 00:07
src/group_theory/subgroup.lean
chore(group_theory/sub*) : rename type vars (#1982) …
Modified is_add_subgroup.sub_memView on Github →
2018-10-18 00:33
group_theory/subgroup.lean
feat(algebra,group_theory): add various closure properties of subgroup and is_group_hom w.r.t gsmul, prod, sum
Added is_add_subgroup.sub_memView on Github →