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Theorem is_subgroup.subgroup_mem_left_cosets

Modification history

2018-04-16 20:09
group_theory/coset.lean
refactor(group_theory/coset): left_cosets is now a quotient (#103)
Deleted is_subgroup.subgroup_mem_left_cosetsView on Github →
2018-04-11 14:49
group_theory/coset.lean
chore(group_theory): move order_of into its own file; base costes on left_coset
Added is_subgroup.subgroup_mem_left_cosetsView on Github →