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Theorem subgroup.is_complement.card_mul

Modification history

2021-11-11 19:35
src/group_theory/complement.lean
refactor(group_theory/complement): Generalize `card_mul` to from subgroups to subsets (#10264) …
Added subgroup.is_complement.card_mulView on Github →
2021-11-03 20:00
src/group_theory/complement.lean
refactor(group_theory/complement): Introduce abbreviation for subgroups (#10009) …
Deleted subgroup.is_complement.card_mulView on Github →
2021-10-01 06:05
src/group_theory/complement.lean
feat(group_theory/complement): is_complement_iff_card_mul_and_disjoint (#9476) …
Added subgroup.is_complement.card_mulView on Github →