Mathlib v3 is deprecated. Go to Mathlib v4

Theorem subgroup.is_complement_iff_card_mul_and_disjoint

Modification history

2021-11-03 20:00
src/group_theory/complement.lean
refactor(group_theory/complement): Introduce abbreviation for subgroups (#10009) …
Deleted subgroup.is_complement_iff_card_mul_and_disjointView 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_iff_card_mul_and_disjointView on Github →