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Theorem subgroup.is_complement_singleton_top

Modification history

2021-11-10 02:49
src/group_theory/complement.lean
feat(group_theory/complement): iff-lemmas for when bottom and top subgroups are complementary (#10143) …
Modified subgroup.is_complement_singleton_topView on Github →
2021-09-30 08:02
src/group_theory/complement.lean
feat(group_theory/complement): Top is complement to every singleton subset (#9460) …
Added subgroup.is_complement_singleton_topView on Github →