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Theorem subgroup.normal_core_eq_ker

Modification history

2022-06-29 12:27
src/group_theory/group_action/basic.lean
chore(group_theory/group_action/basic): split file (#15044) …
Modified subgroup.normal_core_eq_kerView on Github →
2021-09-07 05:56
src/group_theory/group_action/basic.lean
feat(group_theory/subgroup): Normal Core (#8940) …
Added subgroup.normal_core_eq_kerView on Github →