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Theorem centralizer.inter_units_is_subgroup

Modification history

2020-06-08 17:34
src/algebra/commute.lean
refactor(algebra/*): move `commute` below `ring` in `import`s (#2973) …
Deleted centralizer.inter_units_is_subgroupView on Github →
2019-10-04 11:56
src/algebra/commute.lean
feat(algebra): commuting elements (#1089) …
Added centralizer.inter_units_is_subgroupView on Github →