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Def centralizer.add_submonoid

Modification history

2020-06-08 17:34
src/algebra/commute.lean
refactor(algebra/*): move `commute` below `ring` in `import`s (#2973) …
Deleted centralizer.add_submonoidView on Github →
2019-11-12 18:51
src/algebra/commute.lean
feat(group_theory/submonoid): add bundled submonoids and various lemmas (#1623) …
Added centralizer.add_submonoidView on Github →