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Theorem
Set.mem_center_iff_addMonoidHom
Modification history
2023-12-18 04:53
Mathlib/RingTheory/NonUnitalSubsemiring/Basic.lean
feat(RingTheory/NonUnitalSubsemiring): point-free statement of centrality (#9053) …
Added
Set.mem_center_iff_addMonoidHom
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