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Theorem
IsLocalRing.map_maximalIdeal_of_surjective
Modification history
2026-03-20 18:13
Mathlib/RingTheory/LocalRing/RingHom/Basic.lean
feat(RingTheory): some lemma about span rank (#35337) …
Added
IsLocalRing.map_maximalIdeal_of_surjective
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