Mathlib Changelog
v4
Changelog
About
Github
Theorem
IsLocalRing.maximalIdeal_comap
Modification history
2026-03-20 18:13
Mathlib/RingTheory/LocalRing/RingHom/Basic.lean
feat(RingTheory): some lemma about span rank (#35337) …
Added
IsLocalRing.maximalIdeal_comap
View on Github →