Theorem IsArtinianRing.isUnit_iff_isRegular

Modification history

2025-10-01 10:39
Mathlib/RingTheory/Artinian/Module.lean
feat(RingTheory): units are exactly non-zerodivisors in noncommutative Artinian rings (#28887)
Added IsArtinianRing.isUnit_iff_isRegularView on Github →