Theorem isRegular_iff_isUnit_of_finite

Modification history

2025-09-12 16:37
Mathlib/Algebra/Ring/NonZeroDivisors.lean
feat(IsMulTorsionFree): the power map of a nontrivial regular element is injective (#28738)
Modified isRegular_iff_isUnit_of_finiteView on Github →
2025-07-22 20:14
Mathlib/Algebra/Ring/NonZeroDivisors.lean
fix(NonZeroDivisors): swap left and right (#27224) …
Added isRegular_iff_isUnit_of_finiteView on Github →