Mathlib Changelog
v4
Changelog
About
Github
Theorem
exists_right_inv_of_exists_left_inv
Modification history
2025-02-04 15:13
Mathlib/Algebra/GroupWithZero/Basic.lean
refactor: introduce `Ideal.IsTwoSided` class for quotients of noncommutative rings (#17930)
Added
exists_right_inv_of_exists_left_inv
View on Github →