Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
ideal.map_le_comap_of_inv_on
Modification history
2022-06-23 20:16
src/ring_theory/ideal/operations.lean
refactor(ring_theory): generalize basic API of `ring_hom` to `ring_hom_class` (#14756) …
Modified
ideal.map_le_comap_of_inv_on
View on Github →
2021-11-26 16:19
src/ring_theory/ideal/operations.lean
feat(ring_theory/ideal/operations): add lemmas about comap (#10418) …
Added
ideal.map_le_comap_of_inv_on
View on Github →