Theorem RingCon.comap_mono

Modification history

2026-06-19 09:20
Mathlib/RingTheory/Congruence/Basic.lean
feat: more lemmas about `{Setoid,Con,AddCon,RingCon}.comap` (#40697)
Modified RingCon.comap_monoView on Github →
2025-11-26 15:01
Mathlib/RingTheory/Congruence/Basic.lean
feat(RingTheory/Congruence/Hom): prove basic isomorphisms theorems for ring congruences (#26277) …
Added RingCon.comap_monoView on Github →