Theorem RingCon.comap_nonUnitalRingHomComp

Modification history

2026-06-19 09:20

Mathlib/RingTheory/Congruence/Defs.lean

feat: more lemmas about `{Setoid,Con,AddCon,RingCon}.comap` (#40697)

Added RingCon.comap_nonUnitalRingHomComp View on Github →