Theorem CommRing.Pic.mapRingHom_comp_mapRingHom

Modification history

2026-01-11 09:23
Mathlib/RingTheory/PicardGroup.lean
feat(RingTheory): Picard group of a domain is isomorphic to ClassGroup (#30736)
Added CommRing.Pic.mapRingHom_comp_mapRingHomView on Github →