Theorem Finsupp.mem_range_mapDomain_iff

Modification history

2025-11-10 15:24
Mathlib/Data/Finsupp/Basic.lean
feat(RingTheory/Extension/Cotangent): presentation is submersive if `I/I²` has a suitable basis (#28769) …
Added Finsupp.mem_range_mapDomain_iffView on Github →