Theorem Submodule.surjOn_iff_le_map

Modification history

2025-11-10 15:24
Mathlib/Algebra/Module/Submodule/Map.lean
feat(RingTheory/Extension/Cotangent): presentation is submersive if `I/I²` has a suitable basis (#28769) …
Added Submodule.surjOn_iff_le_mapView on Github →