Theorem Submodule.isFiniteRelIndex_of_map_linearMapMulLeft_le

Modification history

2026-03-06 23:17
Mathlib/GroupTheory/FiniteAbelian/Basic.lean
feat: some lemmas about finite index subgroups/submodules (#36227) …
Added Submodule.isFiniteRelIndex_of_map_linearMapMulLeft_leView on Github →