Theorem Submodule.prodEquivOfIsCompl_symm_apply_fst_eq_zero

Modification history

2023-02-22 13:01
Mathlib/LinearAlgebra/Projection.lean
feat: port LinearAlgebra.Projection (#2431)
Added Submodule.prodEquivOfIsCompl_symm_apply_fst_eq_zeroView on Github →