Theorem Submodule.linearProjOfIsCompl_add_linearProjOfIsCompl_eq_self

Modification history

2025-09-05 13:47

Mathlib/LinearAlgebra/Projection.lean

chore(LinearAlgebra/Projection): deprecating `subtype ∘ linearProjOfIsCompl` in favor of `IsCompl.projection` (#27644) …

Deleted Submodule.linearProjOfIsCompl_add_linearProjOfIsCompl_eq_self View on Github →

2025-07-27 15:47

Mathlib/LinearAlgebra/Projection.lean

feat(LinearAlgebra/Projection): lemmas on projections and invariant submodules (#25874) …

Added Submodule.linearProjOfIsCompl_add_linearProjOfIsCompl_eq_self View on Github →