Theorem Submodule.exists_add_eq_of_codisjoint

Modification history

2025-07-08 15:32
Mathlib/LinearAlgebra/Span/Defs.lean
feat(LinearAlgebra/Span/Defs): replace Submodule.exists_add_eq_of_codisjoint with an iff (#26796) …
Deleted Submodule.exists_add_eq_of_codisjointView on Github →
2024-11-15 15:51
Mathlib/LinearAlgebra/Span/Basic.lean
chore(LinearAlgebra/Span): split off definition of `Submodule.span` (#18618) …
Modified Submodule.exists_add_eq_of_codisjointView on Github →
2023-10-13 13:56
Mathlib/LinearAlgebra/Span.lean
feat: a non-singular Killing form remains non-singular when restricted to a Cartan subalgebra (#7613) …
Added Submodule.exists_add_eq_of_codisjointView on Github →