English
The eigenspaces of a linear operator form an independent family of subspaces of M.
Русский
Собственные подпространства линейного оператора образуют независимое семейство подпространств M.
LaTeX
$$$iSupIndep\\, f.eigenspace$$$
Lean4
/-- The eigenspaces of a linear operator form an independent family of subspaces of `M`. That is,
any eigenspace has trivial intersection with the span of all the other eigenspaces. -/
theorem eigenspaces_iSupIndep [NoZeroSMulDivisors R M] (f : End R M) : iSupIndep f.eigenspace :=
(f.independent_genEigenspace 1).mono fun _ ↦ le_rfl