∀ {K : Type u_3} {V : Type u_8} [inst : Field K] [inst_1 : Invertible 2] [inst_2 : AddCommGroup V] [inst_3 : Module K V]
  [FiniteDimensional K V] (Q : QuadraticForm K V),
  LinearMap.SeparatingLeft (QuadraticMap.associated Q) →
    ∃ w, QuadraticMap.Equivalent Q (QuadraticMap.weightedSumSquares K w)