`BookProof.ShiftedQuadraticDegenerate.exists_equilibrium` {A : Matrix (Fin d) (Fin d) ℝ} (hA : A.IsHermitian) {w : Fin d → ℝ} (hw : ∀ v : Fin d → ℝ, (∀ i, ∑ j, A i j * v j = 0) → ∑

Initializing...

`BookProof.ShiftedQuadraticDegenerate.exists_equilibrium` {A : Matrix (Fin d) (Fin d) ℝ} (hA : A.IsHermitian) {w : Fin d → ℝ} (hw : ∀ v : Fin d → ℝ, (∀ i, ∑ j, A i j * v j = 0) → ∑ · Prove2Me