theorem minimum_misallocation {N : ℕ}
(w : Fin N → ℝ) (hw : ∀ n, 0 < w n) (flux : Fin N → ℝ) :
0 ≤ ∑ n : Fin N, flux n ^ 2 / w n := by
apply Finset.sum_nonneg
intro n _
exact div_nonneg (sq_nonneg _) (le_of_lt (hw n))Results 17-25: Symmetric Adjustment and Transition Rates