“…Thus δ(E, M i /K) ≡ 0 for i ≥ 2. By Theorem 2.8 of [4], condition (2) along with K ⊂ k gives δ(v, E, M 1 /K) ≡ (1, 1), and so δ(E, M 1 /K) ≡ m. Using Theorem 6.9, we combine the calculations to see that r p (A L /K, O L ) ≡ r p (E/K, O) + m (mod 2) .…”