| wlar[n] = wl-entry(m0, stat), ∀ n0. n0 ∈ q ↔ n0 < # wlar ∧ wlar[n, wl-entry(m1, used)][n0].status = erasing ⊦ stat = erasing, ∀ n. n ∈ q ↔ n < # wlar ∧ wlar[n].status = erasing |
wlar[n] = wl-entry(m0, stat), ∀ n0. n0 ∈ q ↔ n0 < # wlar ∧ wlar[n, wl-entry(m1, used)][n0].status = erasing ⊦ n0 ∈ q ↔ n0 < # wlar ∧ wlar[n0].status = erasing, stat = erasing