| ⊦ n < # apebs ∧ valid-peb(v, m, apebs[n]) ∧ apebs[n].vidhdr.sqn = valid-sqns(v, m, apebs).max ∧ valid-eraseq-stronger(apebs, q) → ¬ n ∈ q |
apebs[n].vidhdr.sqn = valid-sqns(v, m, apebs).max, n < # apebs, valid-eraseq-stronger(apebs, q), valid-peb(v, m, apebs[n]), n ∈ q ⊦