| i→n(i) = n + i→n(j) ∧ i→n(j) ≤ i→n(i), 1 < i0 + j, 1 < i, 0 < i, j < i, i ≤ j + i0, 0 ≤ i, i ≤ i0 + j, 0 < j, 0 ≤ i0 + j, 0 ≤ i0, 0 < i0 ⊦ initial_value(ty) = (val ' + mklist(initial_value(ty), i→n(i0)))[n], j = 0, i = j |
i→n(i) = n + i→n(j), 1 < i0 + j, 1 < i, 0 < i, i ≤ j + i0, 0 ≤ i, i ≤ i0 + j, 0 < j, 0 ≤ i0 + j, 0 ≤ i0, 0 < i0, j < i ⊦ initial_value(ty) = (val ' + mklist(initial_value(ty), i→n(i0)))[n], j = 0, i = j
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ i + j = j + i], [CSIMPSEQ : ⊦ i ≠ j → (i ≤ j ↔ i < j)], [CSIMPSEQ : ⊦ 1 < i → abs(i) = i], [CSIMPSEQ : ⊦ 0 < j → abs(j) = j], [CSIMPSEQ : ⊦ i→n(i) ≤ i→n(j) ↔ abs(i) ≤ abs(j)])]]