| 0 ≤ i, i + n→i(# vals) ≤ n→i(# vals0) ⊦ r0 -- i0 ' ∈ addarray(r, ty, vals0, st) ∨ r0 = r ∧ i ≤ i0 ∧ i0 < i + n→i(# vals) ↔ r0 -- i0 ' ∈ addarray(r, ty, firstn(i→n(i), vals0) + vals + restn(i→n(i) + # vals, vals0), st) |
⊦ r ≠ r0 → (r -- sk ∈ addarray(r0, ty, vals, st) ↔ r -- sk ∈ st)
¬ r0 ≠ r, 0 ≤ i, i + n→i(# vals) ≤ n→i(# vals0) ⊦ r0 -- i0 ' ∈ addarray(r, ty, vals0, st) ∨ r0 = r ∧ i ≤ i0 ∧ i0 < i + n→i(# vals) ↔ r0 -- i0 ' ∈ addarray(r, ty, firstn(i→n(i), vals0) + vals + restn(i→n(i) + # vals, vals0), st)
⊦ r ≠ r0 → (r -- sk ∈ addarray(r0, ty, vals, st) ↔ r -- sk ∈ st)
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (st, firstn(i→n(i), vals0) + vals + restn(i→n(i) + # vals, vals0), ty, r, i0 ', r0)]]