| # refs = 1, r ∈ addarray(refs .first, ty, i0, st), r -- fs ' ∈ addarray(refs .first, ty, i0, st), 0 ≤ i0, 0 ≤ i, i ≤ i0, ∀ st, ty, acc, r, ints, i, fs, refs0. # refs0 < 1 → ( true → ( fs ' ≠ _type ∧ fs ' ≠ _length ∧ # refs0 = i→n(countrefs(i ' + ints .rest)) ∧ ints ≠ [] ∧ 0 ≤ i ∧ posints(ints) ∧ ¬ 0 ∈ ints .butlast ∧ i ≤ ints .first → (r -- fs ' ∈ addmultiarrays(refs0, i, acc, ty, ints, st) ↔ r -- fs ' ∈ st))) ⊦ fs ' = _type, fs ' = _length, r -- fs ' ∈ st |
refs = r0 + refs1 ∧ refs ≠ [], # refs = 1, r ∈ addarray(r0, ty, i0, st), r -- fs ' ∈ addarray(r0, ty, i0, st), 0 ≤ i0, 0 ≤ i, i ≤ i0, ∀ st, ty, acc, r, ints, i, fs, refs0. # refs0 < 1 → ( true → ( fs ' ≠ _type ∧ fs ' ≠ _length ∧ # refs0 = i→n(countrefs(i ' + ints .rest)) ∧ ints ≠ [] ∧ 0 ≤ i ∧ posints(ints) ∧ ¬ 0 ∈ ints .butlast ∧ i ≤ ints .first → (r -- fs ' ∈ addmultiarrays(refs0, i, acc, ty, ints, st) ↔ r -- fs ' ∈ st))) ⊦ fs ' = _type, fs ' = _length, r -- fs ' ∈ st
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ # [] = 0], [CSIMPELIM : refs ≠ [] ⊦ r = refs .first ∧ refs0 = refs .rest ↔ refs = r + refs0])], [EXTRATERMS : (refs, r0, refs1)]]