| st[r -- _length] = intval(i), j < i, okreftype(refval(r), mkarraytype(ty), st), is_arrayref(r, i, st), r -- _length ∈ st, 0 ≤ i, r ∈ st, 0 ≤ j, 0 < i, ∀ j0. ¬ j0 < 0 ∧ ¬ i ≤ j0 → oktype(st[r -- j0 '], ty, st) ⊦ r = jvmref, r = r0, oktype(st[r -- j '], ty, st), is_classtype(ty), is_arraytype(ty) |
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ i ≤ j → (¬ ¬ j < i ↔ false)], [CSIMPSEQ : ⊦ i < j → (¬ ¬ j ≤ i ↔ false)], [CSIMPSEQ : ⊦ ¬ oktype(val, ty, st0) → ¬ oktype(val, ty, st1)])], [EXTRATERMS : (j)]]