| val = refval(r) ∧ is_referencevalue(val) ⊦ okarray(val, ty, i, st) ↔ okarray(r, ty, st) ∧ st[r -- _length] .intval = i |
⊦ okarray(refval(r), ty, i, st) ↔ okarray(r, ty, st) ∧ st[r -- _length] .intval = i
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_referencevalue(refval(r))])]]