| ¬ (is_fskey(i ') ∧ i ' ≠ _length ∧ i ' ≠ _type), r -- i ' ∈ addarray(r, ty, 1 + i0, st), 0 ≤ i0, i < 0 ∨ i0 < i ⊦ i = 0, r -- i ' ∈ st |
r -- i ' ∈ addarray(r, ty, 1 + i0, st), 0 ≤ i0, i < 0 ∨ i0 < i ⊦ i = 0, r -- i ' ∈ st
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ is_fskey(i ')])]]