| j0 ≤ j, 0 ≤ j0, 0 ≤ j ⊦ bytevalues(getarray(r, i, j0, st)) + bytevalues(getarray(r, i + j0, j - j0, st)) = getbytearray(r, i, j0, st) + getbytearray(r, i + j0, j - j0, st) |
j = i0 + j0, j0 ≤ j, 0 ≤ j0, 0 ≤ j ⊦ bytevalues(getarray(r, i, j0, st)) + bytevalues(getarray(r, i + j0, i0, st)) = getbytearray(r, i, j0, st) + getbytearray(r, i + j0, i0, st)
[[CONCRETESIMPRULES : ([CSIMPELIM : ⊦ i0 = i - j ↔ i = i0 + j])], [EXTRATERMS : (j, j0, i0)]]