| n < # ints ⊦ (is2bs(ints)[n]) = i2b(ints[n]), ints = [] |
∀ n. n < # ints0 → (is2bs(ints0)[n]) = i2b(ints0[n]) ∨ ints0 = [], n < # (i + ints0) ⊦ (is2bs(i + ints0)[n]) = i2b((i + ints0)[n]), i + ints0 = []
[[CONCRETESIMPRULES : ([CSIMPGEN : intlist generated by [], +;])]]