| bits ≠ [] ⊦ ~(2 ^ n→i(# bits - 1)) ≤ bits2int(bits) ∧ bits2int(bits) < 2 ^ n→i(# bits - 1) |
⊦ bits = [], ¬ 2 ^ n→i(# bits - 1) + bits2int(bits) < 0 ∧ ¬ 2 ^ n→i(# bits - 1) ≤ bits2int(bits)
Used simplifier rules: ⊦ ¬ i < j ↔ j ≤ i;% ⊦ ¬ i ≤ j ↔ j < i;% ⊦ ~ i ≤ j ↔ 0 ≤ i + j;