⊦ i2b(i) = i2b(j) ↔ b2i(i2b(i)) = b2i(i2b(j))
Used simplifier rules: ⊦ ~128 ≤ i ∧ i ≤ 127 → b2i(i2b(i)) = i;% ⊦ b2i(i2b(0)) = 0; Used terms: 0, i