| i + i ^ i0 = 0, i ^ i0 = ~ i, abs(i ^ i0) = 1, 0 < i0 ⊦ i = ~1, i = 0, i0 = 0 |
i + i ^ i0 = 0, i ^ i0 = ~ i, abs(i ^ i0) = 1, 0 < i0, i < 0 ⊦ i = 0, i = ~1, i0 = 0
i + i ^ i0 = 0, i ^ i0 = ~ i, abs(i ^ i0) = 1, 0 < i0 ⊦ i = 0, i = ~1, i0 = 0, i < 0
Used formulas: i < 0