256 ≤ us2i(sho) / 256, 0 < us2i(sho) / 256, 0 ≤ us2i(sho) / 256 ⊦
Used simplifier rules: ⊦ i ≤ j ∧ 0 < i → 0 < j; (forward)% ⊦ i ≤ j ∧ 0 ≤ i → 0 ≤ j; (forward)