0 ≤ j, 0 ≤ j0, 0 < i ⊦ cast(i, j * 2 ^ i + j0) = cast(i, j0)
Used simplifier rules: ⊦ i ≤ j ∧ 0 ≤ i → 0 ≤ j; (forward)% ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward)