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Proof step 8 from proof intshiftrsign-2pot-neg-02 (previous step)

(i0 * 2 ^ j + j0) + 1 - 2 ^ j = 2 ^ j * (i0 - 1) + j0 + 1, 0 ≤ j, i0 < 2 ^ j + j0, i0 < j, i0 ≤ 0, 0 < 2 ^ j + j0, j0 < 0, i0 * 2 ^ j + j0 < 0, 0 < j, j < 32 ⊦ i0 = 1 + ((i0 * 2 ^ j + j0) + 1 - 2 ^ j) / 2 ^ j, j0 = 0

User applied rule insert equation

And obtained the following new goals

Rule argument

pos: left 1 flags: discard

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