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Proof step 74 from proof getsetShort-theorem (previous step)

j / 256 = i + 1, ~128 ≤ j % 256, j < 0, ~32768 ≤ j, ~128 ≤ i, i ≤ 127 ⊦ j % 256 = 0, 256 * (i + 1) + j % 256 = j

User applied rule insert equation

And closed the goal!

Rule argument

pos: left 1 flags: rotate, discard

Additional information

Used simplifier rules: divmod-rew: j ≠ 0 ⊦ i / j * j + i % j = i; from specification int-div%associativity: ⊦ i * j * j0 = (i * j) * j0; from specification int-mult%commutativity: ⊦ i * j = j * i; from specification int-mult%add-a: ⊦ i + j + i0 = (i + j) + i0; from specification int-basic2%add-c: ⊦ i + j = j + i; from specification int-basic2