| true ∧ ¬ bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2)).first ∧ bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2)) ≠ [], j % 2 = 1, bits2int(bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2))) = (j / 2) % 2 ^ i0, 0 ≤ i0, 0 ≤ j, 0 < j, ∀ j0, i. i→n(j0) < i→n(j) → 0 ≤ j0 ∧ 0 ≤ j0 ∧ 0 ≤ i → bits2int(bitsand(false ' + mklist(true, i→n(i)), uint2bits(j0))) = j0 % 2 ^ i ⊦ ~1 = i0, j = 1, bits2int(bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2))) * 2 + 1 = j % (2 ^ i0 * 2) |
j % 2 = 1, bits2int(bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2))) = (j / 2) % 2 ^ i0, 0 ≤ i0, 0 ≤ j, 0 < j, ∀ j0, i. i→n(j0) < i→n(j) → 0 ≤ j0 ∧ 0 ≤ j0 ∧ 0 ≤ i → bits2int(bitsand(false ' + mklist(true, i→n(i)), uint2bits(j0))) = j0 % 2 ^ i ⊦ ~1 = i0, j = 1, (j / 2) % 2 ^ i0 * 2 + 1 = j % (2 ^ i0 * 2), bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2)) = [], bitsand(false ' + mklist(true, i→n(i0)), uint2bits(j / 2)).first