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Proof step 19 from proof intshiftrzero-prop-01 (previous step)

¬ false ∈ int2bits(31).rest ∧ 0 ≤ 31, ~2147483648 ≤ i, i < 0 ⊦ band(j, 31) = 0, bits2int(sublist(0, # fillsgn(32, int2bits(i)), mklist(false, i→n(band(j, 31))) + fillsgn(32, int2bits(i)))) = (i i>> j) + bits2int(int2bits(2) + mklist(false, i→n(31 - band(j, 31)))), false ∈ int2bits(31).rest

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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