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Proof step 80 from proof shiftright-rec-pos (previous step)

¬ ( ¬ firstn(# int2bits(i / 2), mklist(false, i→n(i0)) + int2bits(i / 2)).first ∧ firstn(# int2bits(i / 2), mklist(false, i→n(i0)) + int2bits(i / 2)) ≠ []), 0 ≤ i, 0 ≤ i0, 1 < i, 0 < i ⊦ bits2uint(firstn(# int2bits(i / 2), mklist(false, i→n(i0)) + int2bits(i / 2))) = bits2int(firstn(# int2bits(i / 2), mklist(false, i→n(i0)) + int2bits(i / 2)))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: ⊦ int2bits(j) ≠ [];% ⊦ # bits = 0 ↔ bits = [];% ⊦ firstn(n, bits) = [] ↔ n = 0;