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Proof step 17 from proof int2bits-truein-01 (
previous step
)
int2bits(j) = true ' + bits, j < 0 ⊦ bits2int(int2bits(j)) = bits2int(true ' + bits), j = 0, true ∈ bits, ∃ i. ¬ i < 0 ∧ 2 ^ i + j = 0
User applied rule insert equation
And closed the goal!
Rule argument
pos: left 1 flags: discard
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