| ⊦ s2i(i2s(i)) = bits2int(lastn(16, fillsgn(16, int2bits(i)))) |
⊦ ¬ i ∈short → i2s(i) = i2s(bits2int(lastn(16, int2bits(i))))
¬ ¬ i ∈short ⊦ s2i(i2s(i)) = bits2int(lastn(16, fillsgn(16, int2bits(i))))
¬ i ∈short ⊦ s2i(i2s(bits2int(lastn(16, int2bits(i))))) = bits2int(lastn(16, fillsgn(16, int2bits(i))))
Used terms: i