l2i(i2l(i)) = l2i(i2l(cast(64, i))) ⊦ i2l(i) = i2l(cast(64, i))
⊦ l2i(i2l(i)) = l2i(i2l(cast(64, i))), i2l(i) = i2l(cast(64, i))
Used formulas: l2i(i2l(i)) = l2i(i2l(cast(64, i)))