Not circular. Rather, the 2nd order is based upon the 1st order and is not at the bottom but 2nd order can’t reach the bottom because it’s based on 1st order and not the bottom, whatever the bottom is.

Not circular. Rather, the 2nd order is based upon the 1st order and is not at the bottom but 2nd order can’t reach the bottom because it’s based on 1st order and not the bottom, whatever the bottom is.