Starting with immediate, external measure, it would have to proceed, on the one hand, to the further abstract determination of the quantitative aspect of natural things (of a mathematics of nature); on the other side, it would have to indicate the link between this determination of measure and the qualitative aspect of those things at least in general, for the detailed demonstration of the link between the qualitative and the quantitative aspects as they originate in the concept of a concrete object belongs to the particular science of the concrete (examples of which, concerning the law of falling bodies and the free movement of the heavens, will be found in the Encyclopedia of the Philosophical Sciences).