عنوان مقاله [English]
The connection between low of nature and natural things is an important problem in metaphysics of science. There are two groups that defense this connection. The first who believe that low are contingent, suppose this connection is week. The last think law is grand in properties of natural kind. Essentialist as an example of last group, in any view, claim that natural laws, metaphysically, are necessity. Backing to history of science as a usual method, essentialist find out the relation between kinds and law. In this Issue, by explaining the alchemical Mizan law, we study the relation between essentialism and mizan.