Theoretical and Practical Reason

Reason can be divided as its expounded scope. One of its divisions is due to its epistemology and its activity. In this respect it is divided into theoretical and practical. There are different views about that they are one faculty that has two names or two faculties and if they are two, how they work? In this paper, we have explained and considered these views and finally proved that they are two faculties; one of them is solely a matter of theory and knowledge and the other is the matter of understanding of universals and the inference of the particulars concerning of the action and also makes work based on its perception.