Ishak Bin Hasan Tokad？’s Classification of Science and Views on Logic

The main purpose of this research is to explain the place of Ishak Tokadi in the science of Islamic sciences and to explain his place among the Islamic writers and to explain his opinions about the science of logic. One way of identifying the science of change in the Islamic world over time is to look at the classification of the scholars of Islam. In the Islamic world, it is possible to come across a large number of works that are classified as mere sciences. In this study, the work of Nazmu'l-Ulum, written in 1687 by Ishak Bin Hasan Tokadi, a 17th-century scholars, will be mentioned. After giving information about various sciences, it was emphasized that they should be learned. One of these sciences is Logic. In this work, the importance of learning the logic of logic is mentioned. In understanding the rules of language, logic science was firstly evaluated and it was mentioned that mujtahids applied to the science of logic in making religious judgments.