Study of the quiddity of philosophical theology and its comparison with Islamic philosophy

The science of theology is from the ancient Islamic sciences, which was created almost with the advent of Islam. But philosophy came from Greece after many years of spreading Islam to the world, but its indigenous forms quickly developed by Islamic scholars. Perhaps the nativeization of philosophy can be regarded as one of the fruits of the influence of these two sciences on each other. Of course, the cause of this influence must be sought in the historical evolution of these two sciences. Today, the close relationship between philosophy and theology is such that few can deny this mixing. While this relationship should not be denied, it must be acknowledged that these two sciences have different distinctions in different fields. In the present article, it has been tried, in addition to a review of the subjects of these two sciences, the meaning of philosophical theology, historical background, features of the philosophical theology, some of theological issues in which they were used philosophically, and finally, by examination their differences and similarities are compared to philosophical theology with Islamic philosophy.