ابراهیم دادجو

Avicenna (Ibn Sinā) is the inheritor of Peripatetic Philosophy. Peripatetic Philosophy is the same as Philosophy of Aristotle, and Avicenna always praised Aristotle for that he reformed and reorganized philosophy in a logical and intellectual framework so that One can deliberate its truth and false according to reason. However, Avicenna in his Philosophizes was extending new approaches, and under several decisive elements he produced a new collection and presented his special philosophy. Four decisive elements in presentation of special philosophy of Avicenna are (1) Greek philosophy, (2) religion of Islam, (3) mysterious aptitude, and (4) intellectual genius. These factors drove Avicenna to a conclusion that by avoiding some Aristotelian elements and approaching to some non - Aristotelian elements, attain his special philosophy, a philosophy that, in spite of being Peripatetic, is in accordance with Religion and compatible with spirit and principles of Islamic culture.In this article, in proper order and brief manner, I will present a description and explanation of the three elements that are non-Aristotelian and have a great impression on Avicenna's philosophy, and finally detect same agreement of opinions in their works. The elements that we will speak of them are as follows: (1) on the doctrine of emanation and proceeding world from First Principle. (2) on the reason and soul and body. (3) on the matter and form