The article describes the scientific heritage of the great scientist Akhmad Fergani, the general content of some of his works, his inventive activity, translations of the thinker's works into foreign languages ​​and copies of his works stored in world libraries, the opinions of foreign and domestic specialists studying his work.

The article describes the scientific heritage of the great scientist Akhmad Fergani, the general content of some of his works, his inventive activity, translations of the thinker's works into foreign languages ​​and copies of his works stored in world libraries, the opinions of foreign and domestic specialists studying his work.

In this article the al analysis of the astronomical views of scolars who are of special importance in the natural-scientific, social-philosophic development of the Middle Ages Eastern philosophy and it’s relation to the natural -scientific philosophical views of who is the object of our work influence is considered.