Influenced by Avicenna's works, he wrote this book presenting the basic theories of philosophy.

[1] In this book, he explained in detail about what philosophy is and described basic entities like judgement, concept, premise and logic.

He also stated that he did not find other branches of philosophy including physics, logic, astronomy or mathematics problematic.

book Tahāfut al-Falāsifa, criticizing the Avicennian school of early Islamic philosophy.

[6] Muhammad Hanif Nadvi translated it into Urdu and is titled "Qadim Unani Falsafa" (Ancient Greek Philosophy).