The present article deals with coherence and incoherence among the theories of the order of effusion, physics and ancient astronomy. There is no coherence between these fields in the view of Plotinus who is the innovator of the theory of effusion, while there is a coherence and correlation among these orders in Farabichr('39')s philosophy. In this regard Ibn Sina, Ikhwan al-Safa , Shaykh al-...