some logicians as avicenna, khaja nasir al-din tusi, and dabiran katebi believe that denotation (dilala) is dependent on volition (irada), and as long as there is no volition, there is no denotation. some others like qutb al-din razi completely reject this idea and maintain that denotation merely depends on “knowledge of designation” (al-ilm bi al-wad’). some of methodologicians of jurisprudenc...

Research shows that ancient Iranians were among the pioneers of medical science, and are therefore admired and praised by non-Iranian scholars for their efforts and accomplishments in this field. Investigations of medical and historical texts indicate that between the 10(th) and the 18(th) century A.D., ancient Iran experienced a golden age of medicine. Great physicians such as Rhazes, al-Ahwaz...

one ef the most important innovations in the history ef traditional logic is the avicena's theory ef temporal modalities (.atm). althottgh) the basic concepts and elements ef this theory are fottnded in aristotelian and stoic-lvlegarian !0 gic) but as a independent lo,gical system, are devised on/y fry avicenna and were later developed and completed fry his followers. the atm theory contai...

The forma fluens/fluxus formae debate concerns the question as to whether motion is something distinct from the body in motion, the flow of a distinct form identified with motion (fluxus formae), or nothing more than the successive states of the body in motion, the flow of some form found in one of Aristotle’s ten categories (forma fluens). Although Albertus Magnus introduced this debate to the...