(late 8th cent. CE). Indian Buddhist philosopher, a pupil of ntarak ita . A very important commentator on all aspects of Mah y na stra , his work presupposes knowledge of the Pram a school and of the Abhidharma-ko a . His school flourished during the reigns of the P la emperors Dharmap la and Devap la ( c. 765–850). His principal works are the Small Commentary ( Sphu rtha