八十一法

The eighty-one divisions in the Prajñā-pāramitā sūtra 大般若經 comprising form 色; mind 心; the five skandhas 五陰; twelve means of sensation 入; eighteen realms 界; four axioms 諦; twelve nidānas因緣; eighteen śūnya 空; six pāramitā 度, and four jñāna 智. Also 八十一科.