The Madhyamaka-/sa^stra; 4 fasc.， attributed to Na^ga^rjuna; 龙树T 1564.30.1a-39c. Na^ga^rjuna's Madhyamaka-ka^rika^s is appended with notes by Pingala 青目. Kuma^raji^va 鸠摩罗什 translated it in 409， adding his own comments. This is the basic text for the study of Ma^dhyamika 中观派 thought. The text opposed rigid categories of existence 假 and non-existence 空， and denied the two extremes of arising and non-arising.