Some articles on suanshu:

Science And Technology Of The Han Dynasty - Mathematics and Astronomy - Innovations in The Treatises
... the problems found in the Suan shu shu appear in the later text Jiuzhang suanshu in five cases, the titles are exact matches ... However, unlike the Jiuzhang suanshu, the Suan shu shu does not deal with problems involving right-angle triangles, square roots, cube roots, and matrix methods, which demonstrates the ... Like the Jiuzhang suanshu, the Zhoubi suanjing also gives mathematical proof for the "Gougu Theorem" (勾股定理 i.e ...