  The Han shu Bibliographic Treatise consists of six sections: (1) the Six Arts (liu yi 六藝) or Classics (liu jing 六經), (2) Masters (zhu zi 諸子) texts of Warring States philosophy, (3) Poetry (shi fu 詩賦), (4) Military works (bing shu 兵書), (5) Numbers and Techniques (shu shu 數術), and (6) Recipes and Methods (fang ji 方技).