Title: Ke xue tan suo zhe
Description: Ben shu nei rong bao kuo:sou xun hui xing zhi jia, Di qiu, Yue qiu he tai yang, Tai yang xi, Heng xing, Xing xi he yu zhou, Huo xing zhi lü deng.
Subjects: Tian wen xue, Jiao cai, Chu zhong, Li ke(jiao yu)