Furthermore, of the textbooks known as "Sankei ten documents" which were adopted in the Tang Dynasty at that time, four types; "Chokyukensankei," "Kakoyosankei," "Gokyosanjutsu," and "Shukosankei," were excluded and "Rokusho," "Sankaijusa" and "Kyushi" were adopted instead.
なお、当時の唐で採用されていた算経十書と呼ばれる教科書のうち、『張邱建算経』・『夏侯陽算経』・『五経算術』・『緝古算経』の4種が除かれて代わりに『六章』・『三開重差』・『九司』が採用されている。