A Stuy of Early Numerology:Based on the Bamboo and Silk Manuscripts for Selecting Dates

From the Bamboo and Silk manuscripts for selecting dates we can see that the wizardry of Yu-bu had not been developed into an independent sorcery form during the warring states period and Qin-Han Dynasty,It usually used to pray for trip,avoid the robber damage in travel,drive the devil to eliminate diseases,exercise to keep health and offer sacrifices to the god named Xian-nong;The main feature of the Fan-zhi days taboo is contrary,there are five Fan-zhi days in each month;The Tai-sui for picking auspicious things moves counterclockwise between east,north,west,and south,It revolves three times each year,mainly used to choose direction of migration and building,We can not confused this Tai-sui with the Tai-sui for recording the years.