What astrologers Li Chunfeng contribution in tang dynasty

Li Chunfeng, early stage of clamping state (now shaanxi fengxiang), the famous astronomer and mathematician.His father, li is the sui dynasty gaotang commandant, after becoming a monk of the word, "crested, author of" astronomical elephant fu ".Learn Li Chunfeng early are green, familiar with the astronomical astrology.Early stage, and points out that the WuYin yuan through mistakes, switching from Li Chunfeng the scholar's calendar.History, Li Chunfeng successfully predicted the eclipse.

Li Chunfeng former secret cabinet, and make "jia yuan through", is the author of "the law as" seven volumes, the theory of "the difference between the former generation armillary sphere and losses", has great influence on later generations.He is the world's first wind grading, the "b has accounted for" in his work of meteorology, the wind can be divided into 8.After one thousand, the British scholar wind to be divided into grade 0 to 12.

In the history of the famous prophecy TuiBei figure, is said to be the highest day idle have no matter, he and yuan and sit, ancient and modern works.