秦九韶,南宋数学家,与李冶、杨辉、朱世杰齐名,同为我国数学黄金时代宋元时期的四大数学家之一。 秦九韶,字道古。他在《数书九章》自序题说自已是鲁郡人,有“鲁郡秦九韶叙”几个字。《四库全书总目提要》(卷一○四)说他所写的是秦氏先世所居,不是他的籍贯。实际上,秦九韶1202年生于四川,其父名季槱字宏父,晋州安岳(今四川安岳)人,1219年任巴州 Qin Jiushao, a mathematician of the Southern Song Dynasty, became famous as Li Ye, Yang Hui and Zhu Shijie, and was one of the four mathematicians in the Song and Yuan Dynasties during the Golden Age of Mathematics in China. Qin Jiushao, ancient word. He said in the “Book of Nine chapters” that he himself is a native of Lu County and has the words “Lu Jiu Shaojiu Sha”. The Outline of Sikuquanshu (head 104) states that what he wrote was what Qin’s ancestor lived in, not his place of origin. In fact, Qin Jiushao was born in 1202 in Sichuan. His father, Ji Hong, and his father, Anyu, Jinzhou (now Anyuan, Sichuan Province)