1. Zu Chongzhi and Pi: Zu Chongzhi, a mathematician in the Southern Dynasties, calculated Pi to the seventh place after the decimal point for the first time in the world, leading the world for nearly a thousand years.
2. Qi Yao Min Shu by Jia Sixie and Qi Min is the first complete agricultural science work in China.
3. Li Daoyuan and Notes on Water Classics: A geographer of the Northern Wei Dynasty, who wrote Notes on Water Classics and its narrative works, has beautiful writing style and picturesque beauty. It is not only an excellent geographical work, but also of great literary and historical value.
Second, the art of Wei, Jin, Southern and Northern Dynasties
1. Calligraphy: Wang Xizhi of the Eastern Jin Dynasty, known as the "Book Sage", whose masterpiece is Preface to Lanting.
2. Painting: Gu Kaizhi in the Eastern Jin Dynasty, whose representative works include A History of Women and A Picture of Luoshen.
3. Carving:
(1) The purpose of digging grottoes is to promote Buddhism.
(2) Grottoes art: Yungang Grottoes in Datong, Shanxi and Longmen Grottoes in Luoyang, Henan during the Northern and Southern Dynasties.
(3) Features: Inherited the artistic achievements since Qin and Han Dynasties and absorbed the characteristics of foreign Buddhist art. ..