Description

This work is a treatise on trigonometry by Li Madou, the Chinese name of the Italian Jesuit Matteo Ricci (1552–1610). Ricci left for China in 1581 and arrived in Macao in 1582. Together with Luo Mingjian (Michele Ruggieri, 1543–1607), he began his mission in Zhaoqing, Guangdong Province, where he published his Wan guo yu tu (Map of 10,000 countries), which was well received by Chinese scholars. He was expelled from Zhaoqing and went to Jiangxi, where in 1596 he became the superior of the mission. He lived ...