The mathematical and geometric treatise "Elements", originally written by Euclid in ca 300 B C , was orally translated by Matteo Ricci and then supplemented and written in Chinese by Xu Guangqi ...
The section concerning astronomy in the text was printed shortly after the introduction of Western astronomy to China; volume 1 concerned the principles of movement of stars; volume 2 introduced the orbits of the sun, moon, planets and star...