33
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
2921497
208829
2

jan 1, 1248 - Le Ye

Description:

Li Ye writes a twelve-volume mathematical treatise containing 170 formulas and 696 problems mostly solved by polynomial equations.

Added to timeline:

ByAly
16 Jul 2019
2
0
1313

Date:

jan 1, 1248
Now
~ 777 years ago