X-Nico

2 unusual facts about Jia Xian


Jia Xian

Jia Xian invented the Jia Xian triangle around the first half of the 11th century, about six centuries before Pascal.

Pascal's triangle

Pascal's triangle was known in China in the early 11th century through the work of the Chinese mathematician Jia Xian (1010–1070).



see also