Ninchanese Blog

Tips and tricks to help you learn Chinese


Liu Hui – 3.14 is Pi Day, of course!

Liu Hui was the first Chinese mathematician to provide a rigorous algorithm for calculation of π to any accuracy. Liu Hui’s own calculation with a 96-gon provided an accuracy of five digits: π ≈ 3.1416.

Liu Hui’s π algorithm was invented by Liu Hui (fl. 3rd century), a mathematician of Wei Kingdom.

liu hui pi

今天 是 圆周率日! Today is Pi Day! Happy Pi Day everyone!

Character breakdown:

Pi = 圆周率  (Yuánzhōulǜ)

Day= 日 (rì)

Pi day= 圆周率日  (Yuánzhōulǜ rì)

Ninchanese is a great new platform where you’ll have fun learning Chinese. We’re still working on it for, so sign up to be invited to the beta when we launch! And stay in touch with us on FacebookTwitterGoogle + and Weibo

NinchaneseLiu Hui – 3.14 is Pi Day, of course!
Share this post