Mathematician:Chia Hsien

Mathematician

Chinese mathematician best known for discussing Pascal's Triangle about $500$ years before Blaise Pascal.

Nationality

Chinese

History

• Born: c. 1010 in Kaifeng, China
• Died: c. 1070 in China

Theorems and Definitions

• Pascal's Triangle

Writings

• c. 1050: Huangdi Jiuzhang Suanjing Xicao ("The Yellow Emperor's detailed solutions to the Nine Chapters on the Mathematical Art")
• Suanfa Xuegu Ji (A collection of ancient mathematical rules)

Both are now lost, but the first is referred to extensively in Yang Hui's Xiangjie Jiuzhang Suanfa of $1261$.

Also known as

Simplified Chinese: 贾宪

Traditional Chinese: 賈憲

Pinyin: Jiǎ Xiàn

Wade–Giles: Chia Hsien

Sources

• John J. O'Connor and Edmund F. Robertson: "Chia Hsien": MacTutor History of Mathematics archive