Source: wikibot/jia-xian
= Jia Xian
{wiki=Jia_Xian}
Jia Xian (also known as Jiaxian) refers to an ancient Chinese mathematical concept and method related to triangular arrays, often associated with Pascal's triangle. It is named after the Chinese mathematician Jia Xian from the 11th century, who is credited with early formulations of combinatorial mathematics and binomial coefficients.