13th-century Chinese mathematicians

Chinese astronomer and mathematician (1231–1316)

mathematician of Southern Song dynasty, wrote Shu shu jiu zhang (1247)

mathematician of Yuan dynasty (during the reign of Temür Khan), inventor of Chinese quaternion, Si yuan shu (四元術) and stacking technique Duo ji shu (垛積術)

Chinese mathematician

Chinese scientist and writer (1192–1279)

Yuan dynasty astronomer-mathematician