Qin Jiushao

1208–1261

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

mathematician · meteorologist

Born in Anyue County

Contemporaries

People who walked the earth at the same time as Qin Jiushao:

• Genghis Khan (1162–1227)
• Thomas Aquinas (1225–1274)
• Rumi (1207–1273)
• Francis of Assisi (1182–1226)
• Fibonacci (1170–1240)
• Saadi (1210–1292)
• Kublai Khan (1215–1294)
• Albertus Magnus (1200–1280)

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