One of the Han's greatest mathematical advancements was the world's first use of negative numbers. Negative numbers first appeared in the Nine Chapters on the Mathematical Art as black counting rods, where positive numbers were represented by red counting rods. Negative numbers are used in the Bakhshali manuscript of ancient India, but its exact date of compilation is unknown. Negative numbers were also used by the Greek mathematician Diophantus in about 275 AD, but were not widely accepted in Europe until the 16th century AD. COUNT 5
QSN1 In what treatise did negative numbers first appear? ANS1 the Nine Chapters on the Mathematical Art QSN2 How were negative numbers first described during the Han period? ANS2 as black counting rods QSN3 In what century were negative numbers more commonly accepted in Europe? ANS3 16th century AD QSN4 What Indian manuscript also contains the useage of negative numbers? ANS4 Bakhshali QSN5 What were positive numbers portayed as in the treatise of the Nine Chapters on the Mathematical Art? ANS5 red counting rods