Hindu Achievements in Exact Science: A Study in the History of Scientific Development c9.8
Hindu Achievements in Exact Science: A Study in the History of Scientific Development c9.8
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c9.8
Aryabhata gave also the accurate value of π (= 62832/20000) and the area of the circle as π r². The Saracens learnt this from the Hindus. Probably Yakub (eighth century) was the first to get it when the astronomical tables were imported to Bagdad from India. The correct value of π was not known in Europe before Purbach (1423–61).