Given a passage and a question, find the answer to the question based on the passage. The answer should consist of only one word that lies in the span of only one of the sentences in the passage.

Paragraph: The Indian astronomer Aryabhata used a value of 3.1416 in his Aryabhatiya ( 499 AD ) . Fibonacci in c. 1220 computed 3.1418 using a polygonal method , independent of Archimedes . Italian author Dante apparently employed the value 3 + 2 / 10 3.14142 .
Question: who calculated the value of pi in india
Aryabhata