Read the following excerpt and answer the question that follows:

"It was an intensely active period in mathematics which encouraged the development of astronomy as a precise science."

(Source: https://zh.unesco.org/silkroad/sites/defau/t/files/knowledgebankartic/e/vollll%20si/k%20roadthe%20gupta%20kingdom.pdf)

Name the three greatest mathematicians and astronomers of the Gupta period.

The three greatest mathematicians and astronomers of the Gupta period were Aryabhata, Varahamihira, and Brahmagupta.