2nd-century BC mathematicians

Acharya Pingala (; c. 3rd2nd century BCE) was an ancient Indian poet and mathematician, and the author of the '' (), also called the Pingala Sutras'' (), the earliest known treatise on Sanskrit prosody.

Kātyāyana (कात्यायन) also spelled as Katyayana ( century BCE) was a Sanskrit grammarian, mathematician and Vedic priest who lived in ancient India.