Pi=3.1416

Aryabhata was an astronomer. He was born in Kerala. He studied at the University of Nalanda. He was honored by the then Gupta ruler Buddhgupta and appointed the head of the University.

Aryabhata gave the value of (Pi) as 3.1416. he was the first to deduce that the earth is round and it rotates on its own axis creating day and nights. He also declared that moon is dark and shines only because sunlight. He believed that the earth is the center of the universe.

Aryabhata devised a method to express big numbers like 100,000,000 in words. He actually found a solution to the intermediate equations like ax – by=c.

Aryabhata’s legendary epic ‘Aryabahatiya’ deals with the various aspects of mathematics and astronomical calculations. He wrote one wrote one more treaties “Aryabhata siddhanta” which was a guide to determine auspicious times for various rituals. Indian’s first satellite was name Aryabhata.