You must have heard about Aryabhatta- the leading Indian mathematician. Aryabhatta –also known by the name Aryabhatta I lived during the time 476-550 CE (presumably). The century of his life is still not clear. He was a famous Indian mathematician and an astronomer who became famous in the world for his immense contributions to the subjects of Mathematics & Astronomy so back in the history of mankind. He is world-famous for having introduced the basic number “Zero” to the world.