Aryabhatta was a one of the greatest astrologer and mathematician of ancient India .

1. He was discovered the numeric value of Zero (0)

2. He was the first person who says that the Earth is spherical and the Earth revolve around the sun .
   Aryabhatta also says the correct number of days in a year that is 365.

3. He also give the formula (a+b)2 = a2 +2ab +b2 , which helps in to solve the calculation fast for us .

4. He also came up with value of π and area of ∆ .

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