Some indian facts

Bhaskaracharya calculated the time taken by the earth to orbit the sun hundreds of years before the astronomer Smart. Time taken by earth to orbit the sun: (5th century) 365.258756484 days.

Budhayana, was the first to calculate the value of ?pi?. He then went on to explain the concept of what today is known as the 'Pythagorean Theorem'. He discovered this in the 6th century long before the European mathematicians. Algebra, trigonometry and calculus came from India. Sridharacharya developed quadratic equations in the 11th century.

The largest numbers the Greeks and the Romans used were 106, whereas Hindus were using numbers as big as 10 to the power of 53, as early as 5,000 BCE during the Vedic period. Even today, the largest used number is Tera (10 to the power of 12).

IEEE has proved what has been a century old suspicion in the scientific community, that the pioneer of wireless communication was Prof. Jagdish Bose and not Marconi. The earliest reservoir and dam for irrigation was built in Saurashtra.

According to Saka King Rudradaman I of 150 BCE, a beautiful lake called Sudarshana was constructed on the hills of Raivataka during Chandragupta Maurya's time. Chess (Shataranja or AshtaPada) was invented in India.

Sushruta is the father of surgery. 2,600 years ago he and health scientists of his time conducted complicated surgeries like cesareans, cataract, artificial limbs, fractures, urinary stones, plastic surgery and brain surgery.