Bhaskaracharya

• Bhaskaracharya, lived in the 12th century.
• Bhaskaracharya supplied the correct answer for division by zero as well as rules for operating with irrational numbers.
• 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: 365.258756484 days.
• Bhaskaracharya wrote six books on mathematics, including Lilavati, which summarized mathematical knowledge in India up to his time, and Karanakutuhala, translated as “Calculation of Astronomical Wonders.”
• Bhaskara-I, ISRO's second satellite is an experimental satellite for earth observations, launched on June 7, 1979.