Question

He was an Indian astronomer and mathematician of the 7th
century. His major work includes the books the Mahabhaskariya
and Laghubhaskariya, that dealt with the longitudes of
planets, solar and lunar eclipses, and the phases of the moon​

Answer 1

Answer:

Bhāskara was a 7th-century mathematician, who was the first to write numbers in the Hindu decimal system with a circle for the zero, and who gave a unique and remarkable rational approximation of the sine function in his commentary on Aryabhata's work.

Answer 2

Answer:

Bakshara is the answer.

Ye mere book me bhi hai GK book.