Indian Mathematicians and Astronomers

Aryabhata calculated the value of pi to four decimal places, which is a remarkable achievement for his time.

Brahmagupta developed the concept of the precession of the equinoxes, which is the gradual shift in the position of the equinoxes.

Varāhamihira developed the concept of the nine planets, which includes the Sun and the Moon.

Aryabhata developed the concept of the Earth's rotation on its axis, which was a revolutionary idea for his time.

Aryabhata developed the concept of the Earth's revolution around the Sun, which was a revolutionary idea for his time.

Aryabhata is widely regarded as the father of Indian mathematics due to his significant contributions to the field in the 5th century CE.

Brahmagupta is credited with developing the concept of zero and introducing it into the Indian number system in the 7th century CE.

Aryabhata's mathematical treatise is called Aryabhatiya, which covers topics such as arithmetic, algebra, geometry, and astronomy.

Bhaskara II is credited with developing the Fibonacci sequence, also known as the golden ratio, in the 12th century CE.

Aryabhata is credited with developing the concept of the sine function in the 5th century CE.

Brahmagupta's mathematical treatise is called Brahmasphuta Siddhanta, which covers topics such as arithmetic, algebra, geometry, and astronomy.

Aryabhata is credited with developing the concept of the decimal system in the 5th century CE.

Bhaskara II's mathematical treatise is called Siddhanta Shiromani, which covers topics such as arithmetic, algebra, geometry, and astronomy.

Brahmagupta is credited with developing the concept of the negative number in the 7th century CE.

Srinivasa Ramanujan did not write any mathematical treatises. He was known for his groundbreaking work in number theory and his contributions to various mathematical journals.