Indian Mathematicians and Astronomers

Bhaskara II is credited with developing the concept of the tangent function.

Madhava of Sangamagrama is known for his work on the development of the sine series and the cosine series.

Bhaskara II is credited with developing the concept of the cotangent function.

Madhava of Sangamagrama is known for his work on the development of the versine function and the haversine function.

Brahmagupta is credited with developing the concept of the sine-cosine theorem.

Madhava of Sangamagrama is known for his work on the development of the sine series and the cosine series.

Jyesthadeva's contributions to mathematics were recognized and appreciated by Asian mathematicians, who continued to build upon his work and further develop mathematical concepts.

Aryabhata, a renowned 5th-century astronomer, is credited with introducing the concept of zero and the decimal system.

Varahamihira, a 6th-century astrologer, wrote extensively about the Nakshatras and their astrological significance.

Aryabhata made remarkable calculations of the Earth's circumference and the distance between the Earth and the Moon.

Aryabhata proposed a heliocentric model of the solar system, placing the Sun at the center.

Bhaskara II made significant contributions to the study of planetary motion and developed trigonometric functions.

Brahmagupta developed a method for calculating the position of planets based on their mean motion.

Brahmagupta made significant contributions to the study of the precession of the equinoxes and the obliquity of the ecliptic.

Katyayana is traditionally regarded as the author of the Katyayana Sulba Sutra, although the exact period of his life and contributions remains a subject of scholarly debate.