Aryabhata (476-550 CE) is considered the 'Father of Indian Mathematics'. He made significant contributions to astronomy, mathematics, and trigonometry.

Brahmagupta (598-668 CE) is credited with developing the concept of zero and its use in mathematical operations.

Baudhayana (8th century BCE) is believed to be the first mathematician to formulate the Pythagorean theorem.

Aryabhata developed the decimal system, which is now used worldwide.

Brahmagupta made significant contributions to the study of indeterminate equations.

Bhaskara II (1114-1185 CE) is known for his work on the Fibonacci sequence.

Aryabhata made significant contributions to trigonometry, including the development of trigonometric tables.

Bhaskara II developed ideas that were precursors to modern calculus.

Srinivasa Ramanujan (1887-1920) made significant contributions to number theory.

Srinivasa Ramanujan made significant contributions to the study of modular forms.

Srinivasa Ramanujan made significant contributions to the study of the Riemann hypothesis.

Srinivasa Ramanujan made significant contributions to the study of the Hardy-Littlewood conjecture.

Srinivasa Ramanujan made significant contributions to the study of the Goldbach conjecture.

Srinivasa Ramanujan made significant contributions to the study of the Collatz conjecture.