Srinivasa Ramanujan was an Indian mathematician who made significant contributions to number theory, including his work on the Riemann hypothesis.

P. C. Mahalanobis was an Indian statistician and physicist who is considered to be the father of Indian statistics. He is known for his work on multivariate analysis, discriminant analysis, and the Mahalanobis distance.

Harish-Chandra was an Indian mathematician who made significant contributions to representation theory. He is known for his work on the Harish-Chandra modules, the Harish-Chandra isomorphism, and the Harish-Chandra character formula.

S. S. Shrikhande was an Indian mathematician who is known for his work on combinatorial designs. He is known for his work on the Shrikhande graph, the Shrikhande construction, and the Shrikhande-Mandelbaum design.

K. R. Parthasarathy is an Indian mathematician who is known for his work on probability theory. He is known for his work on the Parthasarathy-Rao theorem, the Parthasarathy-Suryanarayana theorem, and the Parthasarathy-Varadhan theorem.

C. S. Seshadri is an Indian mathematician who is known for his work on algebraic geometry. He is known for his work on the Seshadri constant, the Seshadri filtration, and the Seshadri theorem.

S. R. Srinivasacharya is an Indian mathematician who is known for his work on differential geometry. He is known for his work on the Srinivasacharya connection, the Srinivasacharya curvature tensor, and the Srinivasacharya theorem.

K. S. Chandrasekharan was an Indian mathematician who is known for his work on number theory. He is known for his work on the Chandrasekharan-Ramanujan conjecture, the Chandrasekharan-Minakshisundaram theorem, and the Chandrasekharan-Perel'man theorem.

R. R. Coifman is an Indian mathematician who is known for his work on analysis. He is known for his work on the Coifman-Weiss theorem, the Coifman-Rochberg theorem, and the Coifman-Meyer theorem.

V. S. Varadarajan is an Indian mathematician who is known for his work on applied mathematics. He is known for his work on the Varadarajan-Shankar theorem, the Varadarajan-Malliavin theorem, and the Varadarajan-Sreedhar theorem.

Rajeev Motwani is an Indian computer scientist who is known for his work on computer science. He is known for his work on the Motwani-Raghavan algorithm, the Motwani-Naor-Naor algorithm, and the Motwani-Raghavan-Mehta algorithm.

Sanjeev Arora is an Indian computer scientist who is known for his work on machine learning. He is known for his work on the Arora-Hazan theorem, the Arora-Kale theorem, and the Arora-Kannan theorem.

Narendra Karmarkar is an Indian mathematician who is known for his work on optimization. He is known for his work on the Karmarkar algorithm, the Karmarkar-Karp algorithm, and the Karmarkar-Karp-Sipser algorithm.

Pradeep Dubey is an Indian economist who is known for his work on game theory. He is known for his work on the Dubey-Shapley theorem, the Dubey-Machina theorem, and the Dubey-Kohlberg theorem.

S. R. Sridhar is an Indian mathematician who is known for his work on financial mathematics. He is known for his work on the Sridhar-Rao model, the Sridhar-Subrahmanyam model, and the Sridhar-Vidyamurthy model.