R. S. Aggarwal is a well-known Indian author and educator, primarily recognized for his contributions to the field of mathematics. He has written numerous books that cater to students preparing for competitive exams, including SSC, Banking, and Railway exams. His books are appreciated for their clear explanations and structured approach to problem-solving. In addition to mathematics, R. S. Aggarwal has also authored books on Reasoning and General Knowledge. His work is widely used in schools and coaching institutes across India, making him a prominent figure in educational literature. His publications have helped countless students enhance their skills and achieve academic success.