Master the most critical and high-weightage segment of engineering mathematics with Problems in Calculus for JEE (Main & Advanced) authored by the highly celebrated educator Sameer Bansal. Published by GRB Books (G.R. Bathla & Sons), this premium problem-oriented workbook is a staple among top-rankers aiming to build flawless analytical proficiency across both Differential and Integral Calculus. The text is meticulously engineered to bridge the gap between classroom coaching and the complex, multi-layered challenges unique to the contemporary IIT-JEE pattern. Crucially, this version features integrated solutions directly within the volume, offering a transparent roadmap to break down tricky mathematical steps, clear deep conceptual hurdles, and cultivate peak problem-solving speed. An absolute powerhouse resource for rigorous self-evaluation, this textbook is an indispensable addition to any serious aspirant's exam preparation toolkit.