Problems Plus In Iit Mathematics By A Das Gupta Solutions Pdf Jun 2026

Most problem books offer standard variations of textbook exercises. A. Das Gupta’s Problems Plus offers what the name promises: Each chapter is divided into:

Page 47 of that infamous PDF is legendary in JEE folklore. It contains the solution to a complex definite integral. The first line says, "Clearly, the function is odd." But a handwritten annotation in red ink below screams: "No it isn't! The original editor was wrong. Here's the real substitution..." A third comment, in pencil, simply reads: "I spent 3 days on this. The answer in the back of the book is a misprint. It's pi/4, not pi/2." Most problem books offer standard variations of textbook

Here’s the irony: Not one. The publishers, Bharati Bhawan, only provide a slim "Hints & Answers" section in the back—usually just the final numerical answer or a single line like "Use Cauchy-Schwarz and then integrate." It contains the solution to a complex definite integral