Differential Geometry by P. P. Gupta, G. S. Malik, and S. K. Pundir is an in-depth higher education textbook published by Pragati Prakashan (ISBN: 978-93-90949-74-8). Tailored for B.Sc. (Hons.), M.Sc., M.Phil., and Ph.D. learners in Pure Mathematics and Mathematical Physics, it delivers rigorous treatment of space curves, curvature, torsion, fundamental forms, Gaussian curvature, asymptotic lines, Gauss equations, and geodesics. Richly illustrated with step-by-step proofs and practice sets, it serves as a core resource for CSIR-NET, UGC-NET, IIT JAM, GATE, and SET aspirants. Explore the ebook edition on Ebooks Elibrary.