Hengchen Zhang

About the Author

Hengchen Zhang is the author of An Introductory Guide to Differential Calculus: A First Course in Differentiation, a clear and focused introduction to the foundational ideas of differential calculus. With an emphasis on accessibility and structured learning, Zhang’s work is designed to help readers build confidence with essential mathematical concepts, techniques, and applications. The book reflects a commitment to presenting challenging material in an approachable way, making it a useful resource for students, independent learners, and anyone seeking a solid first encounter with differentiation.