Introduction to Calculus

Comprehensive first-year calculus textbook from OpenStax covering limits, derivatives, integrals, and their applications. Peer-reviewed and used at hundreds of universities.

Edwin Jed Herman , Gilbert Strang

Gilbert Strang's classic calculus textbook from MIT. Covers differential and integral calculus with an intuitive, application-driven approach. Available free through MIT OpenCourseWare.

Gilbert Strang

Tutorial-style Calculus I notes from Lamar University. Covers limits, derivatives, integrals, and applications with step-by-step worked examples throughout.

Paul Dawkins

The classic 1914 introduction to calculus, written in plain language for self-learners. Covers differentiation, integration, and their practical applications without unnecessary complexity.

Silvanus P. Thompson

Single variable calculus textbook covering analytic geometry, derivatives, transcendental functions, integration, and sequences and series. Clear explanations with exercises.

David Guichard