1. Introduction to Analysis of the Infinite
2. Gradshteyn, I. S., & Ryzhik, I. M. (2014). Table of integrals, series, and products (8th ed.). Academic Press.
3. Mironenko L. P. & Rubtsova O. A. (2013). Approximations of some functions by polynomials and the method of undefined coefficients (in Russian). Scientific papers of Donetsk National Technical University (Ukraine). Series: Computing and Automation 2 (25) (p. 128–135).
4. Plofker, K. (2009). Mathematics in India. Princeton University Press.
5. Strang, G. (1991). Calculus. Wellesley-Cambridge Press.