"This is a text for a first real analysis course. Its selling point is that it presents a wide variety of topics with a uniform notation and terminology, and the same level of abstraction. It also presents an integrated view of approximation and mathematical analysis. ... I admire its goals and like its execution ... ." (Allen Stenger, MAA Reviews, maa.org, March, 2017) "The authors keep in touch with the necessities of undergraduate students by providing the theory of infinite series, the differential calculus in R and Rn, power series and elementary functions. ... The material of the book is presented in a clear way with precise and understandable worked out proofs. ... for computer science students the topics of the book go well beyond what they normally are willing to learn and also what they will need in their carreer." (Rolf Dieter Grigorieff, zbMATH 1358.65001, 2017)