This is a revised, updated, and significantly augmented edition of a classic Carus Monograph (a bestseller for over 25 years) on the theory of functions of a re
The subject of real analytic functions is one of the oldest in mathe matical analysis. Today it is encountered early in ones mathematical training: the first ta
When considering a mathematical theorem one ought not only to know how to prove it but also why and whether any given conditions are necessary. All too often li