Ebook: Approximation Theory: From Taylor Polynomials to Wavelets

"Approximation methods and wavelets have found many important applications in signal processing. This well-written textbook provides an elementary introduction to approximation theory. The authors concentrate on the presentation of main ideas and demonstrate the great influence of classical approximation theory on modern applied mathematics. This book, with many illustrative examples, is easy to read:[and] will be very useful for anyone interested in approximation theory and wavelets."