This text is a self-contained introduction to the three main families that we encounter in analysis ¿ metric spaces, normed spaces, and inner product spaces ¿ and to the operators that transform objects in one into objects in another....

This textbook is a self-contained introduction to the abstract theory of bases and redundant frame expansions and their use in both applied and classical harmonic analysis. The four parts of the text take the reader from classical...

Introduction to Harmonic Analysis von Heil, Christopher