Written as a textbook, A First Course in Functional Analysis is an introduction to basic functional analysis and operator theory, with an emphasis on Hilbert sp

Designed for undergraduate mathematics majors, this self-contained exposition of Gelfand's proof of Wiener's theorem explores set theoretic preliminaries, norme

This second edition includes exercises at the end of each chapter, revised bibliographies, references and an index.

This book is an introductory text in functional analysis. Unlike many modern treatments, it begins with the particular and works its way to the more general. Fr

This book provides the reader with a comprehensive introduction to functional analysis. Topics include normed linear and Hilbert spaces, the Hahn-Banach theorem