1.

Record Nr.

UNINA9910300114503321

Autore

Ovchinnikov Sergei

Titolo

Functional Analysis : An Introductory Course / / by Sergei Ovchinnikov

Pubbl/distr/stampa

Cham : , : Springer International Publishing : , : Imprint : Springer, , 2018

ISBN

3-319-91512-6

Edizione

[1st ed. 2018.]

Descrizione fisica

1 online resource (XII, 205 p. 13 illus.)

Collana

Universitext, , 0172-5939

Disciplina

515.7

Soggetti

Functional analysis

Functional Analysis

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Nota di bibliografia

Includes bibliographical references and index.

Nota di contenuto

Preface -- 1. Preliminaries -- 2. Metric Spaces -- 3. Special Spaces -- 4. Normed Spaces -- 5. Linear Functionals -- 6. Fundamental Theorems -- 7. Hilbert Spaces -- A. Hilbert Spaces L2(J) -- References -- Index.

Sommario/riassunto

This concise text provides a gentle introduction to functional analysis. Chapters cover essential topics such as special spaces, normed spaces, linear functionals, and Hilbert spaces. Numerous examples and counterexamples aid in the understanding of key concepts, while exercises at the end of each chapter provide ample opportunities for practice with the material. Proofs of theorems such as the Uniform Boundedness Theorem, the Open Mapping Theorem, and the Closed Graph Theorem are worked through step-by-step, providing an accessible avenue to understanding these important results. The prerequisites for this book are linear algebra and elementary real analysis, with two introductory chapters providing an overview of material necessary for the subsequent text. Functional Analysis offers an elementary approach ideal for the upper-undergraduate or beginning graduate student. Primarily intended for a one-semester introductory course, this text is also a perfect resource for independent study or as the basis for a reading course. .