Borthwick, David   <br/><br/>
Spectral theory  Basic Concepts and Applications 
by David Borthwick 
 - Switzerland  Springer  2020 
 - x, 338p. ; 24cm. 
 - Graduate texts in mathematics   .
<br/><br/> Includes bibliographical references and index. Also available online. 
<br/><br/><label>ISBN: </label>9783030380014   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectral theory (Mathematics)<br/>Operator theory<br/>Differential equations, Partial<br/>Functional analysis<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.7222  / BOR/S