Kubrusly, Carlos S <br/><br/>
Elements of operator theory 

 - 2nd ed.  
 - London  Birkhauser  2011 
 - xv+539 
<br/><br/><label>ISBN: </label>9780817649975 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hilbert spaces<br/>Spectral theorm