Halmos Paul R <br/><br/>
Hilbert space problem book. 
Halmos Paul R 
 - 2 
 - New York     Springer        2011 
 - xvii,368p.  cm. 
<br/><br/><label>ISBN: </label> 495 
<br/><br/><label>Standard No.: </label>113001 
<br/><br/><label>Source: </label> 4235, 14/11/2011, New India Book Agency  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B313N, M4