Halmos, Paul R.,  1916- <br/><br/>
A Hilbert space problem book / 
Paul R. Halmos. 
 - Rev. and enl. ed. 
 - New York :  Springer-Verlag,  1982. 
 - 369 p. ;  24 cm. 
 - Graduate texts in mathematics ;  19. .
 - Graduate texts in mathematics ;  19. .
<br/><br/>Includes bibliographical references (p. 347-354) and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hilbert spaces--Problems, exercises, etc.