Fuhrmann, Paul A <br/><br/>
Linear systems and operators in Hilbert space / 
Paul A Fuhrmann 
 - New York :  McGraw-Hill,  1981 
 - 325p. 24cm. 
<br/><br/><label>ISBN: </label>0070225893 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hibert space<br/>Linear operators.<br/>Linear systems
<br/><br/><label>Dewey Class. No.: </label>515.733  / FUH