Waelbroeck, Lucien <br/><br/>
Lectures in spectral theory. 

 - [New Haven]:  Department of Mathematics, Yale University,  1963. 
 - 80, 3, 12#½:  28 cm. 
<br/><br/> National Science Foundation Grant 124-121. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectral theory (Mathematics).
<br/><br/><label>Dewey Class. No.: </label>515.7  / W127l