Coddington, Earl A.,  1920- <br/><br/>
Regular boundary value problems associated with pairs of ordinary differential expressions/ 
Earl A. Coddington, Hendrik S. V. de Snoo. 
 - Berlin ;  New York:  Springer-Verlag,  1981. 
 - 225 p. ;  24 cm. 
 - Lecture notes in mathematics ;  858. .
 - Lecture notes in mathematics (Springer-Verlag);  858. .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [220]-223. 
<br/><br/><label>ISBN: </label>0387107061 (U.S.) 
<br/><br/><label>LCCN: </label>81005681 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Boundary value problems.<br/>Differential operators.<br/>Eigenfunction expansions.
<br/><br/><label>Dewey Class. No.: </label>510 s  515.3/5