Churchill, Ruel V. (Ruel Vance), 1899-1987 <br/><br/>
Operational mathematics / 
by Ruel Vance Churchill. 
 - 2d ed. 
 - New York :  McGraw-Hill ,  1958. 
 - 337 p. :  ill. ;  24 cm. 
<br/><br/> First ed. published in 1944 under title: Modern operational mathemat ics in engineering. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Integral transforms.<br/>Differential equations.<br/>Calculus, Operational.
<br/><br/><label>Dewey Class. No.: </label>517 CHU