Coddington, Earl A <br/><br/>
Theory of ordinary differential equations 

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 - Bombay  Tata McGraw-Hill  1955 
 - xii, 429 p. illus.   
<br/><br/>  Bibliog. p. 417-422 
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<br/><br/><label>Subjects--Index Terms: </label>Differential equations  Functional equations 
<br/><br/><label>Dewey Class. No.: </label>517.91