McKelvey, Robert W., 1929-  McKelvey, Robert W., 1929- <br/><br/>
Lectures on ordinary differential equations. 

 - New York,  Academic Press,  1970. 
<br/><br/>Includes bibliographies. 
<br/><br/>Oscillation theory of ordinary linear differential equations, by J. H. Barrett.--Subfunctions and second-order ordinary differential inequalities, by L. K. Jackson.--Topics in singular perturbations, by R. E. O'Malley.--Classification of second order linear differential equations with respect to oscillation, by D. Willett. 
<br/><br/><label>LCCN: </label>70117103 //r872 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.
<br/><br/><label>LC Class. No.: </label>QA372  / .M32 
<br/><br/><label>Dewey Class. No.: </label>517/.382