John, Fritz <br/><br/>
Ordinary differential equations, 1964-1965  / 

 - New York:  New York University,  1965 
 - iv, 233p. 
 - Courant institute lecture notes .
<br/><br/> "Notes by Michael Balch and Martin Braun". 
<br/><br/><label>Dewey Class. No.: </label>515.35  / J65.OD