3GE collection on mathematics:  ordinary differential equations / 
3G E-Learning  
 - New York:  3G E-Learning,  c2019. 
 - [ix], 241p.:  ill. 
<br/><br/> Includes references and index 
<br/><br/><label>ISBN: </label>978-1-98462-362-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>515.35 T531 2019