Ordinary differential equation / 
3G E-Learning, 
 - 2nd ed. 
 - New York:  3G E-Learning,  c2023 
 - xiii, 441p.:  ill. (some col.) 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>978-1-98465-979-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Calculus
<br/><br/><label>Dewey Class. No.: </label>515.35 T531 2023