Dass, H. K.  <br/><br/>
Advanced Engineering Mathematics / 
H. K. Dass, Rama Verma & Rajnish Verma. 
 - 23th ed. 
 - New Delhi :   S Chand and Company Limited,  c1988 ; 2025 
 - xvi, 1274 p. :  ill. ;  24 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9789358702507 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Differential equations<br/>Engineering mathematics<br/>Équations différentielles
<br/><br/><label>Dewey Class. No.: </label>515  / DAA 2025