Devanathan, Ratna. <br/><br/>
Mathematics lecture / 
Ratna Devanathan. 
 - Bangalore :  Ministry of Energy. 
 - 54 p. ; 
<br/><br/><label>ISBN: </label>SC1463 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>510  / Ma