Thomson L M M <br/><br/>
Calculus of finite differences 

 -  1954 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>29053 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B41, J1;J4