Beltzer, A.I. <br/><br/>
Variational and finite element methods :  a symbolic computation approach / 
Abraham I. Beltzer. 
 - Berlin :  Springer-Verlag,  c1990. 
 - xi, 254 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0387515984 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Finite element method--Data processing.<br/>Calculus of variations--Data processing.<br/>LISP (Computer program language).