Rektorys, Karel <br/><br/>
Variational methods in mathematics, science, and engineering [translated from the Czech by Michael Basch] 
Karel Rektorys 
 - 2nd ed 
 - Dordrecht  Boston  D. Reidel Pub. Co.  1980 
 - 571 p.  ill.  27 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus of variations<br/>Hilbert space<br/>Differential equations--Numerical solutions<br/>Boundary value problems--Numerical solutions
<br/><br/><label>Dewey Class. No.: </label>515  / .7