Hildebrandt, Stefan <br/><br/>
The parsimonious universe  shape and form in the natural world 
Stefan Hildebrandt, Anthony Tromba 
 - New York  Springer-Verlag  1996 
 - 330 p. : ill. ; 24 cm. 
<br/><br/>p. 305-317. 
<br/><br/><label>ISBN: </label>0387979913  RM87.39 
<br/><br/><label>LCCN: </label>95-19692 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature (Aesthetics)<br/>Form (Philosophy)<br/>Motion<br/>Calculus of variations