Birkhoff, George D. <br/><br/>
Dynamical systems   

 - Rev. 
 - Rhode Island  American Mathematical Society  1966 
 - xii, 305p. Index, Bibl. 
 - American Mathematical Society Colloquium Publications    v. 9 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>515.35  / B619.DS