Dynamical systems,
Birkhoff, George David, 1884-1944.
Dynamical systems, - New York, American mathematical society, 1927. - viii, 295 p. diagrs. 24 cm.
28028411
Dynamics.
QA845 / .B6
Dynamical systems, - New York, American mathematical society, 1927. - viii, 295 p. diagrs. 24 cm.
28028411
Dynamics.
QA845 / .B6