> >
<<
>>
<< >>

, . 5.5.

(3.3.7):

(5.2.4)

.

. 5.5. [137]. ( .: New Approaches to Nonlinear Problems in Dynamics, ed. by P. S. Holmes, 1980 by SIAM.)

. 5.5. , . 5.2, . 5.3, , .

<< >>