, , . , , , .
1 | 1 | |||
2 | 2 | |||
n | n |
. 4.6.
. t > 0 .
, . t . :
- ;
- .
. .
, t . , .
. , , .. .
, .
.
( ) , .
1 2 n, 1 2 m.
( ) , , . .
U (t), V (t), a (t) (. . 4.7).
.
( ) ( ).
V (t) U (t) (t)
.
,
, V (t) U (t) .
|
|
(t) | ||||
U (t) | y (t) | |||
. 4.7.