1.
1. .
- .
X(t) , - t .
X(t) x(t), X(t) ; , , X(t), 0 .
, , xi(t) (i ), x1(t), x2(t), , xi(t), .
, .
X(t) mX(t) t, :
.
.
, .
X(t) , , .
Xi(t), , .
:
. (1.1)
X(t) DX(t) t, t :
DX(t)=D [ X(t) ].
:
. (1.2)
.
1. , .
2. X(t) , , ; .
X(t) , t1 t2 :
. (1.3)
t1=t2=t :
. (1.4)
.
1. .
2. , X(t) , , .
3. , X(t) , , .
4. .
X(t) t1 t2, :
. (1.5)
.
X(t) Y(t) KXY(t1,t2) t1 t2, X(t) Y(t):
|
|
. (1.6)
, .
, .