. , .
: .
, () , (t) =const. , , . ' .
() - (t) = var. , . ֳ . . , . (t) . , , . x(t) =const.
ֳ .
Ҳ ˲
. , x(t) (t), :
(1)
' (t) (t)... y(n)(t) t () x(t). .
. ˳ , . (t), x(t) , , .
, , , . , , - , , . .
(1), , , . :
(2)
x(t) y(t) ;
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ai, bi .
' , .
ai, bi . , . .
', :
,
, (2) , (t), 䳿 xi(t), yi(t) (t), .
. (t), . , x(t), . , .
().
x(t) |
1(t) |
y(t) |
h(t) |
. h(t) ,
x(t) = 1(t) y(-0) = y(-0) = y(-0) = y(n-1)(-0) = 0
, (t) (n-1) - .
h(t) : h(t) h(t).
h(t) . , :
³ h(t) :
pk -
Ck , .
, . (2) :
䳺 : (t) a*1(t) h(t) , (t)= ah(t).
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w(t) (t), -, .
x(t) |
t |
y(t) |
t |
w(t) |
, (t), w(t), (t)= aw(t).
̳ h(t) w(t) ':
. ' :
w(t) - . ij, (), , x(t), (t).