(.2.1). , ,
(p)y(t) = B(p) ν(t), p ≡ d/dt, (2.9)
- , q
D(p)=(p)B(p)=0. (2.10)
.
, . 2.1, , q = 0. , W(jω) (-1,j0). (-1,j0), .
.(-1,j0), , . 1- . . 2.2 1 , 2 3 ( ).
. 2.2.
R = ∞ , νπ/2, . . 2.3 ν = 1 (.2.3,) ν= 2 (. 2.3,).
, .
(-1,j0) .
γ φ(ω), ω , π . γ γ = π + φ (ω). | W(jωc) | = R(ωc) = 1.
(R(ωπ1),R-1(ωπ2)),
. 2.3.
φ(ω) = - π, (-1,j0).
. W(jω),ω [0,∞) . ω = ω, arg W(jω) = φ(ωc). γ H = min (H1 h-1), .2.4.
|
|
, I- : ) ω<ωπ; ) ω>ωπ1; ) ω=ωπ.
.. [5].
. 2.4