:
impulse .
step .
initial .
lsim , .
:
bode ( ) .
nyquist .
nichols , .. .
sigma ; .
margin .
,
pole .
zpkdata , .
pzmap .
step . 2.2 ,
>> step(sys)
, impulse
>> impulse(sys)
, :
initial , -, , , -, .
>> sssys=ss(sys)
>> initial(sssys,[0 0 0 1],20)
lsim t , , u
>> t=0:0.01:40; u=sin(t); lsim(sssys,u,t);grid
:
>> bode(sys)
>> nyquist(sys)
>> nichols(sys)
>> sigma(sys)
>> margin(sys);grid