Inverse Laplace
syms s t
f=(-2*(s^3)-3*(s^2)+1)/((s^4)+2*(s^3)+(s^2));
ilaplace(f,t)
ans =
t - 2
f2=((-3/s)+(1/(s^3))-(f/s));
>> ilaplace(f2,t)
ans =
2*t – 3
Simulation Using Simulink
>> simulink
>> A=[0 0 0; 1 0 -1; 0 1 -2]
A =
0 0 0
1 0 -1
0 1 -2
>> B=[1;0;0]
B =
1
0
0
>> C=[1 1 -2]
C =
1 1 -2
D=[0]
D =
0
>> Intial=[0;-3;-2]
Intial =
0
-3
-2
Simulation Using Simulink
>> A=[1 0 0; 0 2 0; 0 0 3]
A =
1 0 0
0 2 0
0 0 3
>> B=[1;1;0]
B =
1
1
0
>> C=[0 0 1]
C =
0 0 1
>> D=[0]
D =
0
Letting u=1 for simulation which is nominal input
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