`close allclear allclcA1=1;A2=0.5;A3=(1/3);R1=60;R2=30;R3=24;w= 0.0167;u=0.0333;A=[(-1/(R1*A1)) 0 0; 1/(R1*A1) (-1/(R2*A2))-(1/(R3*A2)) 1/(R3*A2); 0 1/(R3*A3) -1/(R3*A3)];B=[1/A1; 0; 1/A3];C=[1 0 0; 0 1 0; 0 0 1];D=[0; 0; 0];sys=ss(A,B,C,D);figure(1)step(sys,300)`

# MATLAB: Do I get this error: ‘Undefined function ‘ss’ for input arguments of type ‘double’.

digital signal processingerrorstate-space

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