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274 Chapter 6. Function Reference
# Use sysic to create unweighted interconnection
ic = sysic("plant",["ref";"ctrl"],["plant";"ref-plant"],...
"ctrl",plant)
clp2 = starp(ic,K2)
rifd(clp2)
Poles:
real imaginary frequency damping
(rad/sec) ratio
-5.0000e-02 3.1225e-01 3.1623e-01 0.1581
-5.0000e-02 -3.1225e-01 3.1623e-01 0.1581
-1.8120e-01 -4.2333e-01 4.6048e-01 0.3935
-1.8120e-01 4.2333e-01 4.6048e-01 0.3935
-1.6753e+00 3.4263e+00 3.8139e+00 0.4393
-1.6753e+00 -3.4263e+00 3.8139e+00 0.4393
-4.9957e+00 0.0000e+00 4.9957e+00 1.0000
-5.0000e+00 0.0000e+00 5.0000e+00 1.0000
Zeros:
real imaginary frequency damping
(rad/sec) ratio
-5.0000e-02 3.1225e-01 3.1623e-01 0.1581
-5.0000e-02 -3.1225e-01 3.1623e-01 0.1581
-1.0000e+00 0.0000e+00 1.0000e+00 1.0000
5.0000e-01 3.1225e+00 3.1623e+00 -0.1581
5.0000e-01 -3.1225e+00 3.1623e+00 -0.1581
-5.0000e+00 0.0000e+00 5.0000e+00 1.0000
-2.0000e+01 0.0000e+00 2.0000e+01 1.0000
# Examine sensitivity function
sens = inv(1 + plant*K2)