Path: Common/Control
% Compute the frequency response given a numerator/denominator pair.
y(s) = num(s)*u(s)/den(s)
G(s) = num(s)/den(s)
This is a multi-output, single-input system. Each column will give the
value for G(s) for that frequency.
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Form:
[g,nu,w] = GND(num,den,w)
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Inputs
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num Transfer function numerator(s)
den Transfer function denomenator(s)
w Frequency vector
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Outputs
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g Frequency response matrix
nu Number of inputs
w Frequency vector
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References: Laub, A., "Efficient Multivariable Frequency Response
Computations," IEEE Transactions on Automatic Control,
Vol. AC-26, No. 2, April 1981, pp. 407-408.
Maciejowski, J. M., Multivariable Feedback Design,
Addison-Wesley, Reading, MA, 1989, pp. 368-370.
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Common: Control/GSS Common: Control/ND2SS Common: Control/WPZ
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