How to create symmetric matrix that is stable?

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Ljix on 24 Feb 2016

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Answered: Walter Roberson on 25 Feb 2016

Accepted Answer: Walter Roberson

How to create symmetric matrix that is stable, i.e. Re(eigenvalue)<0?

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Walter Roberson on 25 Feb 2016

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Let D be the vector of desired eigenvalues. Then one such matrix is

compan(poly(D))

Credit: Tim Davis in https://www.mathworks.com/matlabcentral/newsreader/view_thread/252328

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