The function factorizes the symmetric (or Hermitian) matrix as:

Here

- is the outer factor
- is the middle term
- is the set of eigenvectors of P
- is the vector , where , , and are the number of positive, zero, and negative eigenvalues respectively.

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# fEigFac

Gateway for robustness analysis and control design

The function factorizes the symmetric (or Hermitian) matrix as:

Here

- is the outer factor
- is the middle term
- is the set of eigenvectors of P
- is the vector , where , , and are the number of positive, zero, and negative eigenvalues respectively.