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Re: [Help-gsl] error in Schur decomposition of a non-symmetric matrix ?
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From: |
Leo Razoumov |
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Subject: |
Re: [Help-gsl] error in Schur decomposition of a non-symmetric matrix ? |
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Date: |
Mon, 22 Mar 2010 23:58:00 -0400 |
On 2010-03-22, Francesco Abbate <address@hidden> wrote:
> Hi all,
>
>
> The problems seems to be about the Schur decomposition formula. What
> seems to be true is that:
>
> A = Z T Z^(-1)
>
> and not that: A = Z T Z^T as asserted in the documentation.
Z is an orthogonal matrix and Z^(-1) = Z^T.
Therefore, I do not see any problem neither with GSL nor with its documentation.
--Leo--