On Sat, Jun 07, 2008, Qi Yan wrote:
>
> When calculating the first eigenvector, I found a problem. I used two
> different ptraj.in files and got an opposite result of eigenvector.
The sign of the eigenvector is arbitrary, and has no instrinsic meaning.
You can multiply an eigenvector by -1, and it satistifies its defining
equation just as well.
...dac
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Received on Wed Jun 11 2008 - 06:07:17 PDT
