[CPMD-list] CPMD tests

Juerg Hutter hutter at pci.unizh.ch
Thu Dec 4 15:45:40 CET 2003


Hi
>
>
> It appeared to me that an assumption was made that
> electrons oscillate about the ground state and
> therefore that their motion can be described in terms
> of Kohn-Sham eigenvalues. This was assumed a priori.
> If this assumption is not correct then the proof
> is invalid. Right ?

I don't know where you get this. "oscillate about the ground state"
is not a mathematical condition and I can't find any such
prerequisite in the Paper by Bornemann and Schuette.
I also don't know what you mean by "their motion can be described in terms
of Kohn-Sham eigenvalues"?
The only condition in the proof is a positivity argument on
the second derivatives of the Kohn-Sham energy wrt to KS orbitals.


Juerg Hutter



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