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Date: Tue, 01 Feb 2000 10:25:40 +0100
From: Stefan Grimme <grimmes@uni-muenster.de>
Organization: Westfaelische Wilhelms-Universitaet Muenster
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To: Christoph.van.Wuellen@ruhr-uni-bochum.de
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Subject: Re: CCL:A question on DFT
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Christoph.van.Wuellen@ruhr-uni-bochum.de wrote:
> 
> Yes, any density can be represented as a single slater determinant
If the density should correspond to a pure
spin state (pure <s**2>) it can in general NOT
be represented by a single determinant and this
has nothing to do with a finite basis.

___________________________________________
       Prof. Dr. Stefan Grimme
    Organisch-Chemisches Institut
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  Westfaelische Wilhelms-Universitaet
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