Subject: DFT

From: <[email-masked]>
Date: Mon, 27 Jan 1997 15:52:22 +0100

Hello everybody,

My problem is the calculation of ionization potentials in DFT
I don't understand two points:

		1- Koopmans theorem in DFT and its application: why it 
		   doesnt work?
		2- what represents rreally khon-sham orbitals-Are they any 
		significations? (if not why ? )

		many thanks
		
		                     Sylvie Joanteguy
		                     
		                     e-mail:[email-masked]