Spherical Subspace Potential Functional Theory

The recently introduced version of the density functional theory that employs a set of spherically symmetric densities instead of the density has a ‘set-representability problem’. It is not known if a density exists for a given set of the spherically symmetric densities. This problem can be eliminat...

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Bibliographic Details
Main Author: Ágnes Nagy
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Computation
Subjects:
Online Access:https://www.mdpi.com/2079-3197/11/6/119
Description
Summary:The recently introduced version of the density functional theory that employs a set of spherically symmetric densities instead of the density has a ‘set-representability problem’. It is not known if a density exists for a given set of the spherically symmetric densities. This problem can be eliminated if potentials are applied instead of densities as basic variables. Now, the spherical subspace potential functional theory is established.
ISSN:2079-3197