{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T02:14:53Z","timestamp":1760148893002,"version":"build-2065373602"},"reference-count":48,"publisher":"MDPI AG","issue":"6","license":[{"start":{"date-parts":[[2023,6,15]],"date-time":"2023-06-15T00:00:00Z","timestamp":1686787200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"National Research, Development and Innovation Fund of Hungary","award":["123988"],"award-info":[{"award-number":["123988"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Computation"],"abstract":"<jats:p>The recently introduced version of the density functional theory that employs a set of spherically symmetric densities instead of the density has a \u2018set-representability problem\u2019. 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.<\/jats:p>","DOI":"10.3390\/computation11060119","type":"journal-article","created":{"date-parts":[[2023,6,16]],"date-time":"2023-06-16T01:31:31Z","timestamp":1686879091000},"page":"119","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Spherical Subspace Potential Functional Theory"],"prefix":"10.3390","volume":"11","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2605-9644","authenticated-orcid":false,"given":"\u00c1gnes","family":"Nagy","sequence":"first","affiliation":[{"name":"Department of Theoretical Physics, University of Debrecen, H-4002 Debrecen, Hungary"}]}],"member":"1968","published-online":{"date-parts":[[2023,6,15]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"B864","DOI":"10.1103\/PhysRev.136.B864","article-title":"Inhomogeneous Electron Gas","volume":"136","author":"Hohenberg","year":"1964","journal-title":"Phys. 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