Rayleigh-Ritz variational principle for ensembles of fractionally occupied states
Phys Rev A Gen Phys
.
1988 Apr 15;37(8):2805-2808.
doi: 10.1103/physreva.37.2805.
Authors
EK Gross
,
LN Oliveira
,
W Kohn
PMID:
9900008
DOI:
10.1103/physreva.37.2805
No abstract available