2 papers
math.AG2017
Genome of Descartes Folium via Normalization
Adrian Constantinescu, Constantin Udriste, Steluta Pricopie
The Folium of Descartes in carries group laws, defined entirely in terms of algebraic operations over the field . The problems discussed in…
cond-mat.mes-hall2002
Failure of the local density approximation in time-dependent spin density functional theory
Z. Qian, A. Constantinescu, G. Vignale
It has been known for some time that the exchange-correlation potential in time-dependent density functional theory is an intrinsically nonlocal functional of the density as soon a…