2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/17002The results of a modified Gross-Pitaevskii equation for a system of Bose hard spheres trapped in a spherical harmonic potential are analyzed to study the validity regime of the standard GP equation.10 pages, TeX. Proceedings of CMT XXIV, Buenos Aires, 2000Soft Condensed MatterBeyond the Gross-Pitaevskii Equation: Ground State and Low Energy Excitations for Trapped Bosonstext