2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/163689The social-force model is systematically modified to achieve a satisfying agreement with the fundamental diagram. Furthermore, our modification allows an efficient computation of the simulation. Finally, different simulation-results will be compared to empirical data.6 pages, 4 figures. A contribution to the Proceedings of PED2008Physics and SocietyComputational Physicstext