2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/209029DJIA is tested whether it can be described as a mechanical system conserving total energy with K (=v*v/2) + U, where U is calculated as the negative of work done by force obtained in terms of the second derivative of price, assuming unit mass.6pages, 3 figuresPhysics and SocietyStatistical FinanceStock mechanics: energy conservation theory and the fundamental line of DJIAtext