2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/212176Bohlin-Arnold-Vassiliev's duality transformation establishes a correspondence between motions in different central potentials. It offers a very direct way to construct the dynamical conserved quantities associated to the isotropic harmonic oscillator (Fradkin-Jauch-Hill tensor) and to the Kepler's problem (Laplace-Runge-Lenz vector).Mathematical PhysicsHigh Energy Physics - Theorytext