2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/69180We consider the biharmonicity condition for maps between Riemannian manifolds (see [BK]), and study the non-geodesic biharmonic curves in the Heisenberg group H_3. First we prove that all of them are helices, and then we obtain explicitly their parametric equations.16 pages, 2 figuresDifferential Geometry58E20, 31B30text