2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39610We consider an effective field theory description of gravity coupled to a scalar field with volume-preserving diffeomorphism and Weyl invariances. The smallness of the cosmological constant is achieved when the potential of the scalar is extremely flat. This implies a possible relationship between the smallness and the quintessential sector of the cosmological constant.6 pages, latexHigh Energy Physics - Phenomenologytext