2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/154988Certain lower bounds are obtained on the canonical height associated to the morphism $ϕ(z)=z^d+c$.1 figure; corrections made in several places, and notation changed slightlyNumber TheoryDynamical SystemsLower bounds on the canonical height associated to the morphism ϕ(z)= z^d+ctext