2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/110244We give a geometric proof that one may compute a particular generalized Mahler integral using equidistribution of preperiodic points of a dynamical system on the sphere. The dynamical system is associated to the multiplication by 2 map on an elliptic curve over a number field K with Weierstrass equation y^2 = P(x) (a Lattes dynamical system).12 pages, 6 figuresNumber TheoryAlgebraic Geometry14G40; 11G50, 11G05text