2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/57785We give a upper bound of Lebesgue measure $V(S(f,h,Ω))$ of the set $S(f,h,Ω)$ of points $q\in Q_h^d$ for which the triple $(h,q,Ω)$ is dynamically robust when $f$ is monotonic and satisfies certain condition on some compact subset $Ω\in \mathbb{R}^d$.5pages, CuboMathematical Physicstext