2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/52942Instanton analysis is applied to models B--H of critical dynamics. It is shown that the static instanton of the massless $ϕ^{4}$ model determines the large-order asymptotes of the perturbation expansion of these near-equilibrium dynamic models leading to factorial growth with the order of perturbation theory.18 pagesHigh Energy Physics - Theorytext