2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/74783In this paper we shall investigate the nonexistence of positive solutions for the following nonlinear parabolic partial differential equation:\[ \begin{cases} \frac{\partial u}{\partial t}= Δ_{\mathbb{G},p}u+V(x)u^{p-1} & \text{in}\quad Ω\times (0, T), \quad 1<p<2, u(x,0)=u_{0}(x)\geq 0 & \text{in} \quadΩ, u(x,t)=0 & \text{on}\quad \partialΩ\times (0, T) \end{cases} \] where $ Δ_{\mathbb{G},p}$ is the $p$-sub-Laplacian on Carnot group $ \mathbb{G}$ and $V\in L_{\text{loc}}^1(Ω)$.12 pagesAnalysis of PDEs35K65,35R05, 22E30, 26D10text