2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/168821This paper presents the natural extension of Buckley-Feuring method proposed in \cite{BuckleyFeuring99} for solving fuzzy partial differential equations (FPDE) in a non-polynomial relation, such as the operator $φ(D_{x_1}, D_{x_2})$, which maps to the quotient between both partials. The new assumptions and conditions proceedings from this consideration are given in this document.5 pages. Part of Ph.DOptimization and Control03E72, 46S40text