2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/34555We obtain the perturbed components of affine connection and Ricci tensor using algebraic computation. Naturally, the perturbed Einstein field equations for the vacuum can be written. The method can be used to obtain perturbed equations of the superior order.10 pagesGeneral Relativity and Quantum Cosmologytext