2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/194999We study two possible prescriptions for AdS/CFT correspondence by means of functional integrals. The considerations are non-perturbative and reveal certain divergencies which turn out to be harmless, in the sense that reflection-positivity and conformal invariance are not destroyed.20 pages, references and two remarks addedMathematical PhysicsGeneral Relativity and Quantum CosmologyHigh Energy Physics - Theory81T20text