2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56561Functional Schrödinger equations for interacting fields are solved via rigorous non-perturbative Feynman type integrals.20 pagesMathematical PhysicsHigh Energy Physics - TheoryFunctional AnalysisQuantum Physics81I08,81Q05,83C47Feynman Equation in Hamiltonian Quantum Field Theorytext