2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/90854In this paper we propose a Hamiltonian of the n-level system by making use of generalized Pauli matrices.Latex Files, 10 pages; minor changes, two references added. This note is prepared for the coming 11-th Numazu Meeting (6-8/March/2003)Quantum Physicstext