2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/220590A neutrino mass matrix model M_νwith M_ν^T =M_νand a model with its inverse matrix form \widetilde{M}_ν= m_0^2 (M_ν^*)^{-1} can be diagonalized by the same mixing matrix U_ν. It is investigated whether a scenario which provides a matrix model M_νwith normal mass hierarchy can also give a model with an inverted mass hierarchy by considering a model with an inverse form of M_ν.6 pages, 4 figuresHigh Energy Physics - Phenomenologytext