2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/167214Being considered is the motion of Dirac particle in gravitational field, described by Kerr solution. It is proved, that evolution of the wave function is determined by Hermitian Hamiltonian, if the concomitant reference frame is involved.13 pagesGeneral Relativity and Quantum Cosmologytext