2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/131581We develop a Radon like transformation, in which $P$ quasiprobability distribution for spin 1/2 states is written in terms the tomographic probability distribution $w$.14 pages, accepted by Found. Phys. LettQuantum PhysicsMathematical Physicstext