2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/187341A direct proof of the resolution of the identity in the odd sector of the Fock space in terms of squeezed number states $D(ξ)|2m+1>; D(ξ) = \exp((ξa^{\dagger2}-ξ^*{a^2})/2)$ is given. The proof entails evaluation of an integral involving Jacobi polynomials. This is achieved by the use of Racah identities.6 pages, latex, no figuresQuantum Physicstext