2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/223040Starting from an exact counting of small and positive cosmological constant states in the Bousso-Polchinski Landscape we recover a well-known approximate formula and a systematic method of improvement by means of the Poisson summation formula. This is a contribution to the special Volume published by the University of Zaragoza in honor of Julio Abad Antoñanzas. En memoria de nuestro amigo, compañero y maestro Julio.12 pages, 4 figures, contribution to the memory of Julio AbadHigh Energy Physics - TheoryGeneral Relativity and Quantum Cosmologytext