2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/125155We compute the rational cohomology of the moduli space of non-singular complex projective curves of genus 3 with two marked points.16 pages. Revised version with Thm 1.1.(2) correctedAlgebraic GeometryAlgebraic Topology14H10text