2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/62909In this work we develop a cellular equivariant homology functor and apply it to prove an equivariant Euler-Poincare formula and an equivariant Lefschetz theorem.9 pages, AMS-LaTeX2eAlgebraic TopologyGeometric Topology55N91 (Primary) 55P91, 57S99 (Secondary)text