2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/110463The Poincare conjecture is analyzed in the context of Calabi-Yau $n$-folds. A simple treatment is given by embedding the three-manifolds into these CY manifolds, and then taking the orbifold limit. The higher-dimensional proofs are also available in this context.4 pages, LaTeXGeneral Physicstext