2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/120634We use the Hopf fibrillation to give simple and intuitive geometric constructions of the 24-cell, $E_8$ and $Λ_{16}$ lattices.2 figuresMetric GeometryA Very Intuitive Geometric Picture of the 24-cell, $E_8$ and $Λ_{16}$ Lattices Given by Using the Hopf Mapstext