2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/70178The lattice dimension of a graph G is the minimal dimension of a cubic lattice in which G can be isometrically embedded. We prove that the lattice dimension of a tree with n leaves is $\lceil n/2 \rceil$.3 pagesCombinatorics05C05text