2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/72609We find by applying MacMahon's partition analysis that all magic squares of order three, up to rotations and reflections, are of two types, each generated by three basis elements. A combinatorial proof of this fact is given.7 pagesCombinatoricsNumber Theory05A15; 11P21text