2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/208594Let S be a symbol algebra. The trace form of S is computed and it is shown how this form can be used to determine whether S is a division algebra or not. In addition, the exterior powers of the trace form of S are computed.12 pagesRings and Algebras11E81; 16K20text