2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/125676Let R be a ring. A construction method for flexible quadratic algebras with scalar involution over R is presented which unifies various classical constructions in the literature, in particular those to construct composition algebras.10 pagesRings and Algebras17A45 (Primary), 17A20, 17A75, 11E25 (Secondary)text