2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/61754We give some experimental data of Gorenstein liaison, working with points in ${\mathbb P}^3$ and curves in ${\mathbb P}^4$, to see how far the familiar situation of liaison, biliaison, and Rao modules of curves in ${\mathbb P}^3$ will extend to subvarieties of codimension 3 in higher ${\mathbb P}^4$.13 pagesAlgebraic Geometry14H50; 14M07text